REPAIR MAINT OF EXTERNAL WATER SUPPLY DISTRIBUTION SYSTEM EXTERNAL ELECTRIC SUPPLY SYSTEM AND OTHER ALLIED WORKS AT AF STATION DALHOUSIE

Excavation in trenches in hard and dense soil not exceeding 1.5 m wide and n.exc 1.5 mtr in depth for laying of GI pipe and getting out complete all as specified

-ditto- as per item No. 1 above but beyond 1.5 m depth.

Returning filling in including spreading leveling watering and well ramming in layers not exc. 25cm in soil , complete all as specified and directed

Removal of excavated material to a distance not exc 50m and depositing where directed at a level not exceeding 1.5mtr above starting point.

Taking up or down steel tubing of 15/20mm bore and connection laid in trenches or floors or fixed to walls and including cleaning for refixing or removal to store complete with all fittings & valves etc. (Excavation shall be measured and paid separately under relevent items)

All as per description of srl item No.5 above but 25 mm bore pipe

All as per description of srl item No.5 above but 40/50mm bore pipe

All as per description of srl item No.5 above but 80mm bore pipe

M&L and laying for tubes medium grade galvanized with all fittings laid in trenches of size 20mm bore dia.

All as per description of srl item No.9 above but 25mm bore pipe