Annual Plan-2025-26 Devikulam BP- Subramanyam colony drinking water project-47/2025-26-General Civil Work

Water supply

51.18.12.6:Providing and fixing G.I. pipes complete with G.I. fittings (Cost of fittings to be paid separately) <br> External work - 50 mm nominal dia

51.18.12.5:Providing and fixing G.I. pipes complete with G.I. fittings (Cost of fittings to be paid separately) <br> External work - 40 mm nominal dia

51.18.12.3:Providing and fixing G.I. pipes complete with G.I. fittings (Cost of fittings to be paid separately) <br> External work - 25 mm nominal dia

51.18.12.2:Providing and fixing G.I. pipes complete with G.I. fittings (cost of fittings to be paid separately) <br> External work - 20 mm nominal dia

18.15.1:Providing and fixing brass bib cock of approved quality :15 mm nominal bore

18.17.4:Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) :50 mm nominal bore

18.17.3:Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) :40 mm nominal bore

18.46.6:Providing and fixing G.I. Union in G.I pipe including cutting and threading the pipe and making long screws etc. complete ( New work):50 mm nominal bore

18.46.5:Providing and fixing G.I. Union in G.I pipe including cutting and threading the pipe and making long screws etc. complete ( New work):40 mm nominal bore

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)derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

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

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

OD486431/2025-2026:Dry rubble masonry without concrete levelling course masonry with good quality blasted rubble, etc., complete

7.1.1: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:Cement mortar 1:6 (1 cement : 6 coarse sand)

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 (zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources)

18.48:Providing and placing on terrace (at all floor levels) polyethylene water storage tank :ISI 12701 marked, with cover and suitable locking arrangement and making necessary holes for inlet, outlet and overflow pipes but without fittings and the base support for tank.

OD486428/2025-2026:Supplying and fixing Granite name board (minimum size 40cmx30cm or nearest)