Strengthening of Bajedi and Paldi Water Supply Scheme in Betalghat, Nainital

Amount

SCC Chamber and Wing Walls Details are given below for 4 Nos SCC cum Roughening Filter

Earth Work in Excavation

PCC 1:4:8 in bed

PCC 1:2:4 in bed

CR stone masonry 1:4 CM

RR dry stone masonry in stone screen wall

20 thick plaster on inner face of chamber in 1:2 CM

40 thick PCC 1:2:4 coping

75 to 150 mm size boulder filling in spring intake

40 thick chamber cover RCC 1:2:4

MS work in cover (1% of RCC)

Roughening Filter

Earth work in excavation

i) PCC 1:4:8 in foundation

ii) PCC 1:2:4 at base

CR stone masonry in 1:4 CM

MS work in slab (1% of RCC)

Inside chamber Plaster

Raised pointing on outer exposed surface

20 thick PCC 1:2:4 in floor of chamber

40 thick PCC 1:2:4 in coping

MH cover with locking arrangement 450 x 450

Gravel filling

6 mm to 19 mm

10 mm to 25 mm

25 mm to 37.5 mm

Connection pipe between chambers 90 PPR

50 mm ø GI medium class pipe fitted with socket & plug at outer end for washout

50 mm ø GI medium class pipe with GI wire mesh at outer end for overflow

CI foot steps plastic coated

Painting Black Japan paint two coats over one primer coat on MS work i.e. MH frame & cover

WPC paint on exposed surface of approved quality (Same as painting)

Unforeseen Items

Excavation in ordinary soil (loam, clay, sand) for foundation including lift up to 1.5M and lead up to 30M filling waterring and ramming of Excavated the earth in to the trenches or into the sides between foundation trenches or in to the plinth (75% of Total Quantity)

Excavation in soil mixed with shingle 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,waterring and ramming of Excavated earth in the trenches.(25% of Total Quantity)

Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.

Providing of all materials, Carting from site store to site of work, Laying & Jointing of G.I screwed pipes (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)

15 mm dia G.I Pipe

20 mm dia G.I Pipe

25 mm dia G.I Pipe

32 mm dia G.I Pipe

40 mm dia G.I Pipe

50 mm dia G.I Pipe

65 mm dia G.I Pipe

80 mm dia G.I Pipe

20 mm dia

25 mm dia

32 mm dia

40 mm dia

50 mm dia

65 mm dia

80 mm dia

Supplying of Air Valves as per engineering norms of approved quality with bolts, nuts, rubber insertions etc. complete anywhere in uttarakhand C.I. Air Valve (Screwed)

20 mm Diameter

Constructing masonry Chamber 60x60x75 cm inside, in brick work in 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 :18.33.1 With common burnt clay F.P.S.(non modular) bricks of class designation 7.5

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 the tank and alluminium ladder inside of the tank, M.S. M.H. cover with locking arrangement, lightning conductor as per electricity rules, water level indicator,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, ventilator column 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.

CWR of 22.5 KL at Village Bajeri (Bajeri) Zone - 1

CWR of 10 KL at Village Bajeri (Dhura) Zone - 2 (a)

CWR of 10 KL at Village Bajeri (Dhura) Zone - 2 (b)

CWR of 10 KL at Village Bajeri (Padli) Zone - 3

CWR of 2 KL at Village Bajeri (Simalgiri) Zone - 4

Supply of FRP coated MS Bucket Type Chlorinator of 25 litres capacity with chlorination arrangement

Random Rubble Stone Masonry laid in 1:6 cement and sand mortar, in breast walls, retaining walls, parapets, scuppers, etc. including supply of all material, labour, T&P and royaltiies etc. complete as per drawing and technical specifications Clauses 702, 704, 1202 & 1203 of MORD Specifiction

Random Rubble Stone Masonry laid Dry, in breast walls, retaining walls, etc. including supply of all material, labour, T&P and royaltiies etc. complete as per drawing and technical specifications Clauses 702, 704, 1202 & 1203 of MORD Specifiction

Providing and laying of wire crates 3.00x1.50x1.50 in size with GI wire conforming to IS: 280 & IS:4826 in 150mm x 150mm mesh laid with stone boulders. as per direction of Engineer-in- charge. (As per PWD Uttarakhand specifications)-GI wire 10 gauge BWG

RCC Pillar for Holding Pipe - Construction of RCC Pillars For supporting of pipes Details are given below for 18 RCC Pillars

Excavation in soil mixed with shingle boulders etc for pipe line trenches including lift upto 1.5 m and lead upto 30 m back filling, watering, ramming of excavated earth in the trenches..

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

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : 1:1.5:3 (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size)

Centering and shuttering including strutting, propping etc. and removalof form for :Columns, Pillars, Piers, Abutments, Posts and Struts

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level.Thermo-Mechanically Treated bars. (@ 0.7% of R.C.C. quantity)

Dismantling of flexible pavements and disposal of dismantled materials upto alead of 100 m, stacking serviceable and unserviceable materials separately as per Technical Specification Clause 202

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 (Considering 20%)

Construction of Un-reinforced, Cement concrete pavement, thickness as per design, over a prepared sub base with 43 grade cement or any other type PCC Grade M-30, coarse and fine aggregates conforming to IS: 383,maximum size of coarse aggregate not exceding 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.

Providing & Fixing Woltman type Bulk Meter inline type, flange end with Integral mounted display and all necessary fittings etc complete. At Outlet of OHT

50mm Dia

80mm Dia

Interconnection of new pipe line to existing pipe line including necessary cutting, supply and Installation of required specials fittings all as per direction of Engineer-In- Charge.

Providing and making 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