Promotion of Natural Rubber based Industrialization in Kerala with focus on MSME Sector -Construction of 10m Dia Open well and Pump House at KRL, Velloor

Site Clearance and Excavation

2.28.1 Surface dressing of the ground including removing vegetation and in-equalities not exceeding 15 cm deep and disposal of rubbish, lead up to 50 m and lift up to 1.5 m.All kinds of soil

60.2.2 Bailing out water Using 5HP Pump- Bailing out water with 5HP engine and pump set including conveyance to site and erection,cost of fuel, lubrication oil and other stores, pay of staff etc complete

OD199437/2025-2026 Earthwork in open well excavation (in or under water) by mechanical means/manual means for wells of diameter up to 10m in all kinds of soil and conveying and depositing the spoil within initial lead of 50m and lift up to 1.5m including neat banking.

OD248655/2025-2026 Earthwork in open well excavation (in or under water) by mechanical means/manual means for wells of diameter up to 10m in all kinds of soil and conveying and depositing the spoil within initial lead of 50m and lift up from 1.5m to 3.0m including neat banking.

OD199475/2025-2026 Earthwork in open well excavation (in or under water) by mechanical means/manual means for wells of diameter up to 10m in all kinds of soil and conveying and depositing the spoil within initial lead of 50m and lift up from 3.0m to 4.5m including neat banking.

OD199474/2025-2026 Earthwork in open well excavation (in or under water) by mechanical means/manual means for wells of diameter up to 10m in all kinds of soil and conveying and depositing the spoil within initial lead of 50m and lift up from 4.5m to 6.0m including neat banking.

OD199473/2025-2026 Earthwork in open well excavation (in or under water) by mechanical means/manual means for wells of diameter up to 10m in all kinds of soil and conveying and depositing the spoil within initial lead of 50m and lift up from 6.0m to 7.5m including neat banking.

OD199472/2025-2026 Earthwork in open well excavation (in or under water) by mechanical means/manual means for wells of diameter up to 10m in all kinds of soil and conveying and depositing the spoil within initial lead of 50m and lift up from 7.5m to 9.0m including neat banking.

OD199471/2025-2026 Earthwork in open well excavation (in or under water) by mechanical means/manual means for wells of diameter up to 10m in all kinds of soil and conveying and depositing the spoil within initial lead of 50m and lift up from 9.0m to 10.5m including neat banking.

Well Construction

5.9.12 Centering and shuttering including strutting, etc. and removal of form for:Well steining

5.9.3 Centering and shuttering including strutting, etc. and removal of form for:Suspended floors, roofs, landings, balconies and access platform

5.9.5 Centering and shuttering including strutting, etc. and removal of form for:Lintels, beams, plinth beams, girders bressumers and cantilevers

5.22.6 Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelThermo - Mechanically Treated bars of grade Fe-500D or more

5.33.1.2 Providing and laying in position ready mixed or site batched design mix cement concrete for reinforced cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana / Ordinary Portland /Portland Slag cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering, finishing and reinforcement as per direction of the engineer-in-charge; for the following grades of concrete. Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 110% of the specified minimum cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement All work upto plinth levelConcrete of M30 grade with minimum cement content of 350 kg /cum

5.35 Add for using extra cement in the items of design mix over and above the specified cement content therein

5.11.1 Extra additional height in centering, shuttering where ever required with adequate bracing, propping etc. including cost of de-shuttering and decentering at all levels, over a height of 3.5m, for every additional height of 1 metre or part thereof (Plan area to be measured).Suspended floors, roofs, landing, beams and balconies (Plan area to be measured)

5.9.16.1 Centering and shuttering including strutting, etc. and removal of form for: Edges of slabs and breaks in floors and wallsUnder 20 cm wide

60.6 PVC WEEP HOLES- Providing weep holes using 75mm dia. PVC pipes working pressure 4kg /sq.cm including cost of materials, conveyance, labour charges etc. complete.

60.7.2 DR PACKING Under foundation - Dry stone packing under foundation with good quality blasted rubble including conveyance of material and labour charges etc. complete as per direction of departmental officers at site.

10.1 Structural steel work in single section, fixed with or without connecting plate, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

10.20 Providing and fixing bolts including nuts and washers complete.

Filter Media Installation

OD249502/2025-2026 Earthwork in excavation (in or under water) by mechanical means/manual means over areas in all kinds of soil and conveying and depositing the spoil within initial lead of 50m and lift up to 1.5m including neat banking.

OD249501/2025-2026 Earthwork in excavation (in or under water) by mechanical means over areas in all kinds of soil and conveying and depositing the spoil within initial lead of 50m and lift up from 1.5m to 3.0m including neat banking.

OD249500/2025-2026 Earthwork in excavation (in or under water) by mechanical means over areas in all kinds of soil and conveying and depositing the spoil within initial lead of 50m and lift up from 3.0m to 4.5m including neat banking.

OD250094/2025-2026 Providing Temporary Z steel sheet pile of available size for a depth above 3.5m upto 5m, driving down vertically in lines and leveles interlocking with adjacent piles with suitable pile driving unit and all accessories including all labour hire charges etc complete for protection of adjacent structures, road and removing the same after work as per the directions of Engineer-in-Charge.

OD250172/2025-2026 Supply and Laying Geo-Membrane lining all around the filter media as directed by the Engineer-in-Charge.

OD250173/2025-2026 Supply, Filling and Packing in open well construction in accordance with IS: 4097, including providing 12.5mm coarse aggregate as per actual requirement, all complete as per direction of Engineer- in- charge.

OD250174/2025-2026 Supply, Filling and Packing in open well construction in accordance with IS: 4097, including providing 20mm coarse aggregate as per actual requirement, all complete as per direction of Engineer- in- charge.

2.25 Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundation etc. in layers not exceeding 20 cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift up to 1.5 m.

Super Structure

4.1.3 Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:2:4 (cement : 2 coarse sand (zone-III)derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

50.6.2.2 Solid masonry using pre cast solid blocks (factory made) of size 30x20x15cm or nearest available size confirming to IS 2185 part I of 1979 for super structure up to floor two level with thickness 15cm in : CM 1:6 ( 1 cement : 6 coarse sand) etc complete

13.1.1 12 mm cement plaster of mix:1:4 ( 1 cement : 4 fine sand)

10.16.1 Steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting, fixing position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete.Hot finished welded type tubes

10.19 Providing and fixing mild steel round holding down bolts with nuts and washer plates complete.

12.65.5 Providing & fixing at all heights, levels and locations colour finish Aluminium alloy roofing sheets of alloy IS designation 31500, temper Hx8 conforming to IS 737 and dimensions as per IS code 2676 with characteristics of good formability and corrosion resistance. The profile sheets shall be fixed to truss members in slope or required pitch or curvature with Hex cap headed self drilling/tapping Stainless steel screws M6, 50 mm long with 3 mm EPDM seal washer etc. all inclusive of labour, scaffolding, T&P and sundries etc. complete as per directions of the Engineer-In- Charge. (Cost of truss/frame work shall be paid separately).0.71 mm, Aluminium color coated profile with center to center pitch of 175 mm, depth of 46 mm, top crest width of 41 mm, bottom valley width of 80 mm,overall profile width of 1144 mm , cover width 1050 mm.

13.43.1 Applying one coat of water thinnable cement primer of approved brand and manufacture on wall surface:Water thinnable cement primer

13.46.1 Finishing walls with Acrylic Smooth exterior paint of required shade:New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm)

13.52.1 Finishing with Epoxy paint (two or more coats) at all locations prepared and applied as per manufacturer's specifications including appropriate priming coat, preparation of surface, etc. complete.On steel work

10.5.2 Providing and fixing 1 mm thick M.S. sheet door with frame of 40x40x6 mm angle iron and 3 mm M.S. gusset plates at the junctions and corners, all necessary fittings complete, including applying a priming coat of approved steel primer.Using flats 30x6 mm for diagonal braces and central cross piece

16.68 Providing and laying 60 mm thick factory made cement concrete interlocking paver block of M - 30 grade made by block making machine with strong vibratory compaction, of approved size, design & shape, laid in required colour and pattern over and including 50 mm thick compacted bed of coarse sand, filling the joints with fine sand etc. all complete as per the direction of Engineer-in-charge.

100.1.1 Excavating trenches of required width for pipes, cables, etc., including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20cm in depth, including consolidating each deposited layer by ramming, watering, etc., and disposing of surplus excavated soil as directed, within a lead of 50m, in all kinds of soil.

100.98.194 Supply of HDPE Pipe PE 100 (IS 4984/1995), 16kg, 90mm Outer Dia.

100.10.1 Laying HDPE pipes (IS : 4984) on land portion including conveying within initial lead and aligning the pipes, electro-fusion welding using automatic or semi-automatic electrofusion machines, testing the pipeline thus fabricated to suit the hydraulic working pressure and after testing, aligning the pipeline, lowering the pipe in position into the trenches already made, testing the line to suitable pressure with potable water before back filling and levelling the trenches including all labour charge, hire for appliances etc., complete but excluding cost of pipe and fittings: 90mm Nominal Outer Diameter pipes.

5.1.2 Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level:1:1:5:3 (1 cement 1.5 coarse sand :3 graded stone aggregate 20 mm nominal size derived from natural sources)

5.22.6 Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelThermo - Mechanically Treated bars of grade Fe-500D or more

5.9.2 Centering and shuttering including strutting, etc. and removal of form for:Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc.

OD250183/2025-2026 Supply, Installation, Testing & Commissioning of 3HP 415V open well submersible pump of approved make having cast iron body which corrosion resistant and durable, 780 LPM at 35Mtr head range , including control panel, copper flexible cable of necessary length & associated accessories like steel rope with pulleys and hooks for lifting the pump occasionally for maintenance as per site requirement.