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.

od303866/2023_2024 : Supplying and fixing 1m inner dia & 1m height ferrocement filtermedia chamber and suitably fix it over the platform and making the jointing portion water tight and filling with filter media as per the attached drawing etc complete.

Plumbing System

od303862/2023_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)

od303863/2023_2024 : Supply and Fixing 110 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>

od303865/2023_2024 : Supply and Fixing 75 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>

od303867/2023_2024 : Supply and Fixing 63 mm PVC 6kg/cm2 from filter unit to well bottom<br>

Well Maintenace and miscelaneous works

15.10.2 : Dismantling dressed stone work ashlar face stone work, marble work or precast concrete work manually / by mechanical means including stacking of serviceable and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-Charge:In cement mortar

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

2.32 : Clearing grass and removal of the rubbish up to a distance of 50 m outside the periphery of the area cleared.

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

14.1.2 : Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground within 50 meters lead:Cement mortar 1:4 ( 1 cement: 4 coarse sand)

50.6.1.1 : Solid block masonry using pre cast solid blocks ( factory made) of size 40x20x20cm or nearest available size confirming to IS 2185 part 1 of 1979 for foundation and plinth with thickness 20 cm and above in: CM 1:6 ( 1 cement : 6 coarse sand) etc complete

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

50.6.7.1 : Laterate masonry with neatly dressed laterate stone of size 40x20x15cm or nearest size in cement mortar 1:6 for foundation and basement including all cost of materials, labour charges etc.

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 .

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

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

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

13.43.1 : 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 on filter tank as per Jalanidhi rules (50 unit)

Supply and fixing 110mm PVC valve in the down pipe (42 nos x Rs 1050)

Supply and fixing 75 mm PVC valve in the down pipe (55 nos x Rs 840)

Supply stacking and spreading charcoal/coconut shell including cost of all materials and labour charge 1300kg Rs 45/kg