Kerala Water Authority-KWA has published Jjm 2022 24 Cwss To Peringamala Grama Panchayath Supplying Laying Testing And Commissioning Of Clear Water Pumping Main From Glsr At Mankayam To Proposed Ohsr At Adiyodicolony Package 9. Submission Date for this Tender is 23-07-2022. Water Pump Tenders in thiruvananthapuram Kerala. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 08-Jul-2022 | Extension corrigendum | Date | 23-07-2022 |
| Sl. No. | Item Description |
| 1 | Supplying.Laying,testing and Commissioning of 100mm Clear Water Pumping main from sump at Mankayam to proposed OHSR at Adiyodicolony.- WORKING CHARGES |
| 2 | 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. |
| 3 | Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in-Charge.Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix) |
| 4 | Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm 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 : All kinds of soil (Ref. Item No. 2.10.1 of DSR) |
| 5 | 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 3 m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm 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: 1.50m to 3.0mAll kinds of soil(Ref. Item No. 2.11 of DSR) |
| 6 | Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm 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 :" Ordinary Rock.(Ref. Item No. 2.13.1 of DSR) |
| 7 | "Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm 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 : HardRock(Blasting Prohibited)(Ref. Item No. 2.13.3 0f DSR) |
| 8 | Conveying and laying S&S Centrifugally Cast (Spun) / Ductile Iron Pipes conforming to IS: 8329excluding cost of pipes and specials : 100 mm dia Ductile Iron Class K-9 Pipes Data derived from 18.72.15 in DAR |
| 9 | Fencing 1.50m high with two rows ofcasuarina poles (girth 15cm to 24cm) tied with coir yarn on verticalcasuarina pole (girth 15cm to 24cm) fixed at 1.5m intervals. NEW DATA (Prepared based on PWD SDB - Item No.1009 |
| 10 | Fencing one side of trenches, 1.50 m height with two rows of 10 cm plastic caution tape in vertical casuarina pole (girth 15cm to 24cm) fixed at 2 m intervals. (Data Prepared based on PWD SDB - Item No.1009) |
| 11 | Labour for cutting C.I. pipe with steel saw.100 mm diameter C.I. pipe |
| 12 | 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:100 mm dia pipes |
| 13 | Testing 100mm DI/CI pipeline with potable water to the required test pressure 100 mm dia Observed Data derived from item no.1016 of PHED DATA |
| 14 | Laying in position S & S or flanged C.I. special such as tees, bends, collars, tapers and caps etc. ( excluding cost of specials). |
| 15 | Providing flanged joints to double flanged C.I./ D.I pipes and specials, including testing of joints:100 mm diameter pipe |
| 16 | "Conveying and fixing C.I. sluice valves (with cap)by providing complete with bolts, nuts, rubber insertions etc. excluding the cost of valve (the tail pieces if required will be paid separately) : 100 mm diameter. Class I" Data derivedfrom item no.18.31.1.1of DAR |
| 17 | Conveying and fixing C I Single acting AirValve of approved qualitywith bolts,nuts,rubber insertions etc . excluding the cost of airvalve(the tail pieces if required will be paid seperately): 25 mmSingle acting Air Valve Observed Data derivedfrom item no.18.59.of DAR |
| 18 | Providing and laying Double Flanged ( Screwed / Welded ) Centrifugally (Spun) Ductile Iron Pipes of Class K - 9 conforming to IS: 8329 : |
| 19 | Bailing out water with5 HP engine and pumpset including conveyance to the site, errection, dismantling and taking back of engine and pump, cost of fuel lubricating oil and other stores pay of staff etc. complete. NEW DATA (Prepared based on PHED SDB - Item No.1070 |
| 20 | Supply ,stacking,spreading and consolidating of Red earth in the trench of pipe line for cushion including carriage, loading ,unloading & stacking up to any lead. |
| 21 | Fabricating MS pipes of size 100mm (ID) using 8 mm thick MS plate including cost and conveyance charges of MS plate, all fabrication charges, charges of painting thesteel work with two or more coat deluxe multi surface paint to give an even shade over an under coat of primer etc. complete: For pipes fabricated with 8mm thick MS plates. |
| 22 | Fabricating MS flanges of diameter 100 mm using 12 mm thick MS plateincluding cost and conveyance charges of MS plate, all fabrication charges, charges of painting thesteel work with two or more coat deluxe multi surface paint to give an even shade over an under coat of primer etc. complete: For pipes fabricated with 8mm thick MS plates. |
| 23 | Cutting 100mm (ID) MS pipes for making bends and other specialsby gas cutting including cost of gas, all labour and hire charges of tools etc. complete: For pipes fabricated with 8mm thick MS plates. |
| 24 | Welding100mm (ID) MS pipes for making bends and other specialsby gas/electric welding machine including cost of gas and welding rods ,all labour and hire charges of tools etc. complete: For pipes fabricated with 8mm thick MS plates. |
| 25 | Grinding cut and weld edges of 100mm (ID) MS pipes during fabrication work including all labour and hire charges of tools etc. complete: For pipes fabricated with 8mm thick MS plates. |
| 26 | Construction of Valve chamber , Anchor block ,.Stream crossing, rubble work,etc- |
| 27 | Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including disposal of excavated earth, lead up to 50 m and lift up to 1.5 m, disposed earth to be levelled and neatly dressed.All kinds of soil |
| 28 | 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) |
| 29 | Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:3:6 ( 1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) |
| 30 | 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 |
| 31 | Centering and shuttering including strutting, etc. and removal of form for:Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc. |
| 32 | Centering and shuttering including strutting, etc. and removal of form for:Foundations, footings, bases of columns, etc for mass concrete |
| 33 | 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 |
| 34 | 12 mm cement plaster of mix: |
| 35 | Supply ,stacking,spreading and consolidating of Quarry Muck in the trench of pipe line, including carriage, loading ,unloading & stacking up to any lead. |
| 36 | Random rubble masonry with hard stone in foundation and plinth including levelling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm nominal size) up to plinth level with: |
| 37 | 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. |
| 38 | Conveying MH cover 560x560mm with frame and fixing to line and levels including all necessary chipping and masonry work etc complete |
| 39 | COST OF PIPES & SPECIALS |
| 40 | Supply of DI K9 Pipe Conforming to IS 8329/2000, 100mm Dia. |
| 41 | Supply of CI Double Flanged Sluice Valve Conforming to IS 14846 - 2000, Sluice Valve with Cap PN 1.6, Size 100mm. |
| 42 | Supply of CI Air Valve, Conforming to IS 14848 - 2000, Single Orifice, Small Orifice Type S1, Size 25mm. |
| 43 | Supply of GM Valve - Size 25mm. |
| 44 | Ductile Iron K - 12 specials suitable for push on jointing up to 600 mm dia |
| 45 | :Ductile Iron specials suitable for mechanical jointing as per I.S. 9523 - up to 600 mm dia |
| 46 | 560 mm dia cover with frame (Heavy duty) |
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