Kerala Water Authority Tender

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.

OD55868/2023-2024:Supply of 400mm DI D/F pipe

100.14.7:Conveying and laying S&S Centrifugally Cast (Spun) / Ductile Iron Pipes conforming to IS: 8329 excluding cost of pipes and specials: 400mm diameter Ductile Iron Class K-9 Pipes.

18.70.7: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:400 mm dia pipes

18.30.9:Providing flanged joints to double flanged C.I./ D.I pipes and specials, including testing of joints:400 mm diameter pipe

100.35.7:Testing 400mm DI/CI pipeline with potable water to the required test pressure. 400 mm dia Observed Data derived from item no.1026 of PHED DATA

OD55869/2023-2024:Labour for cutting DI pipe with steel saw. 400 mm diameter DI 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.

100.31.1.9: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): 400mm diameter, Class I.

100.32.4:Conveying and fixing C. I. Double Acting Air Valve of approved quality with bolts, nuts, rubber insertions etc., complete, but excluding the cost of air valve (tail pieces, if required, will be paid separately): 80mm Double Acting Air Valve.

4.2.3:Providing and laying cement concrete in retaining walls, return walls, walls ( any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts,buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor, etc. up to floor five level, excluding the cost of centering, shuttering and finishing:1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size)

5.9.15:Centering and shuttering including strutting, etc. and removal of form for:Small lintels not exceeding 1.5 m clear span, moulding as in cornices, window sills, string courses, bands, copings, bed plates, anchor blocks and the like

2.6.1: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

4.1.5: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 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

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

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

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

50.2.25.1:Filling with contractor's own earth ( excluding rock) in trenches, plinth, sides of foundations 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 as per direction of site Engineer-in-charge

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

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.

2.20.2:Open timbering in trenches including strutting and shoring complete ( measurements to be taken of the face area timbered ):Depth exceeding 1.5 m but not exceeding 3 m

100.98.465:Supply of CI Double Flanged Sluice Valve Conforming to IS 14846 - 2000, Sluice Valve with Cap PN 1.6, Size 400mm.

18.24:Laying in position S & S or flanged C.I. special such as tees, bends, collars, tapers and caps etc. ( excluding cost of specials).

OD197542/2023-2024:Supplying an electro- magnetic flow meter conforming to protection level of IP-68 far Flow Sensor and<br>IP- 67 for transmitter, and having an<br>accuracy level of 0.5% with LED/LCD Display unit. The flow meter should have the housing (flow sensor)<br>to be made of SS 304/ carbon Steel with anti -corrosive protection and inside liner to be made up of Hard<br>Rubber / neoprene all confirming to drinking water standards. The.flow meter should be coupled with<br>HART for data acquisition and transfer, with provision.for wireless transfer through GSM . The<br>manufacturers should have the calibration standards as per ISO 17025 and the product shall have<br>sufficient warranty provisions.',<br>Note- The rate provided is Exclusive of Taxes,Transportation, Insurance etc. A provision of 15% extra for the same may be provided in estimate.<br>The technical specification of Electro- Magnetic Flow meter is as given below. For flow meters upto<br>250mm size( size of pumping main in cornmon header) mechanical Flow meter certified by FCRI-Palakkad shall be used. As the rates are local market rates, no CP is allowed as per rules.<br>Size of Electro-Magnetic Flow Meter - 400mm

OD197555/2023-2024:Installation of flow meter in the existing water supply system including conveying, Laying, Jointing of 5D,3D pipe fittings, Dismantling joint etc complete including cost of jointing materials.

100.98.454:Supply of CI Air Valve with Flanges, Conforming to IS 14845 - 2000, Kinetic Air Valve Type DS2, Size 80mm.