Water Supply Works Tender Results

PROVIDING AND LAYING OF HDPE 100 MM PIPE LINE AT WARD NO 10 KELASH KHO ANGANWADI TO OMKARMATH

Re- laying, jointing ( by way of circumfrential butt welded joints by electrical arc welding ) and testing of MSERW pipe of following dia meters confirming to BIS 3183-2007, steel 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, beds 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 and the damaged portion of the pipes and specials made form 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 to the best satisfaction & direction of Engineer in charge with in all leads and lifts. (Earth work in trenches will be measured and paid for separately).

Protection wall and pipe laying

Prov. and Laying of sewer pipe line 200 mm 8 inch dia UPVC at Ward No.33,East Constituency.