National Environmental Engineering Research Institute Tender
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National Environmental Engineering Research Institute - NEERI Tender
Civil And Construction
Civil Works Others
Eprocure
Opening Date19 Sep 2024
Closing Date1 Oct 2024
Tender Amount₹ 94,15,850
Costs
EMD
₹ 1,90,000Document Cost
Refer DocumentsTender Fee
Refer Documents
Description
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Contact
Tender Id
2024_CSIR_208664_1Tender No
50(01)/2023-24/WTender Authority
National Environmental Engineering Research Institute ViewPurchaser Address
-Website
http://csir.res.in
GEM & Bid Advisory Services
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Documents
BOQ Items
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Demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge. In cement mortar
15
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Dismantling old plaster or skirting raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground within 50 metres lead.
800
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Providing, mixing and applying bonding coat over roof surface/ chipped portion of CC/ RCC with cement slurry mixed with water and SBR latex with more than 35% solid polymer content (a certified in this regard shall be provided by the contractor) with minimum consumption of 0.20 kg (SBR Polymer latex) with 1.60 kg cement per sqm applied with brush including prior surface cleaning with wire brush and removal of all dust and dirt etc. complete in all respect at site as per the direction of Engineer-In-charge.
2800
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Grading roof for water proofing treatment with: Cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 10 mm and down )
110
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Providing gola 75x75 mm in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 stone aggregate 10mm and down gauge) including finishing with cement mortar 1:3 (1 cement : 3 fine sand) as per standard design : In 75x75mm deep chase
1200
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Water proofing treatment of RCC sunshade with Zycosil/equivalent water proofing Solution (1 litre of Zycosil/equivalent & 20 litres of water stirred first & 2 litres of Zycoprime/equivalent added and stirred (total 23 litres)) till it meets the saturation level and testing as per RILEM or by water drops test in which water drops do not absorb but drops remain or rolls.
450
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Providing and laying APP (Atactic Polypropylene Polymer) modified prefabricated five layer 3 mm thick water proofing membrane along with top layer of aluminium foil , mineral finished reinforced with non-woven polyester matt consisting of a coat of bitumen primer for bitumen membrane @ 0.40 litre/sqm by the same membrane manufacture of density at 25°C, 0.87-0.89 kg/litre and viscocity 70-160 cps. Over the primer coat the layer of etc, and preparing the surface complete. The vital physical and membrane shall be laid using Butane Torch and sealing all joints chemical parameters of the membrane shall be as under : Joint strength in longitudinal and transverse direction at 23°C as 650/ 450N/5cm. Tear strength in longitudinal and transverse direction as 300/250N. Softening point of membrane not less than 150°C. Cold flexibility shall be upto -2°C when tested in accordance with ASTM,D - 5147. The laying of membrane shall be got done through the authorised applicator of the manufacturer of membrane,rate includes cutting grews all the sides above the gola & embeding the APP membrane and filling with 1:3 richer mortar : 3 mm thick
2300
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Providing and applying fibre mesh (45 GSM) reinforced elastomeric liquid water proofing membrane with resilient acrylic polymers having Sun Reflectivity Index (SRI) of 105 on top of concrete roof in three coats @10.76 litre/ 10 sqm. One coat of self-priming of elastomeric waterproofing liquid (dilution with water in the ratio of 3:1) and two coats of undiluted elastomeric waterproofing liquid (dry film thickness of complete application/system not less than 500 microns). The operation shall be carried out after scrapping and properly cleaning the surface to remove loose particles with wire brushes, scaffolding, etc.complete in all respect as per the direction of Engineer-in-Charge.
2800
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Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.
200
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12 mm cement plaster of mix : 1:4 (1 cement : 4 coarse sand)
400
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Cement plaster 1:3 (1 cement : 3 coarse sand) finished with a floating coat of neat cement : 20 mm Cement plaster
400
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Extra for providing and mixing water proofing material in cement concrete work in doses by weight of cement as per manufacturer's specification.
1025
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Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq. meters and under, including cutting the patch in proper shape,raking out joints and preparing plastering the wall surface with white cement based polymer modified self curing mortar,including scaffolding,disposal of rubbish, all complete as per the direction of Engineer-in-charge
200
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Steel work welded in built up sections/ framed work including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required. In gratings, frames, guard bar, ladders, railings, brackets, gates & similar works.
3150
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Providing and fixing on wall face un plasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A including jointing with seal ring conforming to IS : 5382 leaving 10 mm gap for thermal expansion.Single socketed pipes. 110 mm diameter
700
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Providing and fixing on wall face unplasticised - PVC moulded fittings/accessories for unplasticised - Rigid PVC rain water pipes conforming to IS : 13592 Type A including jointing with seal ring conforming to IS : 5382 leaving 10 mm gap for thermal expansion.
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Coupler 110 mm
115
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Bend 87.50 110 mm bend
115
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110 mm Shoe
115
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Providing and fixing unplasticised -PVC pipe clips of approved design to unplasticised - PVC rain water pipes by means of 50x50x50mm hard wood plugs, screwed with M.S. screws of required length including cutting brick work and fixing in cement mortar 1:4 (1 cement : 4 coarse sand) and making good the wall etc. complete. 110mm
560
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Painting with synthetic enamel paint of approved brand and manufacture to give an even shade : Two or more coats on new work over an under coat of suitable shade with ordinary paint of approved brand and manufacture
300
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Making connection of G.I. distribution branch with G.I. main of following sizes by providing and fixing tee, including cutting and threading the pipe etc. complete :15 to 40 mm nominal bore
10
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Providing and fixing G.I. pipes complete with G.I. fittings and clamps, i/c cutting and making good the walls etc. : Internal work – Exposed on wall.
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15 mm dia. nominal bore
50
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20 mm dia. nominal bore
10
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25 mm dia. nominal bore
50
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Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) :
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25 mm nominal bore
5
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20 mm nominal bore
3
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Providing and fixing ISI ball valve (brass) of approved quality, High or low pressure, with plastic floats complete: 15mm nominal bore.
10
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Providing and fixing G.I. Union in G.I. pipe including cutting and threading the pipe and making long screws etc. complete (New work).
-
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15 mm nominal bore
5
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20mm nominal bore
5
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25 mm nominal bore
5
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Providing and placing on terrace (at all floor levels) polyethylene water storage tank, IS : 12701 marked, with cover and suitable locking arrangement and making necessary holes for inlet, outlet and overflow pipes but without fittings and the base support for tank.
3000
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6 mm plaster on cement concrete or reinforced cement concrete work with white cement based polymer modified self curing mortar, including scaffolding etc.complete approved make as per the direction of Engineer-IN-Charge.
50
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Providing & Applying weather proof sealant on outer joints of approved make confirming to IS & directed by Engineer-in-charge. Sealant 25mmx10mm at joints
250
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Supplying and fixing 10 Gauge weld mesh of size 100mm x100 mm for floor/roof slab concrete screed over the micro beams as reinforcement. The weld mesh shall be fixed as per drawing.
1600
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Providing and fixing gun metal gate valve ( ISI)with C.I. wheel of approved quality as per the instruction of Engineer-In-charge. 15 mm nominal bore
90
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Providing & fixing P.V.C water tank cover suitable for existing 500/ 1000 litre capacity tank and suitable locking arrangement of approved quality as per the directions of Engineer-in-charge.
5
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Removing of existing tarfelt and cleaning the surface by grinding machine,wire brush to remove all bitumen,lose material, dust, dirt, greases etc. to receive the new treatment including disposal of unserviceable material within 1KM lead within NEERI premises etc. complete.
2800
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Providing waterproofing for the terrace by Liquid Membrane Treatment method by following as per the specifications listed below with a guarantee period of 5 years. Supplying, providing and applying water proofing treatment with Liquid Membrane type water proofing methods using polymer modified water based bituminous flexible Liquid membranes having High melting points (Up to 120° C), flexible (Up to 900% ASTM D 522-93a Method B), tensile recovery 95%, High solid ASTM D1644, Crack bridging with high adhesive strength, high tear resistance and top coating with Special resin based white coat having heat resistance up to 120° C, flexible 200-300% ASTM D2370, 95% tensile set recovery, high UV resistance ASTM G 53:88, SBR base Primer and Fiber Mesh 10x10 Size.
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a) First layer :- Premiering the surface with one coat of SBR Based Primer with a spread rate of 150 grams/ Sqmt. b) Second layer :- One coat of Polymer modified bituminous water based liquid membrane diluting with water (ratio: 1:1000 ml water) with a spread rate of 100 grams/Sqmt. c) Third layer :- Reinforcement of non owen fabric cloth 20 to 25 GSM @0.8 Sqmt/ M2 fabric cloth. (Total top area will be measured for payment). d) Fourth layer :- One coat of Polymer modified bituminous water based liquid membrane diluting with water (ratio: 1:250 ml water) with a spread rate of 300 grams/Sqmt. This layer will be allowed to be air cured for 2-4hours. e) Fifth layer :- Two coats of Special resin based Polymer modified UV resistance white water based liquid membrane diluting with water (ratio: 1:200 ml water) with a spread rate of 300 grams/Sqmt/coat. Second coat treatment will be carried out after first coat is considerably dried up.The entire treatment will be taken upto 30 cm on parapet wall and tucked into groove in parapet all around. For the purpose of measurement the entire treated surface will be measured.
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Note:- After completion of the above treatment, the bidder will perform the leak proofness test by filling the avg.100mm thick water over treated area for 3 days. The Bidder shall provide 5years guaranty against leak proof ness of the treated area on rupees 100 non judicial stamp paper.
500
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Providing waterproofing treatment for the roof slab by method by applyinng Two coats of slurry of cement mixed with acrylic waterproofing Polymer dilution (1 lit polymer: 2 lit water: 4 kg cement)with spread rate of 910 grms/sqmtr/coat, clean the surface before the application.Second coat treatment will be carried out after first coat is considerably dried up. etc. complete as per the instruction of Engineer Incharge
2800
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Dismantling existing rain waterpipe opening, making opening for bigger dia pipe upto 160mm dia , fixing the new pipe,fixing with new/ existing rain water pipe and repairing both the surface by applying bonding agent & finishing with polymer concrete ,plaster including depositing the debris within 1 Km lead etc.complete as per the direction of Engineer Incharge. Cost of scaffolding is inclusive in this item (Pipe will be paid seperately)
125
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Making the floor/slab suface rough with the help of machinary including cleaning the surface etc.complete as per direction of Engineer-IN-Charge.
800
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Removing the existing PVC water storage tank upto 1000 liter carefully including all fittings,valves, connections,fixing the same temporarily with new CPVC pipes ( Inlet & Outlet upto 1" dia.) for the water usage and removing the temporary arrangement & refixing the same after repairing (If required) with necessary tank nipple, cpvc pipes etc. complete as per the direction of engineering -in-charge. One time Payment will be paid for full activity
90
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A) Removing of plants (Peepel & other plants) along with roots grown on roof slab/ wall surface and clean the area properly. B) Treating the area with appropriate chemicals for stop the growth of plants .C)Sealing the hole with cement concrete(1:1.5:3) after chemical treatment. etc complete as per the instruction of Engineer Incharge.
300
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Painting with aluminium paint of approved brand and manufacture to give an even shade .Two or more coats on new work
2300
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Note : Contractor Shall provide 5 years guarantee against leak proofness of the treated areas on non judicial stamp paper of rupees 100.
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