Kerala Water Authority Tender

2.8.1:Earth work in excavation by mechanical means (Hydraulic excavator) /manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.All kinds of soil

OD13018/2024-2025:Earth work in excavation by mechanical means (Hydraulic excavator)/manual means in foundation trenches of manholes or drains (exceeding 1.5 m in width or 10 sqm on plan) including dressing of sides and ramming of bottom,including getting out the excavated soil and disposal of surplus excavated soil as directed, with in a lead of 50 m for depth exceeding 1.50m but not exceeding 3.00m

OD13019/2024-2025::Fabricating MS Kerb of size using 8 mm thick MS plate including cost ms plate and 10mm dia<br>anger bar welded to the kerb and conveyance charges of MS plate,all fabrication charges, charges of painting outer<br>side of the steel work with two or more coat deluxe multi surface paint to give an even shade over an under coat of<br>primer erection tying anger bar with reinforcement placing in position etc complete:

OD13020/2024-2025:Providing and laying in position machine batched and machine mixed design mix M-30 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer-in-charge.“(Note :- Cement content considered in this item is @ 340 kg/cum.“Excess/ less cement used as per design mix is payable/recoverable separately).

100.3.7.2:Earthwork in open well excavation (above water) for wells of diameter above 6.0m and up to 9.0m in all kinds of soil and conveying and depositing the spoil within initial lead of 50m and lift from 1.50m to 3.0m including neat banking.

OD13021/2024-2025:Sinking wells (third depth)up to 4.50 m inside below spring level in all classes of soil to lines and<br>levels and plumb by scooping out earth from inside and below the steining using necessary appliances including hire<br>and labour for the same including dumping the spoil beyond the initial lead of 50 m etc. complete. Total depth 3 to<br>4.5m (vide KWA SoR KW.5.4)

OD13022/2024-2025:Sinking wells (4th depth)up to 6.00 m inside below spring level in all classes of soil to lines and<br>levels and plumb by scooping out earth from inside and below the steining using necessary appliances including hire<br>and labour for the same including dumping the spoil beyond the initial lead of 50 m etc. complete. Total depth 4.5 to<br>6.0m (vide KWA SoR KW.5.4)

OD13023/2024-2025:Sinking wells (5th depth)up to7.50m inside below spring level in all classes of soil to lines and<br>levels and plumb by scooping out earth from inside and below the steining using necessary appliances including hire<br>and labour for the same including dumping the spoil beyond the initial lead of 50 m etc. complete.Total depth 6 to<br>7.5m (vide KWA SoR KW.5.4)

OD13024/2024-2025:Sinking wells (6th depth)up to 9.00 m inside below spring level in all classes of soil to lines and<br>levels and plumb by scooping out earth from inside and below the steining using necessary appliances including hire<br>and labour for the same including dumping the spoil beyond the initial lead of 50 m etc. complete. Total depth 7.5 to<br>9m (vide KWA SoR KW.5.4)

4.1.8:Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 nominal size)

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) : 4 graded stone aggregate 20 mm nominal size)

4.15:Extra for laying concrete in or under water and or liquid mud including cost of pumping or bailing out water and removing slush etc. complete. Note for item No. 4.15 : - The quantity will be calculated by multiplying the depth measured from the sub-soil water level upto centre of gravity of concrete under sub-soil water level with quantity of concrete in cum executed under the sub-soil water. The depth of centre of gravity shall be reconed correct to 0.10 m 0.05 m or more shall be taken as 0.10 m and less than 0.05 m ignored.

5.22.4:Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelHot rolled deformed bars

5.3:Reinforced cement concrete work in beams, suspended floors, roofs, having slope up to 150 landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases up to floor five level excluding the cost of centering, shuttering, finishing and reinforcement, with1:1.5:3 (1 cement : 1.5 coarse sand (Zone III) : 3 graded stone aggregate 20 mm nominal size).

OD13026/2024-2025:Centering and shuttering including strutting propping etc and removal of form etc. Well Steining for circular works

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

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

19.16:Providing orange colour safety foot rest of minimum 6 mm thick plastic encapsulated as per IS: 10910 on 12 mm dia steeel bar conforming to IS:1786, having minimum cross section as 23 mm x 25 mm and over all minimum length 263 mm and width as 165 mm with minimum 112 mm space between protruded legs having 2 mm tread on top surface by ribbing or chequering besides necessary and adequate anchoring projections on tail length on 138 mm as per standard drawing and suitable to with stand the bend test and chemical resistance test as per specifications and having manufactures permanent identification mark to be visible even after fixing including fixing in manholes with 30x20x15 cm cement concrete block 1:3:6 ( 1cement: 3 coarse sand: 6 graded stone aggregate 20 mm nominal size) Complete as per design

14.72:Providing and fixing double scaffolding system (cup lock type) on the exterior side, upto seven story hight made with 40 mm dia. M.S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. staricase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after. The scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required for inspection of work at required location with essential safety features for the workmen etc. complete as per directions and approval of Engineer- in Charge. The elevational area of the scaffolding shall be measured for payment purpose. The payment will be made once irrespective of duration of scaffolding. Note:- This item to be used for maintenance work judicially, necessary deduction for scaffolding in the existing item to be done .

5.1.3: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:1:2:4 ( 1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size)

13.7.1:12 mm cement plaster finished with a floating coat of neat cement of mix:1:3 ( 1 cement : 3 fine sand)

100.98.1016:Engaging Mason ( for ornamental stone work) Ist class.

13.52.2: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 concrete work

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.

OD13027/2024-2025:Carriage of Material(excavated earth) By Mechanical Transport including loading,unloading and stacking up tp 5 KM

100.7.1:Bailing out water with 5HP engine and pump set including conveyance to the site, erecting, dismantling and taking back of engine and pump, cost of fuel lubricating oil and other stores pay of staff etc., complete.

100.7.2:Bailing out water with engine and pump set above 5HP up to 10HP including conveyance to the site, erecting, dismantling and taking back of engine and pump, cost of fuel lubricating oil and other stores pay of staff etc., complete.

100.98.1008:Engaging Coolie.

OD13028/2024-2025:Fabricating MS Base plate using 12 mm thick MS plate including cost and conveyance charges<br>of MS plate,all fabrication charges, charges of painting the steel work with two or more coat deluxe multi surface<br>paint to give an even shade over an under coat of primer etc complete.

OD13029/2024-2025:Supplying fabricating fixing I section for column no: B Size ISMB 250X125X12mm, Length- <br>5.20m, Supporting section ISLB 100X50X10mm 1m long, welded with MS plate size 300x300x12mm and 150x150mmx2nos with necessary ss fasteners priming coat etc.

OD13030/2024-2025:Supplying fabricating fixing I section for column no:A with ISMB250X125X12mm of 4.00m long<br>welded with MS plate size 400X400X12mm 2nos and fixing to the RCC priming coating finishing etc as specified<br>desighn..<br>

OD13031/2024-2025:Supplying fabricating fixing Girder over the column with ISMB 250X125X12mm and 10m long ,<br>MS Plate for end close 12mm size 250x250mm . Providing movable Chain pulley through the flange of the Girder<br>and capable to carry 3tonne with 10m chain necessary flanges fastening with the column structure with weld and bolt<br>nut end closer with 12mm plate prime coat etc complete

OD13032/2024-2025:Providing structural steel work for providing roof over the girder to prevent the corrosion with<br>tubular sections 60x40x3.6mm,40x40x3.2mm, 50x25x3.2mm and 25x25x2.6mm welded each other and placed and<br>welded over the I section necessary prime coat etc.. complete as specified design

50.12.2.4:Providing & fixing Poly carbonate multi wall plain sheet 6 mm thick as approved by the Engineer in charge and should be supplied in a single length of 12m or as decide by the Engineer in charge. The sheets shall be fixed using self drilling/self tapping screw of size (5.5x55mm) with EPDM seal complete upto any pitch in horizontal/vertical curved surfaces, but excluding the cost of purlins, rafters, trusses, and including cutting to size and shapes where ever required.

OD13033/2024-2025:Providing and fixing stainless steel ( Grade 304) railing made of Hollow tubes, channels, plates etc., including welding, grinding, buffing, polishing and making curvature (wherever required) and fitting the same with necessary stainless steel nuts and bolts complete, i/c fixing the railing with necessary accessories & stainless steel dash fasteners , stainless steel bolts etc., of required size, on the top of the floor or the side of waist slab with suitable arrangement as per approval of Engineer-in-charge,(for payment purpose only weight of stainless steel members shall be considered excluding fixing accessories such as nuts, bolts, fasteners etc.).

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)

13.62.1:Painting with synthetic enamel paint of approved brand and manufacture of required colour 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 .

OD18745/2024-2025:Drilling of bore well including Submersible Pump, Pump Controller, Pipe and Casing, Check Valve, Control Panel, Well Cap or Seal and transporting from one place to another in alluvial soil sedimentary strata of clay and sand stone shal pebbles boulders, using rotary rigs, fuel ,labour and drilling bentonite and water required for drilling site. Charges for erecting the 5 HP submersible pump set into the tube well after coupling the pump and motor, fixing suitable size share leg between and locking the chain pully block in share leg as per the correct position then erecting the column pipes one by one welding across the joints, coupling the delivery pipes and valves to the vertical column pipes, connecting motor to starter after connecting all wires and cables etc complete including hire charges, conveying charges, loading and unloading charges of mini lorry charges for tools and equipment's for the work.

Construction of Valve Chamber and interconnection work

2.8.1:Earth work in excavation by mechanical means (Hydraulic excavator) /manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.All kinds of soil

OD13001/2024-2025:Earth work in excavation by mechanical means (Hydraulic excavator)/manual means in foundation trenches of manholes or drains (exceeding 1.5 m in width or 10 sqm on plan) including dressing of sides and ramming of bottom,including getting out the excavated soil and disposal of surplus excavated soil as directed, with in a lead of 50 m for depth exceeding 1.50m but not exceeding 3.00m

2.17.1:Close timbering in case of shafts, wells, cesspits, manholes and the like including strutting, shoring and packing cavities (wherever required) etc. complete (Measurements to be taken of the face area timbered).Depth not exceeding 1.5 m

2.17.2:Close timbering in case of shafts, wells, cesspits, manholes and the like including strutting, shoring and packing cavities (wherever required) etc. complete (Measurements to be taken of the face area timbered).Depth exceeding 1.5 m but not exceeding 3 m

4.1.8:Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 nominal size)

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

5.9.1:Centering and shuttering including strutting, etc. and removal of form for:Foundations, footings, bases of columns, etc for mass concrete

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.

5.22.4:Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelHot rolled deformed bars

19.16:Providing orange colour safety foot rest of minimum 6 mm thick plastic encapsulated as per IS: 10910 on 12 mm dia steeel bar conforming to IS:1786, having minimum cross section as 23 mm x 25 mm and over all minimum length 263 mm and width as 165 mm with minimum 112 mm space between protruded legs having 2 mm tread on top surface by ribbing or chequering besides necessary and adequate anchoring projections on tail length on 138 mm as per standard drawing and suitable to with stand the bend test and chemical resistance test as per specifications and having manufactures permanent identification mark to be visible even after fixing including fixing in manholes with 30x20x15 cm cement concrete block 1:3:6 ( 1cement: 3 coarse sand: 6 graded stone aggregate 20 mm nominal size) Complete as per design

13.7.1:12 mm cement plaster finished with a floating coat of neat cement of mix:1:3 ( 1 cement : 3 fine sand)

15.3:Demolishing R.C.C. work manually / by mechanical means including stacking of steel bars and disposal of unserviceable material with in 50 metres lead as per direction of Engineer -in-Charge.

15.5:Extra for cutting reinforcement bars manually/ by mechanical means in R.C.C. or R.B. work ( Payment shall be made on the cross sectional area of R.C.C. or R.B work) as per direction of Engineer-in-charge.

100.7.1:Bailing out water with 5HP engine and pump set including conveyance to the site, erecting, dismantling and taking back of engine and pump, cost of fuel lubricating oil and other stores pay of staff etc., complete.

100.98.1008:Engaging Coolie.

100.98.1035:Engaging sewer man.

Laying of (a.) 300mm DI Pumping Main from well to inlet (b.) 200mm DI Gravity main from collection chamber to well. (c.) 160mm PVC gravity pipe from outlet channel of stp to proposed well for dilution

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.

15.2.2:Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in-Charge.Nominal concrete 1:4:8 leaner mix ( including equivalent design mix)

15.59:Dismantling of flexible pavement ( bituminous courses ) by mechanical means and disposal of dismantled material up to a lead of 1 kilo metre, as per direction of Engineer-in-charge.

100.1.2:Excavating trenches of required width for pipes, cables, etc., including excavation for sockets, and dressing of sides, ramming of bottoms, depth exceeding 1.5m but not exceeding 3m, 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.

100.1.5: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 50 m, in Ordinary Rock.

100.1.13: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 Hard Rock where Blasting is Prohibited.

100.8.1:Fencing one side of trenches, 1.50m height with two rows of 10cm plastic caution tape in vertical casuarina pole (girth 15cm to 24cm) fixed at 2m intervals.

100.8.2:Fencing 1.50m high with two rows of casuarina poles (girth 15cm to 24cm) tied with coir yarn on vertical casuarina pole (girth 15cm to 24cm) fixed at 1.5m intervals.

100.14.3:Conveying and laying S&S Centrifugally Cast (Spun) / Ductile Iron Pipes conforming to IS: 8329 excluding cost of pipes and specials: 200mm diameter Ductile Iron Class K-9 Pipes.

100.14.5:Conveying and laying S&S Centrifugally Cast (Spun) / Ductile Iron Pipes conforming to IS: 8329 excluding cost of pipes and specials: 300mm diameter Ductile Iron Class K-9 Pipes.

100.31.1.4:Conveying and fixing C.I. sluice valves (with cap) by providing bolts, nuts, rubber insertions etc., complete, but excluding the cost of the valve (tail pieces, if required, will be paid separately): 150mm diameter, Class I.

100.31.1.5:Conveying and fixing C.I. sluice valves (with cap) by providing bolts, nuts, rubber insertions etc., complete, but excluding the cost of the valve (tail pieces, if required, will be paid separately): 200mm diameter, Class I.

100.31.1.7:Conveying and fixing C.I. sluice valves (with cap) by providing bolts, nuts, rubber insertions etc., complete, but excluding the cost of the valve (tail pieces, if required, will be paid separately): 300mm diameter, Class I.

100.35.3:Testing 200mm DI/CI pipeline with potable water to the required test pressure 200 mm dia Observed Data derived from item no.1020 of PHED DATA

100.35.5:Testing 300mm DI/CI pipeline with potable water to the required test pressure. 300 mm dia Observed Data derived from item no.1023 of PHED DATA

100.98.434:Supply of CI Non Return Valve, Conforming to IS 5312 Part I - 1984, PN 1.0, Size 300mm.

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) : 4 graded stone aggregate 20 mm nominal size)

18.68.1:Providing and laying D.I specials of class K - 12 suitable for push - on jointing as per IS : 9523 :Upt 600 mm dia

18.69.1:Providing and laying D.I Specials of Class K - 12 suitable for mechanical jointing as per IS : 9523 :Upto 600 mm dia

18.70.3:Providing push - on-joints to Centrifugally (Spun) Cast Iron Pipes or Ductile Iron Pipes including testing of joints and including the cost of rubber gasket:200 mm dia pipes

18.70.5:Providing push - on-joints to Centrifugally (Spun) Cast Iron Pipes or Ductile Iron Pipes including testing of joints and including the cost of rubber gasket:300 mm dia pipe

18.83.5:Labour for cutting C.I. pipe with steel saw.200 mm diameter C.I. pipe

18.83.7:Labour for cutting C.I. pipe with steel saw.300 mm diameter C.I. pipe

100.7.1:Bailing out water with 5HP engine and pump set including conveyance to the site, erecting, dismantling and taking back of engine and pump, cost of fuel lubricating oil and other stores pay of staff etc., complete.

100.98.117:Supply of DI K9 Pipe Conforming to IS 8329/2000, 200mm Dia.

100.98.119:Supply of DI K9 Pipe Conforming to IS 8329/2000, 300mm Dia.

100.98.226:Supply of PVC Pipe, 8kg/cm2, 160mm Dia.

100.98.472:Supply of CI Double Flanged Sluice Valve Conforming to IS 14846 - 2000, Sluice Valve with Cap PN 1.0, Size 150mm.

100.98.473:Supply of CI Double Flanged Sluice Valve Conforming to IS 14846 - 2000, Sluice Valve with Cap PN 1.0, Size 200mm.

100.98.475:Supply of CI Double Flanged Sluice Valve Conforming to IS 14846 - 2000, Sluice Valve with Cap PN 1.0, Size 300mm.

100.9.11:Laying uPVC pipes of class 2 to class 6 and specials, lowering to the trenches already made, placing in position aligning the pipeline to the lines and levels and jointing the pipes and specials with solvent cement and testing the pipeline with water to the required test pressure (excluding cost of pipes and specials): 160 mm nominal outside diameter pipes.

16.78.1:Construction of granular sub- base by Providing close graded Material conforming to specifications, mixing in a mechanical mix plant at OMC, Carriage of mixed material by tippers to work site, for all leads & lifts, spreading in uniform layers of specified thickness with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per specifications and directions of Engineer-in- Charge.With Material conforming to Grade - I ( size range 75 mm to 0.075 mm) having CBR Value- 30

2.16.1:Close timbering in trenches including strutting, shoring and packing cavities (wherever required) complete (Measurements to be taken of the face area timbered).Depth not exceeding 1.5m

2.16.2:Close timbering in trenches including strutting, shoring and packing cavities (wherever required) complete (Measurements to be taken of the face area timbered).Depth exceeding 1.5 m but not exceeding 3 m

SUPPLY, ERECTING AND COMMISSIONING OF PUMP SETS

OD16078/2024-2025: Supply, erection, testing and commissioning of KWA pre-qualified reputed make non clog sewage submersible pump sets with Bronze/SS impeller, SS shaft and CI pump casing with suitable type base plate,auto lock with coupling, etc. complete .The duty condition is as follows<br>Discharge - 55LPS Total head - 13 mtrs Qty - 1 No <br>2. Starter Supply, erection, testing and commissioning ofsuitable rating (DOL) suitable for the above Pump set with over voltage and under voltage protection, single phase preventer, over load relay with motor protection relay with main contactor and bypass contactor and dry run preventer as per CEA regulation and code of practice etc. complete.<br>3. Panel board(suitable for operating two pump sets but one pump set at a time) Supply, erection, testing and commissioning of cubical type floor mounted MS fabricated dust and vermin proof common control panel board consisting of 1 No.suitable capacity MCCB as incomer and suitable capacity MCCB as outgoing (the two MCCBs are interlocking with each other) providing suitable size Aluminium bus bar inter connect the above MCCBs and fitted with 3 Nos of indicator lamps, 1 No. volt meter with selector switch, 1 No. Ammeter with selector switch etc.Complete and provided with a common earth bus for the entire panel and inter connect with the MCCBs as per CEAregulation and code of practice. The panel shall be fitted on a common base frame on suitable foundation (Specification may be modified if there is only one pump set by changing 2 Nos of out going as one out going and the provision of interlocking maybe avoided)<br>3. Cabling work.Supply, laying, testing and commissioning of suitable size XLPE cables for the above pump set from panel board to starter and from starter tomotor considering energy conservation.<br>4. Earthing. Supply of all materials and providing suitable earthing by using suitable size pipe/plate earthing GI/copper strip buried in ground and giving double earthing to motor, starter,panel board etc. as per standards.<br>5. CapacitorSupply, erection, testing and commissioning of heavy duty APP capacitor for the motor to get a power factor above 0.95. The capacitor shall confirm to IS 2834.<br>6.Valves.Supply of suitable size best quality heavy duty ISI marked CI double flanged sluice valve and Non return<br>valve with suitable pressure rating. Fitting of valves shall include proper RCC support. Fitting of valves shall include proper RCC support especially for Non return valves. <br>7. Suction and delivery pipe connections. Supply and fitting of suitable size best quality GI/MS pipe for a total length of 10 m. and connecting the delivery side of the pump with the valves and suitable specials to connect with the pumping main. If the dia of suction pipe is above 80 mm CI pipes & specials shall be provided and take trail run for 30 days

Screening chamber and manhole

2.8.1:Earth work in excavation by mechanical means (Hydraulic excavator) /manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.All kinds of soil

OD94372/2024-2025: Earth work in excavation by mechanical means (Hydraulic excavator)/manual means in foundation trenches of manholes or drains (exceeding 1.5 m in width or 10 sqm on plan) including dressing of sides and ramming of bottom, including getting out the excavated soil and disposal of surplus excavated soil as directed, with in a lead of 50 m for depth exceeding 1.50m but not exceeding 3.00m

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) : 4 graded stone aggregate 20 mm nominal size)

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

5.2.2:Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts etc. up tot floor five level excluding cost of centering, shuttering, finishing and reinforcement :1:1.5:3( 1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size)

5.9.1:Centering and shuttering including strutting, etc. and removal of form for:Foundations, footings, bases of columns, etc for mass concrete

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.

5.22.4:Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelHot rolled deformed bars

19.16:Providing orange colour safety foot rest of minimum 6 mm thick plastic encapsulated as per IS: 10910 on 12 mm dia steeel bar conforming to IS:1786, having minimum cross section as 23 mm x 25 mm and over all minimum length 263 mm and width as 165 mm with minimum 112 mm space between protruded legs having 2 mm tread on top surface by ribbing or chequering besides necessary and adequate anchoring projections on tail length on 138 mm as per standard drawing and suitable to with stand the bend test and chemical resistance test as per specifications and having manufactures permanent identification mark to be visible even after fixing including fixing in manholes with 30x20x15 cm cement concrete block 1:3:6 ( 1cement: 3 coarse sand: 6 graded stone aggregate 20 mm nominal size) Complete as per design

13.9.1:Cement plaster 1:3 ( 1 cement : 3 coarse sand) finished with a floating coat of neat cement.12 mm cement plaster

13.52.2: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 concrete work

100.7.1:Bailing out water with 5HP engine and pump set including conveyance to the site, erecting, dismantling and taking back of engine and pump, cost of fuel lubricating oil and other stores pay of staff etc., complete.

100.7.2:Bailing out water with engine and pump set above 5HP up to 10HP including conveyance to the site, erecting, dismantling and taking back of engine and pump, cost of fuel lubricating oil and other stores pay of staff etc., complete.

100.52.S.1:Sub Data for providing Earth filled cement bags including cutting of the Earth, filling, conveying and placing in position.

100.98.1008:Engaging Coolie.

100.98.1016:Engaging Mason ( for ornamental stone work) Ist class.

100.31.2.11:Conveying and fixing C.I. sluice valves (with cap) by providing bolts, nuts, rubber insertions etc., complete, but excluding the cost of the valve (tail pieces, if required, will be paid separately): 500mm diameter, Class II.

OD94425/2024-2025:Providing grating size 2.45x0.95m to the Grit chamber ,with fabrication MS Flat size 50x8mm<br>thick with 50mm c/c and connected 12mm dia MS Bar across the flat and welded bend necessery angle ease to<br>place and removal etc. and painting with approved anti fungal paint prime coat placing etc

OD94426/2024-2025:Structural steel work in single section for providing girder over the grit chamber with 80mm dia<br>4mm thick ms circular section fixing on the rcc column and providing necessary arrangements for fixing pully foe<br>ease of De- silting , fixed with or without connecting<br>plate, including cutting, hoisting, fixing in position and applying a priming<br>coat of approved steel primer all complete

100.8.2:Fencing 1.50m high with two rows of casuarina poles (girth 15cm to 24cm) tied with coir yarn on vertical casuarina pole (girth 15cm to 24cm) fixed at 1.5m intervals.

OD94520/2024-2025:560 mm dia cover with frame (Heavy duty)