Providing drinking water facility to NDRF Battalion Camp at Slapper Colony Tehsil Sundernagar Distt Mandi HP

Amount

Excavation in foundation and trenches etc. (for pipes and pits upto all depths) in all kinds of soil such as pick work, jumper work, blasting and chiselling soft or hard rock where blasting is prohibited in all leads and lifts including trimming and dressing of sides, levelling of bed to correct grade stacking the excavated soil clear from the edge of excavation and returning the excavated soil after laying, jointing and testing of GI pipes in trenches in 15cm layers including consolidating each deposited layers by ramming and watering and then disposing of all surplus excavated soil as directed in all leads and lifts and soring strutting and timbering and dressing where ever required including restoration of un-metalled /metalled/paved surface to its original condition including cost of diversion for traffic night signals fixing caution board, crossing over trenches for access to houses and fencing etc. complete in all respect.

Laying,jointing ( by way of circumfrential butt welded joints by electrical arc welding in three layes) and testing of GMS Heavy/Medium pipes of following dia meters confirming to BIS 1239 (Part-1), grade specified below (latest with upto date amendments) having wall thickness as specified below with bevelled ends and capable of withstanding required test pressure in a random length of 4 to 7 meters, including manufacturing reducers/ tapers , all short pieces, bends, Tee etc. as per site requirement made from parent tubes . The laying of pipe will include all operation such as cutting, welding, jointing, fabrication of bends, tees etc. including lowering and laying in excavated trenches to ensure required level including flushing, cleaning and hydraulic testing complete in all respects to the satisfaction of the Engineer in charge. The fabricated bends shall have three or four cuts having its radius not less than five times the dia of pipe. The pipes shall be factory galvanized (zinc coating both inside and outside) as per relevant IS standards. The welding electrodes shall be as per IS 814 of Advani Oerlikon/ L&T or ISI marked make. The rates also includes entire carriage of material, flushing, cleaning & hydraulic testing complete to the best satisfaction & direction of Engineer in charge with in all leads and lifts. (Earth work in trenches w(ill be measured and paid for separately) (i) GI pipe 65mm dia (Medium class) (Labour rate)

Laying, jointing and testing in trenches to be levelled to grades, IS marked GI flanged pipes of following diameters confirming to IS: 1239-1990 (Part-II) (latest with upto date ammendments) class of pipe specified below with providing and fixing MS flanges conforming to tables as specified below of BIS 6392-1971 ( latest with upto date ammendments) welded at both ends of pipe according to relevant BIS standards and detailed specifications, provided with nuts & bolts of required Nos.& sizes, 3mm thick compressed asbestos fiber gasket of synthetic rubber gasket confirming to relevant BIS codes including all kinds of flanged short pieces, tees and other specials etc. made from parent tubes and welded with flanges of tables as applicable for the particular reach & of technical specifications as per site conditions including flushing cleaning & hydraulic testing as per direction of the Engineer-in-charge.(i) GI pipe 65mm dia wall thickness 4.80mm FT-17

VIVEK KUMAR

Royal Construction Company