Strengthening of Bhawali Gao Water Supply Scheme in Betalghat, Nainital

Amount

Construction of Steel Intake chamber having (0.6mx0.6m) size at tapping point for collection of water including supply of all materials,labour, T&P etc. complete.

Construction of R.C.C. roughening filter cum screening chamber including supply of all materials,labour, T&P etc. complete.

Construction of Boulder filled gallery -4m including Intake Chambr supply of all materials,labour, T&P etc. complete.

Construction of R.C.C. Cross wall Gadhera tapping arrangement per running meter length excess over 4 meter gadhera including supply of all materials,labour, T&P etc. complete.

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.

15mm dia

20mm dia

40mm dia

50mm dia

65mm dia

80mm dia

Excavation of earth for pipe line in following strata lift upto 1.5m. Lead upto 30m. Including refilling,watering,ramming of excavated earth into the trenches and removal of surplus earth upto adistance of 60m. Fromtrenches including supply of labour,T&P.etc complete.Assuming that 90%pipe line is laid in trenches ,it is estimated that 75% exavation will be in soil mixed with shingle,bajri&boulders and rest 25%will be in soft rock

Soil mixed with boulder and bajri

Medium rock

20 mm dia

40 mm dia

65 mm dia

High head cast iron air valves 15 mm

High head cast iron air valves 20 mm

Supply of all materials, labours, T&P etc and construct gate valve chamber (0.60x0.60x 0.75)as per type design complete.

Supply of all materials, labours, T&P etc and construct air valve chamber(0.90x0.90x 1.0) as per type design complete.

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

Supply of all materials, labour, T&P etc and construction of R.C.C. Sump / CWR of following capacities (KL) with M.S. ladder outside & inside of the tank, M.S.M.H. cover with locking arrangement, supply and fixing of chlorinator, cowl,outlet, over flow and wash out pipes with necessary sluice valves, pipe pieces (including cost of materials) flooring 0.60 M wide apron, painting 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. 40.00KL

supply of FRP coated MS bucket type chlorinator of 25 ltr capacity with chlorination arrangements

Supplying and fixing of Bulk water meter and fixing the same in water supply outlet lines

Private house connection with including cartage & Supply of all materials, labour, T&P etc. for proper completion of work

Supply of all labour, material required for restoring of existing house connection which might be damage during excavation and also shifting all existing connection to new water supply system from existing water supply system complete as per unit estimate and directed by Engineer in-charge. 15 mm size water connections. (Considering 10% of 2020 Households)

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.

Narayan Singh Karki

Geetaram Saini