REPAIR/MAINT OF E/M MISC WORK, LIGHTNING PROTECTION, FIRE DETECTION SYSTEM, CHEMICAL EARTHING ETC UNDER AGE E/M-II IN GE (CENTRAL) KHADKI.

Taking down of unserviceable air termination single pointed aluminium rod 12 mm dia, 300mm long complete all as specified and as directed.

Taking down of unserviceable test point terminal block made out of gun metal or phosphorus bronze of size 75mm x 75mm x 25mm including 3 Nos 8mm dia 25mm long hexogonal head screw complete all as specified and as directed.

Taking down old unserviceable earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or burried in ground or drawn in conduit/pipe or fixed to pole or any other indicated situation for loop earthing etc as required of size 32 x 6 mm galvanised iron strip complete all as specified and as directed.

Taking down of unserviceable aluminium strip 25 x 3.15mm with necessary saddles / insulators and fixing screws etc from roof conductors and down conductors above the ground complete all as specified and as directed.

Taking down old unsv bib taps and S & F plug type bib taps, cast iron, screwed for iron pipe and fixed for 15 mm dia pipe complete all as specified and as directed.

Supply and fix air termination rod at any height, single pointed, aluminium rod 12 mm dia and 300 mm long to be screwed and sturdily fixed to GI pipe of 40 mm dia with and including two no. sets of suitable size nut, bolt, washers (02 Nos.) all as specified and as directed NOTE :- (a) PCC block and GI pipe required shall be measured and paid separately under relevant items of Sch 'A'. (b) The work should be carried out in technical area bldg height of Bldg is more than 10 Mtr, contractor should be insure all safety equipment provide to his worker.

Test point terminal box of size 200 x 100 x 100 mm made out of 2 mm thick hot dip galvanised sheet drilled and screwed including 6 Nos 15 mm long hexagonal head screws complete with test point terminal block made out of Gun metal or Phosphorus Bronze size 75 x 75 x 25 mm drilled and screwed including 3 Nos 8 mm dia 25 mm long hexagonal head screws, etc complete all as specified and as directed.

Material and labour earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or burried in ground or drawn in conduit/pipe or fixed to pole or any other indicated situation for loop earthing etc as required of size 32 x 6 mm galvanised iron strip complete with saddle type porcelain type insulator, Nut bolt, washer for holding to Strip complete with taking down old unsv strip all as specified and as directed. NOTE : - (i) Cost of suitable fixing jobs like drilling, welding, etc. required for fixing of strip and insulators on the any existing surface like PCC wall, asbestos sheet, etc. at site is deemed to be included in the quoted rate. (ii) Porcelain type insulator and fixing screws shall be provided @ 3 Nos per RM for fixing of strip.

Supply and fix aluminium strip at any height of size 25 mm x 3.15 mm to procelain insulator with suitable saddles & fixing screws etc on roof or on wall (upto appx. 35 feet above GL) including of bitumen washer, nuts, bolts, etc. required to fix the strip on existing serviceable or new insulators complete with taking down old unsv strip all as specified and as directed. NOTE :- (i) Cost of suitable fixing jobs like drilling, welding, etc. required for fixing of strip and insulators on the any existing surface like PCC wall, asbestos sheet, etc. at site is deemed to be included in the quoted rate. (ii) Porcelain type insulator and fixing screws shall be provided @ 3 Nos per RM for fixing of strip.

Supply and fix high density polythene pipe (HDPE) pipe PN10 50mm bore suitable for 6 kgf/sqcm working pressure laid in trenches for protection of GI strip from test point to top level of earthing complete all as specified and as directed.