Strengthening of Tusrar (Tusrar) Water Supply Scheme in Okhalkanda, Nainital

Amount

Construction of Spring Collecting Chamber with Wing walls

Intake Chamber

Protection Work (construction of retaining wall and pillars)

Excavation in ordinary soil (loam, clay, sand) for pipe line trenches including lift up to 1.5M and lead up to 30M with back filling, watering, ramming of excavated earth in the trenches. (25% of the total road)

Excavation in soil mixed with single bouldres etc. requireing the use of specials T&P, if any, for pipe line trenches including lift up to 1.5M and lead up to 30M with back filling, watering, ramming of excavated earth in the trenches. (75% of the total)

Constructing masonry Chamber 30x30x50 cm inside, in brick work in cement mortar 1:4 (1 cement :4 coarse sand) for stop cock, with C. I. surface box 100x100 x75 mm (inside) with hinged cover fixed in cement concrete slab 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size), i/c necessary excavation, foundation concrete 1:5:10 ( 1 cement : 5 fine sand : 10 graded stone aggregate 40mm nominal size ) and inside plastering with cement mortar 1:3 (1 cement : 3 coarse sand) 12mm thick, finished with a floating coat of neat cement complete as per standard design : With common burnt clay F.P.S.(non modular) bricks of class designation 7.5

Constructing masonry Chamber 60x60x75 cm inside, in brick workin cement mortar 1:4 (1 cement : 4 coarse sand) for sluice valve, with C.I. surface box 100mm top diameter, 160 mm bottom diameter and 180 mm deep ( inside) with chained lid and RCC top slab 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size ) , i/c necessary excavation, foundation concrete 1:5:10 (1 cement : 5 fine sand : 10 graded stone aggregate 40 mm nominal size) and inside plastering with cement mortar 1:3 (1 cement : 3 coarse sand) 12 mm thick, finished with a floating coat of neat cement complete as per standard design : With common burnt clay F.P.S.(non modular) bricks of class designation 7.5

Providing breaking pressure tank (BPT) to minimise the pressure in the rising main

Supply of all materials, labour, T&P etc and construction of R.C.C. CWR of following capacities ( in kiloliters ) with M.S. ladder outside & inside of the tank, M.S. M.H. cover with locking arrangement, supply and fixiing of outlet, inlet, over flow and wash out pipes with necessary sluice valves, pipe pieces (including cost of materials) flooring 0.60 M wide apron, painting on tank body vertical pipes, ladder, M.S. M.H. cover etc. complete with approved water proofing (apex) / enamal paint, testing, filling water for testing purpose etc. including supply of vertical pipes and specials, assuming bearing capacity as 8MT/M2.

Proposed 17.50 KL CWR with Supply and fixing of Bucket type chlorinator at top of all service raservoirs and protection work i.e. RR 1:6 of 2.13cum etc.

Proposed 10 KL CWR with Supply and fixing of Bucket type chlorinator at top of all service raservoirs and protection work i.e. RR 1:6 of 2.13cum etc.

Proposed 3 KL CWR with Supply and fixing of Bucket type chlorinator at top of all service raservoirs and protection work i.e. RR 1:6 of 2.13cum etc.

Dismantling of flexible pavements and disposal ofdismantled materialsupto alead of 100 m, stacking serviceable and unserviceable materials separately as per Technical Specification Clause 202 (10% of Total Road)

Dismantling of cement concrete pavements by mechanical means using pneumatic tools breaking to pieces not exceeding 0.02 Cum in volume and stock piling at designated locations and disposal of dismantled materials upto a lead of 1000 m, stacking serviceable and unserviceable materials separately (20% of the total Road)

Construction of Un-reinforced, Cement concrete pavement, thickness as per design, over a prepeared sub base with 43 grade cement or any other type PCC Grade M-30, coarse and fine aggregates conforming to IS: 383,maximum size ofcoarse aggregate notexceeding 25 mm,mixed in a concrete mixer of not less then 0.2 cum capacity and appropriate weigh batcher using approved mix design, laid in approved fixed side formwork (Steel channel, laying and fixing of wedges, steel plates including levelling the formwork and laying and fixing of 125 micron thick polythene film, as per drawing), spreading the concrete with shovels, rakes, compacted using needle, and plate vibrators, finished in continuous operation and curing of concrete slabs for 14 days, using curing compound where specified and water finishing to lines and grade as per drawings and technical specifications. (20% of the total road)

Providing of all materials, Carting from site store of work , Laying and Jointing of G.I Pipes confirming to IS: 1239 (PART-1) including supply of all jointing materials like specials white lead,hemp and oil etc in trenches with its cutting, threading and testing of pipe line etc complete. G.I. PIPE CONFORMING TO IS : 1239 (PART-1) -2004 Medium Duty (Class 'B')

15 mm dia GI Pipe

25 mm dia GI Pipe

40 mm dia GI Pipe

50 mm dia GI Pipe

65 mm dia GI Pipe

80 mm dia GI Pipe

Providing and fixing Woltman type Bulk water meter inline type, flenge end with integral mounted display and all necessary fittings etc complete. At Distribution For DMA

50 mm dia nominal bore

65 mm dia nominal bore

Construction of Circular Pillers for Rising Main

Providing and making New house service connections from water supply distribution GI pipe line upto water meter chamber inside the property using GI pipe including supply and fixing of electrofussion saddle ,brass ferrules elbow, ball valve etc complete with earthwork, road cutting with restoration works

Lal Bahadur Construction Company

M/S Guru contractor