under Barkinda-Manila GOV Pumping Water Supply Scheme Zone-I

Amount

Providing of all materials, carting to site of work, laying to true alignment & jointing of GI (Medium) Screwed pipes conforming to latest BIS code (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 for the following dia:

Providing of all materials, Carting from site store to site of work, Lowering into trenches with true to alignment, Laying of MS ERW Pipes grade Yst 210, Jointing by electric welding process with proper grade of eletrodes suitable for jointing of water supply pipe lines (Ador, L&T or equivalent electrodes) by cutting of pipes and making required bends by welding, completion of work with testing of pipe line etc complete.

100 mm dia 2.8 mm thick

200 mm dia 5.6 mm thick

Excavation for pipe line trenches

Excavation in soil mixed with single boulders etc. requiring the use of specials T&P, if any for pipe line trenches including lift up to 1.5 M and lead kup to 30 M with back filling, watering, ramming of excavated earth in trenches.

Same as above but in medium rock by chiseling.

Air Valves

Supply of all materials, labour, T & P etc and construction of Wheel Valve/ Water meter chamber as per type, design

Supply of all materials, labour, T & P etc and construction of Air Valve chamber as per type, design

Making ferrule connection in the existing main of G.I, A.C, PVC or any type of pressure mains with saddle piece, service connections, fittings and fixing of G.M. ferrule including tapping the main, including all materials, ferrule, clamp etc. and bib cock.for FHTC

Supply of all materials, labour, T&P etc. and construction of RCC 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 fixing of outlet, inlet, overflow 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 etf. complete with approved water proofing (apex)/ enamal paint, testing, filling water for testing purpose etc. including supply of vertical pipes, specials .

Protection work

Excavation in foundation for retaining, breast walls etc, in all types of soils and rocks including all lead, lift and disposal of surplus material as per direction of engineer - in - charge

Concrete with cement, coarse sand and 40 mm gauge stone ballast in proportion 1:4:8 in foundations and floors including supply of all material, labour and T&P etc. required for proper completion of the work.

PCC Nominal mix 1:2:4 (Hand mixed) Plain/reinforced cement concrete in substructure complete as per drawings and technical specification

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.

Randum Rubble Stone Masonry laid dry including supply of all materials, labour, T&P etc. complete