REPAIR REPLACEMENT OF LIGHTNING CONDUCTOR AND CERTAIN EXTERNAL ELECTRIFICATION REPAIR WORKS OF RS AREA AND RASHI COMPLEX AT NAVY NAGAR UNDER GE NW NAVY NAGAR COLABA MUMBAI

Amount

M & L for air termination, single pointed aluminium rod, 12mm dia, 300mm long fixing over the GI Tube with the clamps after taking out old/unserviceable one all as specified and directed by Engineer-in-Charge

S & F Aluminium strip of size 25 x 3.15 mm fixed on walls/roof top with saddles and screws mounted suitable insulators after taking out old/unserviceable one complete all as specified and directed by Engineer-in-Charge

Supply and fixing or embeded in to the PCC, medium grade, galvanised tubes, with all fitting, 40mm dia after taking out old/unserviceable one all as specified and directed by Engineer-in-Charge

Fixing only existing loose/hanged aluminium strip on wall/roof of high rise buildings up to 14 Floor with clamp, bracket all as specified and directed.

Material & labour for early streamer emission air terminal (Cirprotec NLP-2200) ESE lightning rod having corrosion resistant stainless chrome body type advance lightning protection system in compliance with standard NFC 17-102 & UNE 21186, working on the principle of early streamer emission technology which will offer level 1 protection for up to 64 mtrs radius when mounted on the RCC concrete base on building at a height of 4.5 mtrs from the place to be protected including taking out old, U/S lightning rod complete all as directed by Engineer-in-Charge. Make- NIMBUS/JEF Techno or approved by GE.

Supply and erection of mounting structure of 4.5 mtrs height with base plate suitabe for mounting on building RCC roof with arrangement of neccessary anchoring and PCC including taking out old, U/S one complete all as directed by Engineer-in-Charge. Make- NIMBUS/JEF Techno or approved by GE.

Supply & fixing of single core PVC insulated and inner sheathed cable with aluminium conductor cable size 1x50 Sqmm 1100 Volt grade stranded aluminium conductor after taking out old, U/S earthing strip complete all as specified and as directed.

S&F for Galvanised steel tubes 20mm bore, light grade for protection of single core PVC insulated 50 sqmm unarmoured aluminium cable fixed on external wall surfaces of G+14 bldgs by proper clamping from roof to bottom complete all as directed.

M&L for PVC conduit pipe 20mm bore, medium mechanical stress for protection of single core PVC insulated 50 sqmm unarmoured aluminium cable fixed on external wall surfaces of G+14 bldgs by proper clamping from roof to bottom complete all as directed.

Supply and fixing of digital electromechanical lightning even counter housed in weather proof resistance including taking out old, U/S copper strip complete all as directed by Engineer-in-Charge. Make- JEF Techno or as approved by GE.

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) after taking out old, U/S one complete all as directed by Engineer-in-Charge. Make- JEF Ecosafe or equivalent as approved by GE.

M & L for earthing complete with Galvanised steel earth plate eletrode 60cmx60cmx6mm thick buried directly in ground vertically to (earth pit not less than 2.25 meters deep below normal ground level) with top edge of plate not less than 1.5 meters below normal ground level, connecting to the Galvanised Iron Strip of size 32x6mm size, by means of Bolts, Nuts, Check Nuts and washer made of GI or Steel Earth connecting with test point, provision of Charcoal and salt in alternate layers, watering pipe 20mm dia medium grade MS funnel with jali, PCC M-15 Type B-1 in pit with XPM not elss than 4Kg per Sqm and Earthpit with cover returning, filling, removing excavated material all as specified in electrical plate No 3 of SSR Part-I making good excavated surfaces such as hard standing refixing machine pressed precast concrete interlocking paver blocks removed during excavation on earthpit to mach existing surfaces after taking out old/unserviceable one complete and testing on completion all as specified and directed by Engr-in-Charge

M & L for Galvanised iron strip 32 x 6mm burried in ground or fixed on walls/floor with suitable saddles and screws beyond 7.5mtr of earth lead connecting with test point after taking out old/unserviceable one complete all as specified and directed by Engineer-in-Charge.

S & F test point terminal block for connecting the earth pit and down conductor or Aluminium strip, made of gun metal or phosphorus bronze size 75x75x25mm drilled and screwed including 3 Nos 8mm dia 25mm long hex head screw after taking out old/unserviceable one all as specified and directed by Engineer-in-Charge

Supply and fix weather proof hot pressed moulded PVC box with connector not less than 5x5 cm after taking out old one all as directed.

NOEL ENGINEERS

shubham construction

C S Sharma and Co

SHREE JAGDISH FURNITURE CO.