Restoration of Rain damages to WSS Footakhal Hiun Pundal in Tehsil Padhar Distt. Mandi HP SH Providing Laying, Jointing and Testing GMSERW Pipe 200mm dia 150mm dia) Under PDNA.

Excavation in foundation, trenches ( for pipes & pits) upto all depths in all classification of earth work such as pick work, jumper work, saturated soil including bailing and pumping out water, blasting soft/ hard rock or chieselling soft/hard rock where blasting is prohibited in all lifts including trimming and dressing of sides, leveling of beds to correct grade i/c shoring /strutting , planking, timbering & dewatering wherever required, stacking the useable & unuseable material /soil separately & after laying jointing & testing of pipes, returning the useable soil in trenches in 15 cm layers including consolidating of such deposoited layer by ramming & watering & then disposing of all surplus excavated soil /unusable material as directed with in all leads & lifts including restoration unmetalled surfaces to its original condition & including cost of diversion for traffic, night signals, fixing caution boards, crossing over trenches for access to houses, fencing etc. complete in all respects with in all leads & lifts as per directions of engineer-in-charge.

Providing, laying, jointing(by way of circumfrential Butt welded joints by electrical arc welding) and testing in trenches GMSERW pipe ISO:3183-2007, L-245 confirming to steel grade A of following diametre( latest with upto date ammendments) having wall thickness as specified below with bevelled ends and capable of withstanding required test pressure in a random length of 4 to 7 metres including manufacturing reducers/ tapers,all short pieces, bends etc. as per site requirement made from parent tubes .The laying of pipe will include all operation such as cutting, welding, jointing, fabrication of bendstees etc. including lowering and laying in excaveted 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 galvanised (zinc coating both inside and outside) as per relevant IS standards and the damaged portion of the pipes and special made from the parent tube during welding or otherwise shall be provided anticorrosive treatment by applying two coat of anticorrosive bitumineous paint over a priming coat as per AWWA specifications C-203-1978. The welding electrodes shall be as per IS 814 of Advani Overlikon/L&T or ISI marked make. The rates also includes entire carriage of material, flushing, cleaning and hydraulic testing complete to the best satisfaction and direction of Engineer-in-Charge with in all leads and lifts. (Earth work in trenches will be measured and paid for separately).

200 mm dia -GMSERW -Pipe 4.00 mm thickness (Grade-X-42)

150 mm dia -GMSERW -Pipe 7.10 mm thickness (Grade-X-42)