Kerala Rural Water Supply And Sanitation Agency Tender

100.41.37 : Supplying, seiving, stacking and spreading 10mm to 6mm broken stone in the gallery trenches as per standard norms including cost of all materials.

od301510/2023_2024 : Supplying, seiving, stacking and spreading charcoal in the gallery trenches as per standard norms including cost of all materials.

od303492/2023_2024 : Supplying and fixing 1m inner dia & 1m height , 5 cm thickness precast rcc filtermedia chamber with cover slab and making the jointing portion water tight and filling with filter media as per the attached drawing etc complete.

Plumbing System

od301485/2023_2024 : Supply and fixing of square gutter pipe with 160 mm PVC 6kg/cm2 at the edge of the sloped roof including all clamping/ welding clamps for holding the gutter pipes in the position etc including cost of all specials, end closures, tees and labour charges etc complete.<br>

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 1.5 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)

od301487/2023_2024 : Supply and Fixing 90 mm PVC 6kg/cm2 down pipe from the gutter pipe already fixed in position up to the filter pit including all clamping/ welding clamps for holding the down pipes in the position etc including cost of all specials, end closures, tees and labour charges etc complete.<br>

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 .

od301490/2023_2024 : Supply and Fixing 63 mm PVC 6kg/cm2 from filter unit to well bottom<br>

50.18.7.5.1 : Providing and fixing PVC pipes, fittings including fixing the pipe with clamps at 1.00m spacing. This includes jointing of pipes & fittings with one step PVC solvent cement and testing of joints complete as per direction of Engineer-in-Charge 40 mm dia 10 Kgf/cm2- Internal work- exposed on wall

18.12.8 : Providing and fixing G.I. pipes complete with G.I fittings including trenching and refilling etc. External work80 mm dia nominal bore

Well Maintenace and miscelaneous works

15.7.1 : 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 mud mortar

2.31 : Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50 m outside the periphery of the area cleared

50.6.1.3 : Solid block masonry using pre cast solid blocks (Factory made) of size 40x20x20cm or nearest available size confirming to IS 2185 Part I of 1979 for super structure above floor two level up to floor V level thickness 20cm and above in: CM 1:6 ( 1 cement :6 coarse sand) etc complete

13.4.1 : 12 mm cement plaster of mix:1:4 ( 1 cement : 4 coarse sand)

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)

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

13.88 : Removing white or colour wash by scrapping and sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete

13.37.1 : White washing with lime to give an even shade:New work (three or more coats)

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

13.60.1 : Wall painting with acrylic emulsion paint of approved brand and manufacture to give an even shade:Two or more coats on new work

10.25.2 : Item Shifted to head 14 as item 14.74Steel 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, ladder, railings, brackets, gates and similar works

12.1.3 : Providing corrugate G.S. sheet roofing including vertical/ curved surface fixed with polymer coated J or L hooks, bolts and nuts 8 mm diameter with bitumen and G.I. limpet washers or with G.I. limpet washers filled with white lead, including a coat of approved steel primer and two coats of approved paint on overlapping of sheets complete ( up to any pitch in horizontal / vertical or curved surfaces), excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required.0.63 mm thick with zinc coating not less than 275 gm/m2

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

Name board

supply and fixing 90 mm pvc valve in the down pipe