Himachal Pradesh Irrigation And Public Health Department Tender

Excavation in foundation and trenches (For pipes and pits) up to all depths and in all classification of earth work such as pick work, jumper work, saturated soil including bailing, blasting soft or hard rock or chiselling or wedging out of soft/hard rock , where blasting is prohibited, in all lifts including trimming and dressing of sides, levelling of beds to correct grade including shoring, strutting, planking, timbering and dewatering where ever required. Stacking usable and unusable material/soil seperataly and after laying, jointing and testing of pipes, returning the usable soil in 15cm layers by ramming and watering and then disposing of all surplus excavated soil/ unusable material as directed within all leads/ lifts including restoration of unmetalled surfaces to its original condition and including cost of diversion for traffic, night signal boards, fixing caution boards, crossing over trenches for access to houses, fencing etc. complete in all respect with in all leads and lifts as per the direction and best satisfaction of Engineer-in-Charge.

Extract of existing damaged or rusted MSERW Pipe, bolts and nuts with fitting arrangement by hydra crane and laying, jointing and lowering of New MSERW pipe and providing priming system to new syphons as per direction of Engineeer in Charge with crane complete in all respect with in all leads and lifts as per the direction and best satisfaction of Engineer-in-Charge.

Laying, jointing and testing in trenches flanged MS pipe of following dia meters confirming to confirming to BIS 3539-1981, of following grade and having wall thickness as specified below with plain end and capable of withstanding required test pressure in random length of 4 to 7 meters, including specials, short pieces, bends, reducers, tees etc. made from parent tube. The MS flanges shall confirm to BIS 6392-1971 (with latest up to date amendments) the pipes at both ends fixes as per relevant BIS standards with nuts and bolts of required sizes, 3mm thick compressed asbestos fiber/synthetic rubber gaskets confirming to relevant BIS standards. The laying of pipe will include all operation such as cutting, welding, jointing, 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 parent tube shall be provided anticorrosive treatment by applying two coats of anticorrosive bituminous paint over a priming coat as per AWWA specifications C-203-1978. 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 in all respect with in all leads and lifts as per the direction and best satisfaction of Engineer-in-Charge. (Earth work in trenches will be measured and paid for separately). wityh in all leads and lifts. (The flanged Pipe shall be issued by the department from Sunder Nagar near BSNL Telecom office).