Construction of Service Reservoir 5000Gallon Capacity and improvement/replacement of Filter Media Gavels for 02 Nos. Slow Sand Filter Plant at Ghat under Water Supply Scheme Ghat under Back to Village (B2V1 and B2V2) Programme.

Amount

Earth work in excavation by manual means in trenches for foundations, drains, pipes, cables etc. (not exceeding 1.5m in width) and for shafts, wells, cesspits and the like not exceeding 10Sqm on plan, including dressing of sides s and ramming of bottoms lift upto 1.5m, including getting out excavated earth and disposal of surplus excavated earth as directed: All kind of soil 70% All kinds of soil 30% Ordinary Rock.

Providing and laying in position cement concrete of specified grade including curing but excluding the cost of centring and shuttering. All work upto plinth level with: a) 1:4:8 (1 cement: 4 coarse sand: 8 graded stone aggregate 40 mm nominal size).

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, anchors blocks, plain window sills, fillets etc. upto floor V level, including curing but excluding the cost of centring, shuttering and finishing with. 1:1½:3 (1 cement: 1½ coarse sand: 3 graded stone aggregate 20mm nominal size).

Reinforced cement concrete work in beams, suspended floors, roofs having slope upto 15°, landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases upto five level including curing but excluding the cost of centring, shuttering, finishing and reinforcement with 1:1½:3 (1 cement: 1½ coarse sand: 3 graded stone aggregate 20mm nominal size).

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level: Cold twisted bars.

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

b) Walls (any thickness) including attached pilasters, buttresses, plinth and string courses etc.

c) Lintel, beams, plinth beams, girders, bressumers and cantilevers (Ring beam).

d) Arches, domes, vaults upto 6 m span

Extra for shuttering in circular work (20% of respective centering and Shuttering items. a) Foundations, footings, bases of columns etc. for mass concrete.

b) Walls (any thickness) including attached pilasters, buttresses, plinth and string courses etc.

c) Lintel, beams, plinth beams, girders, bressumers and cantilevers.

e) Arches, domes, vaults upto 6m span

Labour engaged for clearance of mulba for two Nos., chamber inside filter chamber.

12mm Cement plaster finished with a floating coat of neat cement of mix: a) 1:3 (1 cement : 3 fine sand)

b) 1:6 (1 cement : 6 fine sand)

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.

Providing and mixing water proofing material in cement concrete work in doses by weight of cement as per manufacturer’s specification. (1Kg of water proofing material in 50Kg of cement)

Cover L.D. Rectangular 455 × 610mm with frame

Supply of PGI sheet strip in joints for Reservoir

Carriage of material by mechanical transport from source to road side of work Avg. distance 01 Km Sand and stone agg. 20mm nominal size.

Carriage of material by manual means from road side to site of work by H/L at an avg. distance 100mtr Sand and stone agg. 20mm nominal size.

Supply of filter media sand at Premnagar. a) Stone gravel 160 mm.

b) Gravel 40mm to 63 mm.

c) Gravel 6mm to 39 mm

Supply of filter media sand from Ganderbal.

Providing & laying in position in specific grade of reinforced cement concrete excluding the cost of centering shuttering finishing and reinforced all work upto plinth level 1:3:6 (1 cement :3 coarse sand: 6 graded stone aggregate 20 mm nominal size).

Carriage of filter media sand from Ganderbal to road side of work at an average distance 300Km by MT and 100 meter by Head Load. a) By mechanical transport.

b) By head load

Carriage of Gravel for filtration plant of size ranging 3mm to 65mm (30cm thick) from source to road side of work by mechanical transport avg. distance 24Km. a) 06mm to 39mm size

b) 40mm to 65mm size

c) Stone gravel 160mm

Carriage of Gravel for filtration plant of size ranging 6mm to 63mm (30 cm thick) from road side to site of work by head load avg. distance 100mtr. a) 06mm to 39mm size

b) 40mm to 65mm size

c) Stone gravel 160mm

Carriage of stone from source to site of work at an average distance 01 km by head load.

Labour engage for filling of filter media in Two Nos. filter chambers.

Danish Manzoor Gania