Name of Work:PROVISION OF 02 IGLOO TYPE DBsAT AIR FORCE STATION PURNEA UNDER AGE (I) (AF) PURNEA.
Sl. No.
Item Description
1
S&FEarth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required for 32 x 6 copper strip using porcelain clit/post insulators,including brazing if required complete all as specified and directed. Note:-(i) Laying/ fixing of strip from air termination to test point shall be in one run i.e. there shall be no joint in between air termination. In case joint is required, it shall be jointed with nut & bolt joint with breezing full contact of strip.(ii) All the end xconnection should be properly grounded and all existing expansion or movement joints should be bridged with earthing connection in order to ensure the coductivity of the floor.
2
Supply and fix GI tubing,40 mm bore, light grade with all fittings laid in trenches or fixed to wall ,complete all as specified and directed.
3
Supply and fix test point terminal block made of gun metal or phosphorous bronze , size 75 X 75 X 25 mm , drilled and screwed including 3 Nos. 8 mm dia. 25 mm long hexagonal head screws in repair includingMS box 2 mm thick of suitable size for protection of test point terminal,complete all as specified and directed.
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