Removing of GI pipe Bunch and concrete street damaged due to laying of GI pipe near Jogiwara road Ward No3

Amount

Demolition below G.L upto 1.50 metres depth including stacking of serviceable materials and disposal of unserviceable materials within 20 metres lead and including cutting the neceesary unreinforced cement concrete work more than 15cm thickness complete in all respect

Laying, jointing & testing of GMS (plan ended pipe) with circumfrential 90% butt welded joints & 10% for flange joint with MS flanges i/c nuts, bolts, rubber gasket etc of following dia by electrical arc welding with minimum two layers capable to withstand required test pressure (minimum welding thickness shall be equal to pipe wall thickness) including manufacturing and fabrication of reducers/ tapers, all short pieces, bends of required degree as per site requirement made from parent tubes. The laying of pipe shall also include intermediate flanged joints spaced at an interval of 15 pipe lengths or where ever required as per direction of the Engineer-in-charge dully welded in three layers (two for outer & one on inner side) and all other operation such as cutting, cleaning, welding, jointing, fabrication of bends, tees etc, lowering and laying in excavated trench to ensure required level i/c flushing, cleaning, and hydraulic testing complete in all respect & to the entire satisfaction of the Engineer-in-Charge (Earth work in trenches will be measured and paid for separately). The fabricated bends shall have three or four cuts having its radius not less than five times the dia of pipe. The welding electrodes shall be as per IS 814 of Advani Oerlikon/L&T or ISI marked make. The damaged portion of the pipes and all the specials (if damaged during laying & jointing operation of pipe) made from 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 rates also includes entire carriage of material, flushing, cleaning of butt welded joints complete in all respect and to the best satisfaction & direction of Engineer in charge with in all leads and lifts.

80mm dia (M)

65mm dia (M)

Providing and fixing Gun metal Gate/Peet valve of following dia ISI marked with wheel complete in all respect.

80mm dia (M)

65mm dia (M)

Manufacturing and fixing of manifolds for making connection for 10 Nos. connection by making holes in main pipe and then welding nipples cost of socket etc of 15mm dia in pipe at site including carriage of material complete in all respect.

32x32x15mm dia

Providing and laying cement concrete work 1:2:4(1cement:2sand:4graded stone aggregate 20mm nominal size) and curing complete excluding cost of form work in foundation and plinth with in all leads and lifts.

Elakshi Rustagi

dilbag singh