Operation and maintenance of Existing bore well period for one year in ward no 15 Areas. North zone coimbatore corporation.

Earthwork excavation and depositing on bank with initial lead of 10m and lift of 2m in narrow trenches having bed width 1.25m and below for laying of pipes for water supply and sewerage works in the following type of soils as directed by departmental officers sand, silt or other loose soil, wet sand or silt not underwater light black cotton soil, sandy loam and ordinary soil. SS20B including refilling etc complete

opertion and maintenance of existing submersible motor pumpset including labour charges , operating motor pumpset servicing the pumpset instead of repairing attending leakages, attending Electrical faults with getting permission of EB for (twelve month ) one year as per direction of officers.

Supplying and fixing in position of the following G.I.Specials (Heavy type) of approved quality and good variety excluding the fixing charges but including necessary cutting and threading of G.I. Pipes for jointing the G.I .specials and providing two coats of painting with good quality and approved variety of synthetic enamel paint in the case of pipe line above ground level and one coat of tarring in the case of pipe line below ground level etc.,

63mm PVC pipe

63mm PVC pipe coupling

63mm PVC Tee

63mm PVC Elbow

63mm PVC End cap

solvent cement

laying and jointing PVC pipes and specials to trench and laying to proper grade and alignment , jointing including all labour charges etc., complete.