Himachal Pradesh Irrigation And Public Health Department Tender

Excavation in foundation and trenches etc. ( for pipe and pits) up to all depths and in all kinds of soils such as pick work, pick jumper work, saturated soil including bailing or pumping out of water, blasting in soft/ hard rock, chiseling/wedging out of rock where blasting is prohibited, in all leads and lifts including trimming and dressing of sides, leveling of beds to correct grade including shoring, strutting, planking timbering and dewatering wherever required, stacking usable and unusable materials/ soils separately and after laying, jointing and testing of pipes, returning the usable soils in 15 cm layers by ramming and watering and then disposing of all surplus excavated soil / unusable materials as directed within all leads and lifts including restoration of un-metalled surfaces to its original condition and including cost of diversion of traffic, night signal boards, fixing caution boards, crossing over trenches for access to houses, fencing etc. complete in all respects within all leads and lifts as per the direction of the Engineer-in-charge. (Pick jumper work).

Providing laying jointing and testing in trenches of GMSERW pipes including bends of below mentioned dia as per IS: 3183-2012 of below mentioned grade i in radnom length of 6 to 7 meters including fabrication of bends by butt welding from parent tube as required at site, shall be flanged joints and remaining shall be welded joints and welding of pipes will be down as per IS: 816-1969 with lectrodes as per IS: 814-1991 of make Advani/ Orelon (Adore)/ESAB, the laying and jointing of pipes should conform to IS: 5822-1994 (earth work in trenches flanged joints and butt welded jonits except in bends to be measured and paid for separately). The pipes and special shall have zinc coatedas per BIS: 4736, the galvanisation is done by the manufacturing firm itselt complete in all respect and to the entire satisfaction of the Enigneer-in-charge.

400mm dia 4.50mm thick