Improvement of GIRI Rising Main (Twin Rising main) from RD 1000 to RD 1400 of total length 800 meter at Balyog along with all allied works complete with three months trial run including One year defect liability period under Amrut project

Amount

Providing, laying, jointing and testing API pipe 5L grade X 70 pipe of 450mm internal diameter in following wall thickness butt welded joints by considering three layers pipes including cost of bends complete as per API pipe conforming to is / ISO: 3183-2019 of following grade & wall thicknesses as per dimensions, weights and test pressure mentioned below in a random length of 4 to 7 meters including cost of flanges, tees.The welding of joints with electrodes as per relevants codes including required number & size of nuts and bolts & metal gasket not less than 3mm thickness as per relevants codes. The welding of joints to be done on both faces in two layers to make the joints leak proof and to entire satisfaction of the engineer-in-charge. The laying of pipe should be conformed to IS: 5822-1994. . The pipe shall be galvanising with zinc coating in three layers conforming to IS: 4736-1986 including dismantling of existing pipe line and stored at Sainj

450 mm Dia, with wall thickness of 7.9 mm for chainage RD 1000 to RD 1400 (including extra for specials)

Providing, lowering, laying, aligning, fixing in position and jointing in pipe line combination air valve of cast steel construction of PN60 pressure rating or Class 300 which shall be as per manufacturer's standard (including isolation sluice valve), providing all fittings such as MS flanges, tail piece, reducers etc. jointing materials (Rubber rings/gaskets, nuts & Bolts), labour, testing and commissioning as per Technical Specifications and as per direction of Engineer.

100mm dia combination air valve of cast steel construction of PN60 pressure rating

Providing and fixing ASTM A 216 Grade WCB Body,Bolted cover, 13 % Cr SS trim,renewable seat, flanged end Non return valves of approved make conforming to design standard including providing & welding MS flanges confirming to IS 6392 at both end of the pipes complete including carriage, gasket, nuts & bolts etc.including cutting of pipes complete as per specification for

450 mm dia NRV Valve

Excavation in foundations, trenches etc., in earth work in all type of soil such as pick work Kankar,moorum shungles including decomposed of soft and hard rock upto all heights stacking the excavated earth not more than 3 meters clear from the edge of the excavation and then returning the stacked soil in 15cm layers,when required into the plinths sides of foundations etc., consolidating each deposited layer bywhen required into the plinths sides of foundations etc., consolidating each deposited layer by ramming and watering and then disposing of all surplus excavated earth upto all leads and lifts etc. complete in all respect.

Providing form work with steel plates 3.15 mm thick welded with angle iron in frame 30x30x5 mm.So as to give a fair finish incling centering,shuttering,strutting,and propping etc. with wooden battens and ballies,height of propping and centering below supporting floor to ceiling not exceeding 4 meters and removal of the same for insitu reinforced concrete & plain concrete work in .

Foundation,footing,basis of columns etc. and mass concrete :-

Columns, pillars,posts and struts in square,rectangular or polygonal in plan

P/l cement concrete 1 : 4 : 8 (1 cement : 4 sand : 8 graded stone aggregate 40 mm nominal size) & curing complete in foundation & plinth.

Providing & laying c.conc. 1:1.5:3 (1cement :1.5 sand :3 graded stone aggregate 20 mm nominal size ) and curing complete excluding cost of form work and reinforcement for rcc work :-

In foundation & plinth

for base column, Columns,pillars,posts and struts in square,rectangular or polygonal in plan.

Providing Tor steel reinforcement for R.C.C work including bending,binding,and placing in position complete uptofloor two level :(using T.O.R)

Brick work using common burnt clay building bricks (IInd class) in super structure in 1:6 (1cement:6 sand)

20 mm thick cement plasters in single coat on rough side of brick/concrete /stone walls for exterior plastering up to all floor level including arises, internal rounded angles, chamfers and or rounded angles not exceeding 80mm in grith and finished even and smooth with cement morter 1:6 within all leads , lifts of materials and other incidents

competent associates

SURENDAR HANSRETTA

HILL CONSTRUCTION AND ENGINEERING CO. SOLAN

HYDRAULIC ENGINEERING COMPANY

Surjeet Singh Thakur

shiv iron general engineers