Prov LWSS to H B Kotru Vijay Nagar and Shakti Nagar LWSS Mandharli 2nd stage and Tandali Mehandhli in G P Karasa Ukli Mehandhli Tehsil Rohru Distt Shimla H P

Amount

Excavation in foundations , trenches etc., in earth work , lift up to 1.50 metres. Stacking the eacavated soil not more than 3 metres clear from the edge of the excavation and then returning the stacked soil in 15 cm. (fifteen centimetres) layers , when required in to plinth and sides of foundations etc., conslolidating each of the disposited layer by ramming and watering and then disposing off all excavated soil as directed with in the load of 20 mtrs. Pick and Jumper work etc. complete as per the direction of the Engineer - in - Charge.

Providing, laying, & commissioning at site in trenches to be beveled ended pipe conforming to IS/ISO:3183-2007 (Latest with up to date amendments) having minimum wall thickness as specified below & capable of withstanding required test pressure as prescribed in IS/ISO code, in random lengths of 5.5 to 6.5 mtr. The pipe ends shall be levelled suitable for butt welding, including thecost of jointing with butt welding confirming to IS 816-1969 or latest applicable and with uptodate ammendments (leak proof) in three layers at siteof work with welded rods of Advani/oeriliken make/ISI marked (welded rods 3mm to 4mm) and all allied accessories whatever required for welding at site, tail pieces,tee bends & other special manufactured from parent pipes as applicable to the particular reach and of approved specification as per site conditions. and cutting of pipes wherever required as per site requirement including carriage in all leads & lifts andas directed by the Engineer-In-Charge. The pipe shall have zinc coating inside & outside confirming to IS-4736-1986 or latest with upto date ammendments & shall be marked with API- L-210 etc The laying shall cofirm to BIS 5822-970 or latest with upto date ammendments to the entire satisfaction of Engineer-In-Charge. (Earth work & cost of MS Flanges after 100meter length shall be measured & paid for seperately.) including all leads, lifts and carriage of materials at site andas per direction and to the entire satisfaction of the Engineer-In-Charge.

Stage 1st RD-0 to 900 Wall thickness 4.80mm 50 dia.

Laying, testing and commissioning at site in trenches bevelled ended BIS marked GI Heavy conforming to IS 1239 or it equivalent latest with uptodate ammendments of following dia of Heavy/ Medium class, having wall thickness and weight per Rmt. as mentioned below and capable of withstanding required test pressure as presscribed in BIS/IS)code, in random lengths of 5.5 to 6.5mtr. The pipes ends shall be bevelled suitable for butt welding, including the cost of ointing with butt welding confirming to IS 816-1969 or latest as appliable and with upto date ammendments (leak proof) in three layers at site of work with welding rods of Advani/Oerliken make/ISI marked(welding rods 3mm to 4mm) and all allied accessories whatever required for welding at site, tail pieces, tees bends & other specials manufactured from parent pipes as applicable to the particular reach & of approved specificatin as per site conditions and cutting of pipes wherever required as per site requirment i/c carriage in all leads & lifts and as directed by the Engineer-in-charge.

Stage 1st RD-900 to 1200 Heavy Class 50mm dia.. .

Providing and welding MS flanges as per table below conforming to IS:6392-1971( latest upto date amendments) and welding of flanges with pipes as per IS: 816-1965 with a electrode as per IS: 814-1967 including required Nos. and size of MS nuts and bolts as per IS: 1369-1967 and compressed asbestos fiber jointless gaskets sheet not less than 3mm thick as per IS: 2712-1965. The welding of flanges to be done in three layers ( two out side+one inside)to make the joints leak proof and to the entire satisfaction of the Engineer-in-charge.

Stage 1st API-L-210 50 mm dia. F=28

Stage 1st Heavy Class 50 mm dia. F=17

Sushil Chauhan