REPAIR MAINT AND REPLACEMENT OF LIGHTINING CONDUCTOR EARTHING SERVICE CABLE AND OTHER EXTERNAL ELECTRICIFICATION REPAIR WORKS OF LOW RISE BUILDING AT OLD AND NEW NAVY NAGAR UNDER GE NW NAVY NAGAR COLABA MUMBAI

Amount

Taking out old broken air termination, single pointed aluminium rod of any dia fixed over the GI Tube with the clamps.

Material & labour for CPT Cirprotec CPT-L ESE lightning rod with stainless steel body type advance lightning protection system in compliance with standard NFC 17-102 & UNE 21186-96, working on the principle of early streamer emission technology which will offer level 1 protection for up to 42 mtrs radius when mounted on the RCC concrete base on building at a height of 4.5 mtrs from the place to be protected complete all as directed by Engineer-in-Charge.

Taking out old, GI tube of any dia complete.

Supply and erection of mounting structure of 4.5 mtrs height made out galvanised iron medium grade pipe 40 mm dia with suitable thickness base plate and nuts bolts erection on roof mounting on RCC concrete base on building complete all as directed by Engineer-in-Charge.

Taking out old, broken Aluminium strip of size 25 x 3mm fixed on walls/roof top with saddles and screws complete.

Supply & fixing of single core PVC insulated and PVC Innersheathed cable with aluminium conductor cable size 1x70 Sqmm 1100 Volt grade stranded aluminium conductor complete all as specified and as directed.

M&L for Galvanised steel tubes 25mm bore, light grade for protection of single core PVC insulated 70 sqmm unarmoured aluminium cable fixed on external wall surfaces of bldgs by proper clamping upto 2 to 3 mtr from bottom complete all as directed.

M&L for PVC conduit pipe 25mm bore, medium mechenical stress for protection of single core PVC insulated 70 sqmm unarmoured aluminium cable fixed on external wall of bldgs by proper clamping from roof to bottom complete all as directed.

Supply and fixing 4 digital electromechanical lightning even counter in weather proof resistance including taking out old, U/S one complete all as directed by Engineer-in-Charge.

Taking out old, broken/unsrviceable earth testing point of any type complete.

Supply and fixing test link box for each downconductor in order to disconnect the earth termination system to enable measurement of resistance.

Taking out old, unsrviceable earthing complete with earting material.

Material and labour for maintainance free environment friendly earth electrode set comprising of 17.2mm dia, 3 mtrs long rod of low carbon steel molecular copper bounded for a thickness of 250 micro OHMS, highly conductive ANSI/NSF STD-60 certified carbon bound backfill compound which shall set like concrete according to BS 7430 & IEEE 80 (each bag shall contain 50 lbs) including FRP earthpit chamber cover complete all as directed by Engineer-in-Charge.

shree arihant constrution

M/s ASPIRE ENGINEERING ENTERPRISES

NOEL ENGINEERS

AGRAWAL ASSOCIATES

SHRI SAI ENTERPRISES

TETRI ENTERPRISES

Chakshu Enterprise

SHREE JAGDISH FURNITURE CO.