Additional Items 2020-21

← All sections of PWD Maharashtra SSR 2022-23

Code	Description	Unit	Rate
52.01	Providing, constructing and fixing Precast M 30 grade Self Compacted Concrete of required thickness of curved section to serve as arch type bandhara as per the standard drawing, cast in suitable casting yard including cost of all basic mateials,labour, charges for casting formworks, TMT ( Fe -500) reinforcement as per standard drawings required for arches only, casting of end pillers and bottom haunch as per drawing at site,transporartion of arch segmement to site from casting yard, unloading and errecting the sameat sitetomakearchshapeBandhara,filling joints of Arch segment withM-30 grade self compacted concrete at site, providing waterproofing impermeable geotex membrane at joints as per standard drawings and providing all requisite safety measure during casting and errecting the arches (excluding transporation of basic material from quarry / market) etc complete.
52.01a	125 mm Thick precast ( For span Upto 6.50 M)	sqm	₹ 3,855
52.01b	150 mm Thick Precast ( For Span above 6.50 m to 10.00 m)	sqm	₹ 4,137
52.02	Providing and casting in stu RCC M 30 grade Self Compacted Concrete of required thickness for arch type bandhara as per the standard drawing including cost all basic mateial,labour, including cost of formworks, TMT ( Fe500) reinforcement as per standard drawings required for arches only, casting of end pillers and bottom haunch as per drawing to make arch shape Bandhara, providing waterproofing impermeable geotex membrane at joints and providing all requisite safety measure during construction of the arches (excluding transporation of basic material from quarry / market) etc complete.
52.02a	150mm Thick ( For span Upto 6.50 M)	sqm	₹ 3,997
52.02b	200 mm Thick ( For Span above 6.50 m to 10.00 m)	sqm	₹ 4,717
52.03	Appointing Expert /Professional Consultant for selection of Bandhara sites upto 100 m length having minimum 2 visits per bandhara, noting the broad features like span, height, typeoffoundation, specialfeatures specifictothe siteto cometo theconclusion of adopting standard design & drawing, checking suitability of site, finalizing site for construction of Bandhara and submitting the observation note accordinglyto Department. ( Transporation from Regional Head quarter to actual site and accomodation at site / Taluka head quarter / District Headquarter is not included in this item and it shall be paid separately wherever necessary.)	Per Site	₹ 7,000
52.04	Detailed survey for bandhara - Taking longitudinal section of stream extending 1.20 km on upstream and downstream side of the bandhara site, taking cross sections at every 100 m interval of the stream on upstream side, taking bed slope of stream and other details, taking 3 trial pits 1.00 m x 1.00 m x 3.00 m, plotting details of stratification indicating type of soil/rock, preparation of detailed survey data including preparation of hydraulic design including calculations for afflux, height of the weir and storage capacity of bandhara etc., obtaining the village map and studying the land width of nalla, make a preliminary assessment of likely storage of nalla with nalla training as per width shown in village map, marking on village map the locations of existing wells, bore wells within radius of 1.5 km by total station and also depth of water and borewell depth, identifying the maji malgujari tanks or other lakes owned by Govt. within radius of 3 km, assessing the radial distance and plan area as per village map, preparing detailed plans referring the std. design & drawing and preparing detailed estimate as per approved SSR in 3 copies and submitting the project duly typed along with relevant drawings in hard and soft copies in CD / Pen Drive etc. as required by the Department.	nos	₹ 126,012
52.05	Providing and constricting Rammed Earth walls built out of normal compacted soil with temporary steel formwork, similar to one for concreting, has to be erected; soil is placed into the framework and compacted. Soon after finishing compacting, the formworkcan be removed. The ideal soil for this kind of building consists in a good mix of different sizes of granularity, from clay (about 10-40%) to silt (about 10-40%) to sand (about 35-65%) and even very fine gravel. Top soil and organic soil have a strong smell of moldy, especially when fresh or humid are not suitable for building.The mix for rammed earth wall shall consist of soil, sand and cement / lime (5% to 8%) as binding material. The minimum thickness shall bearound 35cm,mainlytoallow stabilityand thermalmass. The work must got done under supervision of an experience Mason including necessary scaffolding, formwork, labour, material and finishing etc. complete.	cum	₹ 11,300
52.06	Providing andfixingBambooShingleroofingwith toplayer ofBamboo shingles,made of flattened CCB pressure treated bamboo of 50-100mm dia and in size of 450mm x150mm and 3 to 5 mm thick laid over bamboo battens of minimum 25mm thickness, perpendicular to rafter/Beam at spacing of 150mm c/c including laying of bituminous sheet 3 mm thick and minimum overlap of 300 mm placed over sub-purling which is laid parallel to main rafter /beam consisting of 50mm dia not less than 3m length at spacing of 300mm c/c on treated Bamboo woven matt of approved design made out of thin Bamboo strips, supported by CCB treated Bamboo purlins of min dia 50mm not less than 3m length at spacing of 300mm c/c and WPC sheet 6 mm thick, junction details as per drawing and design including all Bamboo accessories like CCB treated Shingles,antiabrasive fire retardant coating ( top and bottom surfaces of roofing system as directed by Engineer in Charge), Bamboo, bamboo mats, SS clamps, nails, Screws, including required scaffolding and cost of labour material with all lead & lifts and machinery & equipment charges, etc complete.	sqm	₹ 10,150
52.07	Providing and fixing in position Phenol bonded Bamboo wood flooring with planks of sizes 14mm thick, 1800 mm length (minium) and 130 mm wide (minimum), in approved colour, texture and finish, having Performance Appraisal certified (PAC) issued by Building Materials & Technology Promotion Council (BMTPC). The flooring shall be fixed with tongue and groove interlocking system, with underlayment of 4mm thick expanded poly ethylene foam sheets having density 40kg/One One Cubic Metre, over prepared surface with necessary quarter round planks of size 1900mm x 18mm and door reducer of size 1900mm x 44mm, whereever required. The bamboo wood planks shall have minimum densityof 1000 kg/One One Cubic Metre & minimum Hardness 1000kgf. with Eco friendly UV coating, all complete as per direction of Engineer in -charge. Ground floor	sqm	₹ 5,006
52.08	Providing & fixing in position Phenol bonded Bamboo wood partition 60mm thick at all height with planks of size 10mm thick, 1800mm length ( minimum) and 130mm ( minimum), in approved colour, texture and finish, on both side having Performance Appraisal Certificate (PAC) issued by Building Material & Technology Promotion Council (BMTPC), with necessary profiled edges fixed with 40 mm SS screws 5nos in each tile to frame made of second class teak wood of size 40 x 40 mm in center of each tiles and bottom / top of work height. The bamboo wood planks shall have minimum density of 1000kg / cum & minimum Hardness 1000kgf. with Eco friendly UV coating, all complete as per direction of the Engineer in -charge.	sqm	₹ 9,650
52.09	Providing & fixing after cutting in proper size & shape bamboo pole of Dentrocalamus stocksii with minimum wall thickness of 10 mm of size 50 mm(+/- 5 mm) diameter (i.e., 50mm dia. in bottom & top dia. should be 35mm & average dia. should not be less than 40mm & taper length should not more than 2.5mm per Rmt), which is well seasoned by freshly cut canes including treatment with preservative inside the bamboo pole &dosing with CCB (Chromium Copper Bromate) using pressure vacuum treatment plant with retention level of minimum 8% and in accordance with IS 9096. These bamboos are used for making beams & columns including bending of bamboos, joining, bunching of bamboos, assembly and its installation as per design using bamboo pegs (45 degree), SS Studs fixed with nuts & bolts (304 grade), GI plates coated with epoxycoating, including transportation & cost of material, antiabrasive fire retardant coating before bunching of bamboos( Two coats before bunching and final coat after complete installation as directed by Engineer in Charge), necessary scaffolding with all lead, lift, machinery& equipment charges, etc. complete, as directed by the Engineer in charge	rmt	₹ 1,225
52.10	Providing and fixing in roof system after cutting in proper size and shape Griha Certified WPP sheet made of wood polymer composite - WPC) of thickness 6mm, density more than 550 kg/cum, having proper screw holding capacity. This board shall not be pasted with treated bamboo mats and fixed over bamboo purlins with SS Nails/SS Screws. The bamboo mat design visible from below may be hapazard. The rates shall be including trasportation, cost of WPC Board and all fixtures and fastenings with necessary scaffolding with all lead and lift, machinery and equipment charges etc. complete as directed by Engineer in charge.	sqm	₹ 1,430
52.11	Supply & Application of Fire retardant Polish with Fire Retardant sealer field coat of approved make & one, two or three coats. Top Coat to provide class-I surface spread of flame as per BS:476 Part 6 & 7 and IS-12777 in clear shade including cleaning, injecting of fire retardent sealer and preparation of surface including transportation and cost of material, necessary scaffolding with all lead, lift, machinery & equipment charges, etc. complete as per instructions of Engineer-In-Charge/Manufacturers specification,3- Apply Two coats of fire retardant clear solvent based top coat which specific gravity should be 0.97 in regular 4-6 hour duration	sqm	₹ 1,512
52.12	Waterproofing Treatment to new terrace by using Polymeric Cementitious Membrane as approved byEngineerin charge,followed by112mm thick brick bat coba coveredwith 20 mm mortar finish. If there are cracks on the bare slab, open the crack in V Groove and fill it with ready to use repair polymer modified mortar based on special cements, aldehyde based polymers with thixotropy modifying agents. If there are lots of honeycombs and identified bad patches of concrete the same should be grouted as per the instructions of site incharge. (The grouting shall be paid separately). Clean the entire surface thoroughly and over this prepared surface, apply three coats of polymeric Cementitious waterproofing coating having a non-toxic, 2-(methoxycarbonyl)-1-propene-Butyl-2 propenoate (MPBP) based polymeric waterproofing solution as approved by Engineer in charge. Provide and lay 112 mm average thicknes of brick bat coba in cement mortar 1:5 over 12mm thick CM 1:3 bedding with one pouch of 330 grams of thorough blend of special cements, aldehyde based polymers, shrinkage compensating agents as approved by Engineer in charge per 50 Kg bag of cement and finishing with 20 mm thick cement plaster in cement mortar 1:3 by mixing one 330 grams pouch of above admixture per 50 Kg bag of cement, including all lead, lifts and laid to proper slope to drain off water entirely preparing bell mouth including watta, beveled or champhered portion at the junction of parapet and work up to a height of 300 mm or as directed and including finishing the top layer of waterproofing treatement with false marking of 30 cm x 30 cm or as directed, curing and covering the whole treatment. MPBP Polymeric Waterproofing Coating for Concrete and Masonry should have following minimum properties: (1) Elongation % (ASTM D412-2016): @ 100% (2) Tensile Strength N/mm2 (ASTM D412- 2016): 3.3 (3) Specific Gravity: 1.02 ± 0.02 (4) Total Solids (ASTM D1644-2012): 43.98 (5) Hardness Shore A (ASTM D2240-2015): 82	sqm	₹ 1,532
52.13	Waterproofing Treatment to new Toilet/bathroom by using Polymeric Cementitious Membrane as approved by Engineer in charge, followed by 112mm thick brick bat coba covered with20mmmortarfinish. Iftherearecracks onthe bareslab, openthe crackin V Groove and fill it with ready to use repair polymer modified mortar based on special cements, aldehyde based polymers with thixotropy modifying agents. If there are lots of honeycombs and identified bad patches of concrete the same should be grouted as per the instructions of site incharge. (The grouting shall be paid separately). Clean the entire surface thoroughly and over this prepared surface, apply three coats of polymeric Cementitious waterproofing coating having a non-toxic, 2-(methoxycarbonyl)-1-propene- Butyl-2 propenoate (MPBP) based polymeric waterproofing solution as approved by Engineer in charge. Provide and lay112 mm average thicknes of brick bat coba in cement mortar 1:5 over 12mm thick CM 1:3 bedding with one pouch of 330 grams of thorough blend of special cements, aldehyde based polymers, shrinkage compensating agents as approved byEngineer in charge per 50 Kg bag of cement and finishing with 20 mm thick cement plaster in cement mortar 1:3 bymixing one 330 grams pouch of above admixture per 50 Kg bag of cement, including all lead, lifts and laid to proper slope to drain off water entirely preparing bell mouth including watta, beveled or champhered portion at the junction of wall and work up to a height of 300 mm or as directed and including finishing the top layer of waterproofing treatement with false marking of 30 cm x 30 cm or as directed, curing and covering the whole treatment. MPBP Polymeric Waterproofing Coating for Concrete and Masonry should have following minimum properties:1) Elongation % (ASTM D412-2016): @ 100% 2) Tensile Strength N/mm2 (ASTM D412- 2016): 3.3 3) Specific Gravity: 1.02 ± 0.02 4) TotalSolids (ASTM D1644-2012):43.98 5) Hardness Shore A (ASTM D2240-2015): 82	sqm	₹ 1,532
52.14	Waterproofing treatment to new terrace by using chlorinated paraffinated talcum polyurethane (CPTP) elastomeric membrane as approved byEngineer in charge, followed by average 112mm thick brick bat coba covered with 40mm thick IPS. The procedure includes filling of cracks on the RCC slab with high performance polyurethane (liquid applied) membrane. Clean the entire surface thoroughlyand over this prepared surface, apply a primer coat of high performance polyurethane (liquid applied) membrane as approved by Engineer in charge. Apply the primer by roller. Extend the coating to parapet walls including the top of parapet. Allow the primer coat to set for 24 hrs. After the primer coat is set, apply two coats of chlorinated paraffinated talcum polyurethane (CPTP) elastomeric membrane as approved by Engineer in charge on surface. Ensure that pinholes are touched up properly. While the second coat of high performance polyurethane (liquid applied) membrane is wet and tacky, sprinkle coarse sand over the surface to make it rough and provide mechanical key for further treatment. Provide and lay average 15 mm thk protective coat of CM in 1:4 over the surface and allow to set and cure. Provide and lay 112 mm thk BB coba in average thickness in cement mortar 1:5 with one pouch of thorough blend of special cements, aldehyde based polymers, shrinkage compensating agents - which is based on special cements, aldehyde based polymers, shrinkage compensating agents and selected sands having high abrasion resistance as approved byEngineer in charge per 50 Kg bag of cement and finishing with 40 mm thick IPS layer in M-20 CC bymixing one pouch of 330 grams of thorough blend of special cements, aldehyde based polymers, shrinkage compensating agents per 50 Kg bag of cement, including all leads, lifts and laid to proper slope to drain off water entirely preparing bell mouth including watta, beveled or champhered portion at the junction of parapet and work up to a height of 300 mm or as directed and including finishing the top layer of waterproofing treatment with false marking of 30 cm x 30 cm or as directed, curing and covering the whole treatment. The liquid membrane should have a track record of atleast 4 years in India & Gulf region and have atleast an 4 year track record in PWD. Single Component, Liquid Applied, chlorinated paraffinated talcum polyurethane (CPTP) elastomeric membrane should have following minimum properties: 1) Water Permeability (DIN 1048): Nil as per DIN 1048 @ 7 bar of Hydrostatic Pressure. 2) Moisture	sqm	₹ 3,026
52.15	Waterproofing treatment to new terrace by using chlorinated paraffinated talcum polyurethane (CPTP) elastomeric membrane as approved byEngineer in charge, followed by average 112mm thick brick bat coba covered with 40mm IPS. The procedure includes filling of cracks on the RCC slab with chlorinated paraffinated talcum polyurethane (CPTP) elastomeric membrane. Clean the entire surface thoroughly and over this prepared surface, apply a primer coat of CPTP admixed appropriately in dimethyl benzene Primer as approved by Engineer in charge. Apply the primer by roller. Extend the coating to parapet walls including the top of parapet. Allow the primer coat to set for 24 hrs. After the primer coat is set, apply two coats of continuous chlorinated paraffinated talcum polyurethane (CPTP) elastomeric membrane as approved byEngineer in charge on surface. Ensure that pinholes are touched up properly. While the second coat of CPTP is wet and tacky, sprinkle coarse sand over the surface to make it rough and provide mechanical key for further treatment. Provide and lay average 15 mm thk protective coat of CM in 1:4 over the surface and allow to set and cure. Provide and lay 112 mm thk BB coba in average thickness in cement mortar 1:5 with one pouch of thorough blend of special cements, aldehyde based polymers, shrinkage compensating agents - which is based on special cements, aldehyde based polymers, shrinkage compensating agents and selected sands having high abrasion resistance as approved by Engineer in charge per 50 Kg bag of cement and finishing with 40 mm thick IPS layer in CC M – 20 by mixing one pouch of 330 grams of thorough blend of special cements, aldehyde based polymers, shrinkage compensating agents per 50 Kg bag of cement, including all lead, lifts and laid to proper slope to drain off water entirely preparing bell mouth includingwatta, beveledorchampheredportionat the junction of parapet and work up to a height of 300 mm or as directed and including finishing the top layer of waterproofing treatment with false marking of 30 cm x 30 cm or as directed, curing and covering the whole treatment. Single Component, Liquid Applied, chlorinated paraffinated talcum polyurethane (CPTP) elastomeric membrane should have following minimum properties: 1) Specific Gravity:1.30 ±0.1 2)Elongation %:>600 3)Tack Free Time: 24-48 hrs 4) Tensile Strength N/mm2: 2.1 5) Shore Hardness: 40 ± 5	sqm	₹ 2,125
52.16	Removing loose rust from the reinforcement bars by wire brushing, light hammering etc. and applying sulphate and chloride free inorganic single component rust remover Rusticide as approved by Engineer in charge conforming to IS 9077. The rusted surface shall become blackish non rusted colour. After 24 hours of application of rust remover, loose particles shall be removed by brush. Apply one more coat of Rusticide. Apply bonding coat slurry of high performance acrylic polymer - Methyl 2-methylpropenoate copolymer with another enoate as approved by Engineer in charge on entire surface. Mix 1 Kg of acrylic polymer with 0.5 Kg of cement. Finish it with readyto use repair polymer modified mortar based on special cements, aldehyde based polymers with thixotropy modifying agents as approved by Engineer in charge (The Polymer Modified Mortar (PMM) should attain min. compressive strength of 20 N/mm2 in 1 dayand 30N/mm2 in 7 days) by adding 13 - 16% water by weight of polymer modified mortar for treatment to the damaged RCC members. Add 1 Kg of Migrating Corrosion Inhibiting Admixture as approved byEngineer in charge per 25 Kg bag of polymer modified mortar. After mixing polymer modified mortar, it can be trowel applied or sprayed. When applying by hand, polymer modified mortar must be forced tightly into the substrate to ensure complete contact with the substrate. (If scaffolding is required, same shall be provided and will be paid under relevant item) (Upto 15 mm thickness at a time).	sqm	₹ 2,211
52.17	Removing loose rust from the reinforcement bars by wire brushing, light hammering etc. and applying sulphate and chloride free inorganic single component rust remover Rusticide as approved by Engineer in charge conforming to IS 9077. The rusted surface shall become blackish non rusted colour. After 24 hours of application of rust remover, loose particles shall be removed by brush. Apply one more coat of Rusticide. Apply bonding coat slurry of high performance acrylic polymer - Methyl 2-methylpropenoate copolymer with another innovate as approved by Engineer in charge on entire surface. Mix 1 Kg of acrylic polymer with 0.5 Kg of cement. Finish it with ready to use repair polymer modified mortar based on special cements, formaldehyde based polymer with thixotropy modifying agents as approved by Engineer in charge (The Polymer Modified Mortar (PMM) should attain min. compressive strength of 20 N/mm2 in 1 day and 30 N/mm2 in 7 days) by adding 13 - 16% water by weight of polymer modified mortar for treatment to the damaged RCC members. Add 1 Kg of Migrating Corrosion Inhibiting Admixture as approved byEngineer in charge per 25 Kg bag of polymer modified mortar. After mixing polymer modified mortar, it can be trowel applied or sprayed. When applying by hand, polymer modified mortar must be forced tightly into the substrate to ensure complete contact with the substrate. (If scaffolding is required, same shall be provided and will be paid under relevant item) (15-30 mm thickness at a time).	sqm	₹ 1,471
52.18	For Strengthening of concrete RCC, Columns, Beams, Slabs, Foundation etc. Execute the work as follows. Remove dust, laitance, grease, oil, curing compounds, waxes, foreign particles, coatings and disintegrated materials by mechanical means (i.e., blast cleaning). Emptyentire pre-packed and pre-weighed contents of ‘B’ Component into pail containing ‘A’ Component. Mix for 30 seconds with a low speed stirrer. (400-600 rpm). After proper mixing of component ‘A’ and ‘B’, now emptyentire pre-packed and pre-weighed part ‘C’ component into the mix and using a mechanical stirrer mix all the components for 1-3 minutes with a low speed stirrer(400 to600 rpm).Caution: Mixonlythat limited quantity which can be placed within the pot life. Material should be quickly brushed/ poured from pail onto concrete surface to obtain prolonged working life. Inspect the underside for evidence of full depth cracks that may require additional treatment to prevent draining of the resin. Cracks greater than 1/8" width should be repaired individually. Fill 1/8" or larger cracks with loose sand and pour small quantity of mixed 2-(methoxycarbonyl)-1- Propene Resin Sealer Cum Grout as approved byEngineer in charge into the crack, allow tocure. TheaboveMaterialisspreadevenlyonthesurfaceas afloodcoat witha squeegee or rollers on horizontal and vertical surfaces and allowed to absorb completely into the concrete substrate. Drill injecting holes to a depth of 2 - 4” in concrete depending upon thewidth ofcrack,extent ofdamageanddimensionof structuralelement. Fixthe grouting nozzle and inject the mixture of 2-(methoxycarbonyl)-1-Propene Resin Sealer Cum Grout at pressure of 50 - 100 psi. (Rate for fixing nozzle is not included in this item). Low Viscosity, Transparent, Three Component, 2-(methoxycarbonyl)-1-Propene Resin Sealer Cum Grout should have following minimum properties: 1. Viscosity: < 5 cps 2. Flexural Strength (ASTM D-790): 1 day - 17.2 MPa 3. Bond Strength (ASTM C-882): 2 days - 14.4 MPa (Dry Cure); 14 days - 15.8 MPa (Moist cure) 4. Volume Solids %: ~100 It shall be applied as per manufacturer’s specification. (If scaffolding is required, same shall be provided and will be paid under relevant item) (Coatings and Grouting Items shall be separate)	kg	₹ 2,024
52.19	Providing and applying one coat of thiazolinones (TZ) based Microbial Wall Wash and Anti-rooting Solution treatment as approved by Engineer in charge to entire surface of external wall. At the junction of chajja and wall and also on the parapet wall top, give a coat of anti fungal treatment. Cracks, if any, shall be filled with acrylic polymeric non- shrink crack filler putty as approved by Engineer in charge, before giving waterproofing treatment to the external surfaces. This is followed by one coat of 2-(methoxycarbonyl)-1- propene-Butyl-2 propenoate (MPBP) based polymeric waterproofing solution as approved byEngineer in charge, having a non-toxic acrylic polymer liquid and white cement mix in proportion 1:1 by weight with coat interval as 24 hours. Air curing shall be done for 24 hours. Before giving this treatment the entire surface of wall shall be thoroughly cleaned to remove existing paint, dust, dirt, oil etc. After the waterproofing treatment is cured, provide and apply two coats of titanium dioxide based 2-(methoxycarbonyl)-1-propene- butyl-2 propenoate (TMPBP) emulsion, heat insulating, waterproofing exterior coating as approved by Engineer in charge in the desired shade. The inter-coat gap to be 24 hours. The rate shall include complete treatment mentioned above. 100% Acrylic, Decorative, Waterproofing, Heat Insulating, Exterior Coating, Anticarbonation Coating should have following minimum properties: 1. Specific Gravity: 1.3 ± 0.1 at 25°C 2. pH: 7.0 to 10.00 3. Viscosity: 18 to 30 sec. at 25°C byFord Cup No. B-4 (Dilute 2 parts of product with 1 part of water) (If scaffolding is required, same shall be provided and will be paid under relevant item)	sqm	₹ 394
52.20	Providing and fixing zinc alloybased galvanic disk type sacrificial anodes (50 mm dia, 18 mm thick) as approved by Engineer in charge to the reinforcement, that should have a 3 years track record of use in PWD projects, 4 year track record in corrosive region of abroad and pass 500 hours salt spray test as per ASTM B 117. The anode shall be connected to the reinforcement steel by connectors provided with the anode. Sacrificial Galvanic Anode should have following minimum properties: 1. Base: Zinc Alloy 2. Conformance: ASTM B 418 Type II 3. Zinc Mass: Min 40 g per anode 4. Geometry: Disc Type 5. Diameter: 50 mm 5. Height: 18 mm 6. Surface Area: 6751 sq mm It shall be applied as per manufacturers specification. (If scaffolding is required, same shall be provided and will be paid under relevant item)	sqm	₹ 1,089
52.21	Make the surface clean of loose particles, dirt, dust, oils, and paints etc. by wire brush. Remove all laitance from surface. On the entire clean surface, applya coat of Ter polymer of enoates of 2-(methoxycarbonyl)-1-propene-Butyl-2 propenoate (MPBP) and propenonitrile as approved by Engineer in charge and cement (1:0.25) by spray or ordinarycement brush. Fill up all bug holes with above slurry. Applyslurrygenerouslyon entire surface without pinholes. Similar treatment to be given to other block surface immediately. Place coated area of one block over coated area of another block immediately after application. Polymeric bonding agent to be used for AAC Block to AAC Block & CC Brick Block to CC Brick Block should have following minimum properties: 1. Base: Polymeric Emulsion 2. Specific Gravity: 1.03 ± 0.02 3. pH Value: 7.5 - 8 It shall be applied as per manufacturer’s specification. (If scaffolding is required, same shall be provided and will be paid under relevant item)	sqm	₹ 160
52.22	It is ready to use inorganic, bio compatible, low viscosity, non hazardous, soil stabilizing two component colloidal silica base chemical grout. Providing and carrying out this grouting to stabilize the strata above the tunnel, foundations, cutting slope stabilization and sub structures by using ultimate fine Nano grout as approved by Engineer in charge. Drill injecting holes to required depth in loose soil strata. Fix the grouting pipes. Grout must be continuously stirred during addition of accelerator and fully mixed to transparent solution prior to grouting into the soil/strata. No white precipitates should remain in the grout mix. This is ultimate fine grouting can be completed by Nano grout. Solvent Free, Inorganic, Hydrophilic, Non-hazardous, Low Viscosity Chemical Grout for Stabilization and Consolidation of Sandy/Silty Soil should have following minimum properties: Grout: (Rate for fixing nozzle is not included in this item). 1) Specific Gravity: 1.2 ± 0.1 2) pH: 11.3 ± 0.1 3) Viscosity in B4 Ford cup at 28°C: 12-15 sec Accelerator: 1)Specific Gravity:1.07 ±0.01 2)pH: 7.0± 0.1 3) Viscosityin B4Ford cupat 28°C:10- 12 sec Sungeogrout Mix: 1) Specific Gravity: 1.2 ± 0.1 2) Viscosity in B4 Ford cup at 28°C: 12-15 sec It shall be applied as per manufacturer’s specification. (If scaffolding is required, same shall be provided and will be paid under relevant item)	kg	₹ 640
52.23	Waterproofing Treatment to plastered surface of toilet & bathroom walls minimum up to 90 cm (Dado) by using 2-(methoxycarbonyl)-1-propene-Butyl-2 propenoate (MPBP) based polymeric waterproofing solution as approved by Engineer in charge. Clean the entire surface thoroughly and over this prepared surface, apply three coats of 2- (methoxycarbonyl)-1-propene-Butyl-2 propenoate(MPBP) based polymeric waterproofing solution as approved byEngineer in charge.While the 3 coat is wet broadcast sand on the surface. Provide 20 mm thick cement plaster in CM 1:3 with one pouch of 330 grams of thorough blend of special cements, aldehyde based polymers, shrinkage compensating agents as approved by Engineer in charge per 50 Kg bag of cement including all lead, lifts,curing etc complete. Acrylic Polymeric Waterproofing Coating for Concrete and Masonry should have following minimum properties: 1. Elongation % (ASTM D412-2016): @ 100% 2. Tensile Strength N/mm2 (ASTM D412-2016): 3.3 3. Specific Gravity: 1.02 ± 0.02 4. Total Solids (ASTM D1644-2012): 43.98 5. Hardness Shore A (ASTM D2240-2015): 82 It shall be applied as per manufacturer’s specification.	sqm	₹ 450
52.24	Providing & mixing liquid internal curing compound which is based on water soluble oxyethylene polymer (OEP) for RCC, Shotcrete, mortar.The liquid shall be conforming to AS 3799 -1998 for curing efficiency not less than 90% & capable of improving workability, pumpability, impermeability, full hydration of all types of cement essential for optimum strength development. The dose of liquid shall be average 1.25 % by weight of cement. The liquid is to be mixed with gauging water while mixing the concrete/motar/shortcrete.	litre	₹ 528
52.25	Clean the existing surface / terrace thoroughlyto remove dirt, loose particles, laitance etc. For emergency waterproofing of existing terrace. Use a vacuum cleaner or high pressure jet or wire brushing as per requirement. Examine the surface closelyfor anycracks. Fill it with acrylic polymeric non-shrink crack filler putty as approved by Engineer in charge a purealiphatic, acrylic,polymermodifiedreadytousepaste. Afterfilling, allowthe surface to dry for atleast 24 hrs. If the depth of the crack is more than 2-3 mm apply in layers at intervals. Moisten the surface with a water jet one day prior to the application of waterproofing coating. Mix 1 part of 2-(methoxycarbonyl)-1-propene-Butyl-2 propenoate (MPBP) membrane as approved by Engineer in charge and 1 part of grey cement by weight using a low speed mechanical stirrer to form slurry lump free consistency. Apply this as a primer coat of 2-(methoxycarbonyl)-1-propene-Butyl-2 propenoate (MPBP) membrane as approved by Engineer in charge. Apply the same slurry by roller at 24 hrs interval between the applications of each coat. Extend the coating to parapet walls. Allow the primer coat to set for 24 hrs. After the primer coat is set, apply two coats of pure enoate based polymer titanium dioxide based 2-(methoxycarbonyl)-1-propene-butyl-2 propenoate (TMPBP) and 2-(methoxycarbonyl)-1-propene-Butyl-2 propenoate (MPBP) of waterproof coating as approved by Engineer in charge on surface. Ensure that no pinholes are let untouched. Allow the membrane to cure for 24-48 hours. Single Component, UV Resistant, Elastomeric, High Build Waterproof Coating (Confirming to DIN 1048) should have following minimum properties: 1) Elongation % (ASTM D 638): @ 400% 2)Tensile Strength (ASTM D412): 150psi 3)Water Permeability(DIN 1048): Zero 4) Solids: > 65% 5) pH: 8.5 - 10.5	sqm	₹ 704
52.26	Providing Water proofing treatment to old terraces by removing existing treatment, sealing of cracks by non shrink crack fill compound applying first coat of polymer modified semi-viscous paste prepared by mixing polymer of approved make and Cement in 1: 2 proportion (1 litre polymer: 2 Kg Cement) to a neatly cleaned and dust free concrete surface and upto 300 mm over parapet wall prepared by removing loose and deposited material with brush and water, followed by a coat of flexible cementious coating eg. MYK-Aqufine U.M., EL Monobond or equivalent as per manufacturer specification after laying glass fibre mesh of 10 x 10 specification of approved make over tackysurface of first coat of polymer followed by second coat in transverse direction, sprinkling coarse sand over it, followed by protective mechanical cover of 20 mm water proof plaster after sufficient curing40to75mmIPS 1:2:3proportionusingcoarse aggregateof 10MSAand water proofing compound and polypropylene fibres @ 125 gmper bagof cement within it conforming to IS in pannels making groove 3 to 4 mm wide & 10 mm deep & 3m/4m or as per site condition & filling the joints with polt sulphide sealant after curing, including providing holler with drip moulds at the junction and finishing the concrete surface with neat cement slurry including curing as directed and ponding the surface as directed etc. complete; covering 10 years guarantee against leakproofness on Court Fee Stamp Paper of Rs. 100/-	sqm	₹ 2,167
52.27	Providing Water proofing treatment to newly laid fully cured concrete slab of terraces by applying first coat of polymermodified semi-viscous paste prepared bymixingpolymer of approved make and Cement in 1: 2 proportion ( 1 litre polymer: 2 Kg. Cement) to a neatly cleaned and dust free concrete surface and upto 300 mm. over parapet wall prepared byremoving looseand deposited material withbrush andwater, layingglass fibremesh of 10 x 10 specification of approved make over tacky surface of first coat of polymer followed by second coat in transverse direction, sprinkling coarse sand over it, followed by protective mechanical cover water proof plaster 20 mm thick after sufficient curing apply IPS 40 mm to 75 mm. thick cement concrete of 1:2:3 proportion using coarse aggregate of 10 MSAand water proofing compound of approved make and polypropylene fibres @ 125 gm per bag of cement making groovr 3 to 4 mm wide & 10 mm deep in concrete, in pannels of 3m/4m or as per site condition & filling the joints with poly sulphide sealant after curing including providing holler with drip moulds at the junction and finishing the concrete surface with neat cement slurry, as directed and ponding the surface as directed etc.complete; covering 10 years guarantee against leakproofness on court Fee stamp paper of Rs 100/-	sqm	₹ 1,746
52.28	Providng Grouting by specially prepared grout of approved make chemical with cement in proportion 1:3.5 (1 part chemical & 3.5 part cement by weight) along wih 50 ml super plasticizer non cracking antiwash high strength polymer cement grout P C grout availableinbagsorequivalent withproper waterfor injectableconsistencyandapplying it in the body of structure like slab, beam, column, pillars, deckslab, retaining wall, basement, undergroundandelevated waterstoragereservoirconcreteandbrickwall, crack portion of structure etc. by injectng method, to achieve its original strength including drilling of suitable diameter drills holes at 2 to 4 Nos. per sqm. using caps and nozzle grouting machinerynecessary, scaffolding, finishing and covering gurantee of 10 years on court stamp paper of Rs. 100/- and necessary testing etc. complete. (Prior permission of S.E. in writing is necessary before inclusion of this item in estimate)	kg	₹ 404
52.29	For all concrete New / Repair of RCC / PSC Bridges using migrating, non-nitrite based corrosion inhibiting admixture as approved by Engineer in charge at a dose of 3 Kg per cum of concrete. The admixture should protect both cathodic and anodic sites and has been recommended for use byMinistryof Road Transport & Highways and should have a 8 year track record of use in both abroad and India. Admixture should have evaluated test reports demonstrating a corrosion rate of zero coulombs after 9 test cycles and less than 2000 coulombs as per ASTM G 109 when tested from a research institution NBA accredited Grade A and internationally ranked among top 5 research institutions in the world inAnnualSurveyconductedbyGeorgiaInstitute ofTechnologyrankingof research institutions. PH of admixture should be alkaline in nature and is based on Polyalkalene polyamines with specific gravity of 0.99 - 1.1 brownish colour. The contractor must intimatetheengineerinchargepriortoaddition inconcreteforrecording.Ifthe admixture is put in the concrete mix at the batching plant, a written record of the amount of admixture used shall be supplied to the engineer. The engineer must ensure that the specified dosage of admixture is added in the concrete mix. (If scaffolding is required, same shall be provided and will be paid under relevant item)	kg	₹ 210
52.30	For Strengthening of concrete RCC, PSC bridges including piers, girders, deck slabs etc. Execute the work as follows. Remove dust, laitance, grease, oil, curing compounds, waxes, foreign particles, coatings and disintegrated materials by mechanical means (i.e., blast cleaning). Emptyentire pre-packed and pre-weighed contents of ‘B’ Component into pail containing ‘A’ Component. Mix for 30 seconds with a low speed stirrer. (400-600 rpm). After proper mixing of component ‘A’ and ‘B’, now empty entire pre-packed and pre-weighed part ‘C’ component into the mix and using a mechanical stirrer mix all the components for 1-3 minutes with a low speed stirrer (400 to 600 rpm). Caution: Mix only that limited quantity which can be placed within the pot life. Material should be quickly brushed/ poured from pail onto concrete surface to obtain prolonged working life. Inspect the underside for evidence of full depth cracks that may require additional treatment to prevent draining of the resin. Cracks greater than 1/8" width should be repaired individually. Fill 1/8" or larger cracks with loose sand and pour small quantityof mixed 2- (methoxycarbonyl)-1-Propene Resin Sealer Cum Grout as approved byEngineerin charge into the crack, allow to cure.The aboveMaterial isspread evenlyon thesurface asa flood coat with a squeegee or rollers on horizontal and vertical surfaces and allowed to absorb completelyinto the concrete substrate. Drill injecting holes toa depthof 2-4”in concrete depending uponthewidthof crack,extent ofdamage anddimension ofstructural element. Fix the grouting nozzle and inject the mixture of 2-(methoxycarbonyl)-1-Propene Resin Sealer Cum Grout at pressure of 50 - 100 psi. (Rate for fixing nozzle is not included in this item). Low Viscosity, Transparent, Three Component, 2-(methoxycarbonyl)-1- Propene Resin Sealer Cum Grout should have following minimum properties: 1. Viscosity: < 5 cps 2. Flexural Strength (ASTM D-790): 1 day - 17.2 MPa 3. Bond Strength (ASTM C-882): 2 days - 14.4 MPa (DryCure); 14 days -15.8 MPa (Moist cure) 4. Volume Solids %: ~100 It shall be applied as per manufacturer’s specification. (If scaffolding is required, same shall be provided and will be paid under relevant item) (Coatings and Grouting Items shall be separate)	kg	₹ 2,064
52.31	Cleaning the existing surface by mechanical means such as sand blasting so as to remove all the existing loose rust etc. Cleaning the existing concrete substrate to achieve maximum adhesion between the coating and substrate. Free the surface from loose material, grease and oil by water jet/mechanical means. Dry the surface completely. Providing and applying one coat of Two component, solvent free, substituted long chain nylon reticulant based coating/primer as approved by Engineer in charge. This should be followed by two coats of protective two component, acyclic polyisocyanate reticulant (APR) based, UV resistant coating as approved byEngineer in charge. Applythe coats by brush or spray at 4-6 hours interval between each coat. Manufacturer of the coating shall be Dakks ISO 9001:2015 accredited for manufacturing and design; & have a track record of supplying the anticarbonation coating internationally. Two Component, Air Drying, Acyclic, PolyisocyanateReticulant (APR)based coating should havefollowing properties: 1. Carbon dioxide diffusion equivalent air layer thickness (DIN EN 1062-6): > 200 m 2. Carbon dioxide diffusion resistance co-efficient (DIN EN 1062-6): > 1.0 X 10^5 3. Elongation of cured film shall be as per ASTM D 2370/98: > 17 % 4. Chloride Ion Diffusion (ASTM C 1556): > 8.61 X 10^-12 5. The top coat shall have a minimum 5 year track record of use in the weather conditions of the Mumbai region 6. Minimum DFT of the entire coating system: 250 micron 7. Solid content of the base coat material: > 95% 8. Solid content of the top coat material: > 37% 9. The shade of the top coat should be different from the shade of the base anti-carbonation coating. 10. The base anti- carbonation coating material shall have evaluated test reports demonstrating conformance to the following properties when tested from a research institution NBAaccredited Grade A and internationally ranked among top 5 research institutions in the world in Annual Survey conducted by Georgia Institute of Technology ranking of research institutions. It shall be applied as per manufacturer’s specification. (If scaffolding is required, same shall be provided and will be paid under relevant item) (cid:10)	sqm	₹ 647
52.32	Cleaning the existing steel surface by mechanical means such as sand blasting so as to remove all the existing loose rust etc. Using cotton waste swab and apply Rusticide as approved by Engineer in charge rust converting, steel passivating, flash rust preventing sulphate and chloride free, non-alkaline, inorganic single component, and nano film forming surface passivator (conforms to IS 9077-1979 (reaffirmed 1997) App. B CI. 5.3.3 forprocedure). After24hoursremovethefree/ looserust particles bysimpledusting with brush. Providing and applying one coat of Two component, anti-corrosive, solvent free, substituted long chain nylon reticulant based coating/primer LCNR as approved by Engineer in charge. This should be followed by two coats of protective two component, acryclic polyisocyanate reticulant based, UV resistant anticorrosive coating of APR as approved by Engineer in charge. Apply the coats by brush or spray at 4-6 hours interval between each coat. Two Component, Air Drying, Acryclic Polyisocyanate Reticulant (APR) based Coating should have following properties: 1. Volume Solids: 40 ± 3% (Depending upon shade) 2. Adhesion (ASTM D 4541): > 500 psi (Concrete Failure) 3. Impact Resistance (ASTM G 14): 25 - 30 J 4. Conformance: IS 13213 5. Dry Film Thickness/Coat: 40-50 microns at recommended coverage It shall be applied as per manufacturer’s specification. (If scaffolding is required, same shall be provided and will be paid under relevant item)	sqm	₹ 661
52.33	Remove loose, disintegrated and porous concrete at cracks and joints. Repair the same with epoxy or polymer modified mortar. Drill injecting holes to a depth of 2-4 inches in the concrete depending upon width of cracks, extent of damage and dimension of structuralelements. Fix thegrouting nozzles.Clean allloose dust particles fromthe cracks andholes byblowing compressedair throughall thenozzles insuccession. Mixand place Polyurethane Based Leakage Sealing Grouting as approved by Engineer in charge. Mix one batch at a time using a bucket and drill connected to a stirrer. Polyurethane Based Leakage Sealing Grouting by using PU Foam Grout should have following minimum properties: 1. Viscosity @ 25°C: 1300 ± 400 cps 2. Specific Gravity: 1.16± 0.05 It shall be applied as per manufacturer’s specification. (If scaffolding is required, same shall be provided and will be paid under relevant item)	kg	₹ 2,647
52.34	It is ready to use inorganic, bio compatible, low viscosity, non hazardous, soil stabilizing two component colloidal silica base chemical grout. Providing and carrying out this grouting to stabilize the strata above the tunnel, foundations, cutting slope stabilization and sub structures by using ultimate fine Nano grout as approved by Engineer in charge. Drill injecting holes to required depth in loose soil strata. Fix the grouting pipes. Grout must be continuously stirred during addition of accelerator and fully mixed to transparent solution prior to grouting into the soil/strata. No white precipitates should remain in the grout mix. This is ultimate fine grouting can be completed by Nano grout. Solvent Free, Inorganic, Hydrophilic, Non-hazardous, Low Viscosity Chemical Grout for Stabilization and Consolidation of Sandy/Silty Soil should have following minimum properties: Grout: (Rate for fixing nozzle is not included in this item). 1) Specific Gravity: 1.2 ± 0.1 2) pH: 11.3 ± 0.1 3) Viscosity in B4 Ford cup at 28°C: 12-15 sec Accelerator: 1) Specific Gravity: 1.07 ± 0.01 2) pH: 7.0 ± 0.1 3) Viscosity in B4 Ford cup at 28°C: 10-12 sec Sungeogrout Mix: 1) Specific Gravity: 1.2 ± 0.1 2) Viscosity in B4 Ford cup at 28°C: 12-15 sec It shall be applied as per manufacturer’s specification. (If scaffolding is required, same shall be provided and will be paid under relevant item)	kg	₹ 650
52.35	Removing loose rust from the reinforcement bars by wire brushing, light hammering etc. and applying sulphate and chloride free inorganic single component rust remover Rusticide as approved by Engineer in charge conforming to IS 9077. The rusted surface shall become blackish non rusted colour. After 24 hours of application of rust remover, loose particles shall be removed by brush. Apply one more coat of Rusticide. Apply bonding coat slurry of high performance acrylic polymer - Methyl 2-methylpropenoate copolymer with another enoate as approved by Engineer in charge on entire surface. Mix 1 Kg of acrylic polymer with 0.5 Kg of cement. Finish it with readyto use repair polymer modified mortar based on special cements, aldehyde based polymers with thixotropy modifying agents as approved by Engineer in charge (The Polymer Modified Mortar (PMM) should attain min. compressive strength of 20 N/mm2 in 1 dayand 30N/mm2 in 7 days) by adding 13 - 16% water by weight of polymer modified mortar for treatment to the damaged RCC members. Add 1 Kg of Migrating Corrosion Inhibiting Admixture as approved byEngineer in charge per 25 Kg bag of polymer modified mortar. After mixing polymer modified mortar, it can be trowel applied or sprayed. When applying by hand, polymer modified mortar must be forced tightly into the substrate to ensure complete contact with the substrate. (If scaffolding is required, same shall be provided and will be paid under relevant item)(Upto 15 mm thickness at a time).	sqm	₹ 2,219
52.35 (2)	METAL BAFFLE CEILING: Providing & fixing of horizontal level suspended ceiling comprising of Vertical Linear Baffle Ceiling made out of Aluminum Extrusion in Aluminum alloy grade 6063 T5. The baffle blade shall be in size of 100x25x3600mm in powder coated to Woodgrain/Plain finish (Red Oak, Cherry, Black & White).. The baffle shall be electrostatically polyester powder coated to a coating thickness of 60-80 micron. The powder coating shall pass Salt Spray Test for 750 Hours as per ASTM B117, QUV –A Test for 1000hours as per ASTM G-154 – (Cycle – 1) and Humidity test for 1000hours as per DIN 50017. The powder coating shall have an adhesion of GT0 as per EN ISO 2409. The shade variation within a manufacturing batch shall be delta E<1 using Excite/BYK Gardner instrument and gloss level 25±5 at 60˚ as per ASTM D523 (Not applicable of Wood Grain Shade). The baffle blade shall be suspended using Slotted U- profile of 20 x 30 x 3700mm (Thk-1.5mm) having slots in module of 25mm to keep baffles at an on-center spacing in multiples of 25mm. Longer lengths of Baffle to be connected by Baffle Joiner and the ends to be fixed with End caps..SUSPENSION: Shall be hanged using baffle hanger from U-profile made of mild steel with powder coating thickness of 60-80 micron. The U – profile to comprise of alternate square & rectangular slots of 6.5x6.5mm & 28x6.5mm respectively on the web for locking the baffle hanger using plugin clip to secure the hanger in perfect position and achieve uniform spacing between baffles.TheoveralldimensionoftheU –profile is 20(W) x30(H) x3750(L) mm and is rolled form from 1.5mm thick mild steel with a powder coating thickness of 60- 80micron. U-Profiletobe connected to eachother usingU –ProfileSplice. TheU-profile shall be hanged from the true ceiling using threaded rod using a U- Profile hanger. The Baffle along with suspension system used together shall carry a 10 year warranty against manufacturing defect and manufacturer shall provide a warranty certificate. The supply shall be backed by a Manufacturing Test Certificate. INSTALLATION: Installation of U-Grid: The U profile to be suspended at every 1200mm center to center using 6mm threaded rod from the structural soffit using U- profile hanger. U-profile splice to be used to join more than one U profiles of length 3.7M. 1st U-Grid Channel must be no more than 400mm from the perimeter. Installation of Baffles: Locate the slot for Baffle Hangers in U Profile section at 1200mm centers. Hangers are inserted into the slot, then rotated 90° and fixed into position by tightening the grub screw. Baffle to be lifted into position and hangers engage over lip of U-Grid Channel. Each Hanger to be secured into position by inserting the Locking Clip. When doing continuous installation, Baffles blades are to be connected at ends with Baffle Joiner, which are inserted into the top and bottom slots of the Baffle closed profile for alignment only. The bottom Joiner to be located first and fastened on one side only. The top Joiner to be fitted then and secured with grub screws on one side. Then the two Baffle sections shall be joined and the top Joiner is screw fastened on the 2nd Baffleprofile. End Caps to be located by pushing the End Cap tongues into open Baffle slots. Installation should be carried out as per Manufacturer recommended procedure.	sqm	₹ 13,131
52.36	Removing loose rust from the reinforcement bars by wire brushing, light hammering etc. and applying sulphate and chloride free inorganic single component rust remover Rusticide as approved by Engineer in charge conforming to IS 9077. The rusted surface shall become blackish non rusted colour. After 24 hours of application of rust remover, loose particles shall be removed by brush. Apply one more coat of Rusticide. Apply bonding coat slurry of high performance acrylic polymer - Methyl 2-methylpropenoate copolymer with another innovate as approved by Engineer in charge on entire surface. Mix 1 Kg of acrylic polymer with 0.5 Kg of cement. Finish it with ready to use repair polymer modified mortar based on special cements, formaldehyde based polymer with thixotropy modifying agents as approved by Engineer in charge (The Polymer Modified Mortar (PMM) should attain min. compressive strength of 20 N/mm2 in 1 day and 30 N/mm2 in 7 days) by adding 13 - 16% water by weight of polymer modified mortar for treatment to the damaged RCC members. Add 1 Kg of Migrating Corrosion Inhibiting Admixture as approved byEngineer in charge per 25 Kg bag of polymer modified mortar. After mixing polymer modified mortar, it can be trowel applied or sprayed. When applying by hand, polymer modified mortar must be forced tightly into the substrate to ensure complete contact with the substrate. (Ifscaffolding isrequired,sameshallbeprovidedandwillbepaidunder relevant item)(15- 30 mm thickness at a time).	sqm	₹ 1,479
52.37	Providing and fixing zinc alloybased galvanic disk type sacrificial anodes (50 mm dia, 18 mm thick) as approved by Engineer in charge to the reinforcement, that should have a 3 yeartrack recordof usein PWDprojects, 4year trackrecord incorrosive regionof abroad and pass 500 hours salt spray test as per ASTM B 117. The anode shall be connected to thereinforcement steelbyconnectors providedwiththeanode. SacrificialGalvanic Anode should have following minimum properties: 1. Base: Zinc Alloy 2. Conformance: ASTM B 418 Type II 3. Zinc Mass: Min 40 g per anode 4. Geometry: Disc Type 5. Diameter: 50 mm 5. Height: 18 mm 6. Surface Area: 6751 sq mm It shall be applied as per manufacturer’s specification. (If scaffolding is required, same shall be provided and will be paid under relevant item)	kg	₹ 1,093
52.38	Rake out loose pointing mortar material atleast upto 50 mm in depth and clean with using a nylon brush or low-pressure compressed air. It may require more depth some times depending upon the loss of integrity of existing mortar. Care is to be taken that the adjacent good and sound matrix is not disturbed. Provide anti-rooting treatment to entire recessed pointed area. Clean the joint area properly and pointing shall be done with High Viscosity having special thicxotropic chemicals along with long chain nylon reticulent (LCNR) Epoxy Resin Mortar as approved by Engineer in charge. Mix 2 kg Resin + 1 kg Hardener + 9-12 kg Quartz Sand (Graded) thoroughlyto homogeneity using a slow speed (300-500 rpm) flame proof or air driven drill fitted with a mixing attachment. Hand press this mortar in the joint and finish the surface and allow the mortar to set for minimum 24 hours. (If scaffolding is required, same shall be provided and will be paid under relevant item)	rmt	₹ 72
52.39	Rake out loose pointing mortar material from the joints of the heritage stone masonry atleast upto 50 mm in depth and clean the same by using a nylon brush or low-pressure compressed air. It maysometimes require more depth depending uponthe loss of integrity of existing mortar. Care is to be taken that the adjacent good and sound matrix is not disturbed. Provide anti-rooting treatment to entire recessed pointed area. Clean the joint area properly and pointing shall be filled with a special mix of lime base hydraulic mortar and water for masonry with highly sulphate resistant cement and silica aggregates as approved by Engineer in charge. This lime based mortar is based on special limes with thixotropic agents, aldehyde based polymer and selected sands having high abrasion resistance. Hand press this mortar in the joint and finish the surface and allow the mortar to set for minimum 24 hours. Mortar should have Compression Strength of Appr. 10 N/mm2. (If scaffolding is required, same shall be provided and will be paid under relevant item)	rmt	₹ 522
52.40	Remove loose, disintegrated and porous concrete at cracks and joints. Repair the same with epoxy or polymer modified mortar. Drill injecting holes to a depth of 2 - 4 inches in the concrete depending upon width of cracks, extent of damage and dimension of structuralelements. Fix thegrouting nozzles.Clean allloose dust particles fromthe cracks and holes by blowing compressed air through all the nozzles in succession. Whenever required grouting nozzle can be introduced for subsequent cementitious lime grout which is based on special limes with thixotropic agents, aldehyde based polymer and selected sands having high abrasion resistance by using Lime based Hydraulic Injection Suspension as approved by Engineer in charge. Before injecting the grout, it is advisable to make sure the nozzles are free of dust. Care is to be taken that the air pressure is monitored and maintained so as not to damage the matrix. Mix cementitious lime based hydraulic readyto use -Hydraulic Injection Suspension with 35 -45% water byits weight in clean container using a low speed air driven mixer / stirrer to form a mix of uniform and flowable consistency. Depending on temperature, the water demand may vary. Lime based Hydraulic Injection Suspension should have following properties: 1. Bulk Density: 1.8 ± 0.2 2. Compressive Strength (28 days): W/P (0.45) - Appx. 10 Mpa. It shall be applied as per manufacturer’s specification. (If scaffolding is required, same shall be provided and will be paid under relevant item)	kg	₹ 522
52.41	Remove roots of the plant from joints of the stone masonry manually. Make sure that no part oftheroot has remainedinside themasonry. Pourthiazolinones basedMicrobial Wall Wash and Anti-rooting Solution as approved byEngineer in charge in the Stone Masonry joints depending upon width of roots, extent of damage and dimension of roots of plant. For wider roots, it is necessary to first drill the holes in the bark from all the sides which should subsequentlytotallyfilled with MicrobialWall Wash and Anti-rooting Solution so that the same percolate in the bark. On complete absorption of the liquid, refill and the process must be continued atleast 5 - 6 times, if necessary. Microbial Wall Wash and Antirooting Solution should have following properties: 1. pH (5 % Solution): 6 - 8 2. Specific Gravity @ RT: 1.05 ± 0.02 It shall be applied as per manufacturer’s specification. (If scaffolding is required, same shall be provided and will be paid under relevant item)	kg	₹ 834
52.42	Visits ( minimum 2) to site of Bridge/Bandhara of length upto 100 m by Expert/Professional Consultant, noting the broad features like span, height, type of foundation, special features specific to the site to come to the conclusion of adopting standard design & drawing, checking suitability of site, finalizing site for construction of Bridge/Bandhara and submitting the observation note accordingly to Department. ( Transporation fromRegional Headquarter toactual siteand accomodation at site/ Taluka head quarter / District Headquarter is not included in this item and it shall be paid separately wherever necessary.)	Per Site	₹ 25,000
52.43	Taking longitudinal section of stream extending 1.20 km on upstream side of the bandhara site, requisite One Number of cross sections (minimum 3) of the stream on upstream side, taking bed slope of stream and other details, taking 3 trial pits 1.00 m x 1.00 m x 3.00 m, plotting details of stratification indicating type of soil/rock, preparation of detailed survey data including preparation of hydraulic design including calculations for afflux, height of the weir and storage capacity of bandhara etc., obtaining the village map and studying the land width of nalla, make a preliminary assessment of likely storage of nalla with nalla training as per width shown in village map, marking on village map the locations of existing wells, bore wells within radius of 1.5 km and also depth of water and borewelldepth,identifying themaji malgujari tanks orother lakesowned byGovt. within radius of 3 km, assessing the radial distance and plan area as per village map, preparing detailed plans referring the std. design & drawing and preparing detailed estimate as per approved SSR in 3 copies and submitting the project duly typed along with relevant drawings in hard and soft copies in CD / Pen Drive etc. as required by the Department.	nos	₹ 126,012
52.44	To carry out linear Drone survey agencies will use fully autonomous professional survey grade drone and in post process for aerial triangulation required ground control points and benchmarks will be collected by using survey grade dual frequency DGPS-PPK system. After post processing agency will deliver following final output. 1.Geotagged images in JPG format with resolution of 4-5cm/pixel with 70% overlap 2. GCP values in.CSV format. 3. 3D point cloud cover in.las format. 4. digital surface model (DSM) in.tiff format. 5. 2D orthorectified images in.t iff format with 5 cm resolution which gives capability to capture detailed features. For Linear UAV Survey	Running One Kilometre	₹ 8,500
52.45	To carry out polygon Drone survey agencies will use fully autonomous professional survey grade drone and in post process for aerial triangulation required ground control points andbenchmarks willbecollected byusing surveygrade dualfrequencyDGPS-PPK system. After post processing agency will deliver following final output. 1.Geotagged images in JPG format with resolution of 4-5cm/pixel with 70% overlap 2. GCP values in.CSV format. 3. 3D point cloud cover in.las format. 4. digital surface model (DSM) in.tiff format. 5. 2D orthorectified images in.t iff format with 5 cm resolution which gives capability to capture detailed features. For Polygon UAV Survey	Running One Kilometre	₹ 22,900
52.46	Supplying and fixing M.S. Pipe 80 mm diameter ( 4.85 mm thick) heavy type drilled on top and painted with one coat of epoxyprimer and two coats of epoxyfinish paint having black and white bands of 25 cm, last part of the post 0.75 mt. below ground level is painted with three coats of red lead paint with two One Number of high tensile G.I. bolt and nut of size 10 mm die of 25 mm long including transportation etc. complete.	Running One Meter	₹ 1,401
52.47	Supplying and fixing G.I.. Pipe 50 mm diameter heavy type drilled on top and painted with one coat of epoxyprimer and two coats of epoxyfinish paint having black and white bands of 25 cm, last part of the post 0.75 mt. below ground level is painted with three coats of red lead paint with two One Number of high tensile G.I. bolt and nut of size 10 mm die of 25 mm long including transportation etc. complete.	Running one Meter	₹ 1,241
52.48	Medium Height Partition @ 1800/1200HT TILE BASED PARTITION SYSTEM Tile based Aluminum partition system of 1800/1200mm ht. made of 60mm thick aluminum frames having two separate race ways for laying electrical & computer wiring. The wire management shall be through to the race way to be fitted at bottom of partition other immediately below of work top with hook on type raceway cover for easyaccess of wires. Frames to be joined by aluminum connectors with M6 x 16 pan-head machine screw and washer with aluminum post cover. Post cover snap on fashion to be connected on aluminum connector visible aluminium to be in anodized / powdercoated finish. The top exposed sides of the frame and posts should be covered with horizontal/ Vertical trim and caps made of Aluminum in anodized / powdercoated finish in order to enhance its look.Upper tiles on the partition to be in Soft Board or Marker or prelaminated partical board tile of 9mm. thk., prelaminated partical board lower tiles in laminate finish 9mm. thk. on both the sides.Size:- 1200/1800mm (H)	sqm	₹ 5,741
52.49	Full Height Partitions in Solid finish - Providing and Fixing 80mm to 85mm thick Full height Double Skin partition up to 3 mtr height with All visible sections in Anodized / Powdercoated finish. Made up of Frames and Tiles. Frame construction In combinaton of Aluminium Rails and Bottom,Center and Top members, Connected with 2 way Round Shape Post, 3way Post, 4 way Post made up of Aluminium Extruded and Tiles in 9mm thk. Prelaminated Partical Board of on both side. With all the Joints in the partitions covered with PVC extrusions to provide better sound Proofing. Tiles to be separated 55mm from each other to provide adequate space for drawing cables for electric, data and telephonewithproperfacilityforfixingelectricalanddataswitch plates. asperdesign and drawing.	sqm	₹ 6,459
52.5	Full Height Partitions in Glass finish - Providing and Fixing 80mm to 85mm thick Full height Double Skin partition up to 3 mtr height with All visible sections in Anodized / Powdercoated finish. Made up of Frames and Tiles. Frame construction In combinaton of Aluminium Rails and Bottom,Center and Top members, Connected with 2 way Round Shape Post, 3way Post, 4 way Post made up of Aluminium Extruded and Tiles in 5mm thk. Non Toughened Glass on both side. With all the Joints in the partitions covered with PVC extrusions to provide better sound Proofing. Tiles to be separated 55mm from each other to provide adequate space for drawing cables for electric, data and telephone with proper facility for fixing electrical and data switch plates. as per design and drawing.	sqm	₹ 7,894
52.51	Providing and fixing Factorymade 31mm ABS Plastic Door made of abs plastic moulded sheet of 1.5 mm thickness P.U. foam insulated of density 40 kg per cubic meter with seasoned wood to fit lock and hardware covered with aluminium ‘A’ section of 31mm x 27mm x27mm x 1.5mm thick powder coated and fitted with PVC ‘ L’ Corner of dimension 75mm x75mm x 10mm thick on all four sides including all labour, material,stainless steel fixtures and fastening etc complete	sqm	₹ 3,627
52.52	Providing and fixing 4mm thick High Pressure interior compact Laminate made out of thermosetting resign treated Kraft as core material and design paper as a finish surface. Compact laminates shouldhavethecharacteristicofflame retardant fulfilled thecriteria of under BS-476/97 and EN438-6 with classification of BS1D0 standard property, Anti bacterial and anti-termite property under JIS Z2801:2000, Chemical resistance, Scratch resistant,fire resistance, weather & climatic shock resistance( The manufacturer should provide10 years warranty certification on any manufacturing and moisture related defects.)The compact laminates should be resistance to water immersion through permissible increase on thickness and mass <0.60% and board should have density >1.35kg/cm3 and fulfilled the criteria of FSCand Green Guard Gold certification and manufactured under EN438-2&3:2005 standard. Finish and colour of compact laminates should be finalised under direction of Engineer –in-charge.Including fixing Compact laminates on 25x50mm aluminium tube or approved tube size at 600mm c/c under desirable height and fixed through same compact colour rievts or compact adhesive as per recommended by compact supplied agency. Finish and colour of Interior clade should be approved under engineer-in-charge direction.	sqm	₹ 3,933
52.53	Providing and fixing 6 mm thick High Pressure interior compact Laminate made out of thermosetting resign treated Kraft as core material and design paper as a finish surface. Compact laminates shouldhavethecharacteristicofflame retardant fulfilled thecriteria of under BS-476/97 and EN438-6 with classification of BS1D0 standard property, Anti bacterial and anti-termite property under JIS Z2801:2000, Chemical resistance, Scratch resistant,fire resistance, weather & climatic shock resistance( The manufacturer should provide10 years warranty certification on any manufacturing and moisture related defects.)The compact laminates should be resistance to water immersion through permissible increase on thickness and mass <0.60% and board should have density >1.35kg/cm3 and fulfilled the criteria of FSCand Green Guard Gold certification and manufactured under EN438-2&3:2005 standard. Finish and colour of compact laminates should be finalised under direction of Engineer –in-charge. including fixing Compact laminates on 25x50 mm aluminium tube or approved tube size at 600 mm c/c under desirable height and fixed through same compact colour rievts or compact adhesive as per recommended by compact supplied agency. Finish and colour of Interior clade should be approved under engineer-in-charge direction.	sqm	₹ 4,605

Source: State Schedule of Rates 2022-23, Public Works Department, Government of Maharashtra — completed rates excluding GST. Rates are shown as published; check the official book and its correction slips before you submit an estimate. BESTimate is not issued by or affiliated with this department.

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