MAINTENANCE REPAIR REPLACEMENT TO EARTHING INFRASTRUCTURE INCLUDING MISCELLANEOUS ITEMS AT AF STN BHUJ

Amount

Labour only for cleaning the vegetation/surplus soil around the earth pits upto 1.00 mtr all around the pit, cleaning the chamber of the earth pit, replacing the rusted earthing leads/funnel / mesh with new ones etc checking the results of the earthing using earth tester, re-activating the earth pit using suitable measures as required to bring the results within the limits of 1 Ohm all as directed by EIC. NOTE :i) All materials required for re-activation of earthing pit will be measured and paid separately under supplied only of respective item of schedule. ii) The resistance test of earth pits to be carried out in dry season only. iii) Contractor has to submit the satisfactory earth test results duly countersigned by users fo payment purpose.

Supply only common salt for earth pit.

Supply only magnesium sulphate for earth pit

Supply only Charcoal dust

S&F air termination single pointed solid copper rod 12mm dia, 300mm long mounted on GI pipe 40mm bore light grade embedded in mass PCC all as specified and directed. (Note :G I Pipe & PCC shall be measured and paid separately.)

Supply and fixing in replacement of GI tubing light grade for mechanical protection of earth strip laid under plinths,floors, roads, paths, culverts etc. or fixed on walls or along poles or emmbeded in PCC for giving support to air termination rod by means of MS clamps with necessary bolts, nuts and washers etc complete all as specified of size 40mm bore

S&F in replacement of test point terminal block made of gun metal / phosphorus bronze/copper of size 75x75x25mm drilled and screwed including 3 Nos 8mm dia 25mm long hexagonal head screw all as specified and directed.

S&F in replacement of copper strip 32 x 6 mm with saddles and fixing screws etc for roof/down conductor above ground including jointing with rivets/ brazing etc all as directed by engineer-in-charge complete.

S&F copper strip 20 x 3.15 mm with saddles and fixing screws etc for roof/down conductor above ground including jointing with rivets/ brazing etc all as directed by engineer-in-charge complete.

S&F in replacement aluminium strip 25 x 3.15 mm with saddles and fixing screws etc for roof/down conductor above ground including joining with rivets, bolts, nuts, washers etc all as directed by EIC complete.

M&L for earthing complete with galvanised steel earth plate electrode 60cmx60cm x 6.3 mm thick buried directly in ground vertically to depth not less than 2.25 mtr below ground level with top edge of earth plate at a depth not less than 1.5 mtr below normal ground level connected to and including GI strip of 32x6mm as earth lead up to 7.5 mtr long fixed by means of bolts, nuts, check nuts and washers etc. of galvanised iron or steel including provn of HDPE/GI protection pipe light grade of 32/40mm bore and connected to earth strip earthing test point all as shown in electrical plate No.5 of SSR Part-I 2009 and as specified or indicated and testing on completion including necessary excavation & earthwork in any type of soil, PCC (1:3:6) type C1 chamber, precast slab 50mm thick in cement concrete (1:2:4)type B1 (reinforced with welded steel wire fabric (XPM) of weight not less than 4kg/sqm) with frame, funnel with watering pipe of 15mm bore , wire mesh and lugs, test point etc. complete. Note: G I strip exceeding 7.5m long shall be measured & paid seperately.

M&L for chemical earthing complete with Copper earth plate electrode 90cmx60cm x 5 mm thick buried directly in ground vertically to depth not less than 2.25 mtr below ground level with top edge of earth plate at a depth not less than 1.5 mtr below normal ground level connected to and including Copper strip of 32x6mm as earth lead up to 7.5 mtr long fixed by means of bolts, nuts, check nuts and washers etc. of galvanised iron or steel including provn of GI protection pipe light grade of 40mm bore and connected to earth strip earthing test point all as shown in electrical plate No.5 of SSR Part-I 2009 and as specified or indicated and testing on completion including necessary excavation & earthwork in any type of soil, PCC (1:3:6) type C1 chamber, precast slab 50mm thick in cement concrete (1:2:4)type B1 (reinforced with welded steel wire fabric (XPM) of weight not less than 4kg/sqm) with frame, funnel with watering pipe of 15mm bore medium grade, wire mesh and lugs, test point including salt, Coal & Magnesium sulphate etc. complete. Note: G I strip exceeding 7.5m long shall be measured & paid separately.The earth resistance value less than 1 ohm.Failing to achieve the value the contractor shall be re do the earthing without any extra cost.

M&L for earthing complete with Copper earth plate electrode 60cmx60cmx3.15mm thick buried directly in ground vertically to depth not less than 2.25mtr below ground level with top edge of earth plate at a depth not less than 1.5mtr below normal ground level connected to and including copper strip of 20x3mm as earth lead upto 7.5mtr long fixed by means of bolts, nuts, check nuts and washers etc. of brass including provn of GI protection pipe light grade of 32/40mm bore and connected to earth strip earthing test point all as shown in electrical plate No.5 of SSR Part-I 2009 and as specified or indicated and testing on completion including necessary excavation & earthwork in any type of soil, PCC (1:3:6) type C1 chamber, precast slab 50mm thick in cement concrete (1:2:4) type B1 (reinforced with welded steel wire fabric (XPM) of weight not less than 4kg/sqm) with frame, funnel with watering pipe of 15mm bore Sch 40, wire mesh and lugs, test point etc. complete. Note: copper strip exceeding 7.5m long shall be measured & paid separately.

S & F in replacement LED luminaire for solar street light 20 watts, of epoxy powder coated pressure die cast aluminium housing with weather proof gasket and heat resistant tonghened clear glass cover fixed with SS screws, with inbuilt charge controller with auto switch built in for dusk to dawn operation, ingress protection IP 65, suitable for side entry mounting bracket of 50-55mm OD of make Havells cat no. LHKTBJU7PA J018/ NESSA or Equivalents in Philips, BHEL, TATA, Crompton as approved by GE

Supply & fix in replacement of Flame proof LED light-High Lumen output fitting of 39/40 Watt with exclusive innovative designed, long life versatile pressure die cast aluminium IP65 flood light luminaire with high power LED as light source complete all as specified and directed by Engineer-in-Charge. (Make - Sudhir cat No FL/2C/1251-39w lamp voltage or equivalent of Shyam / Balinga / Bajaj as approved by GE)

Supply & fix in replacement of LED Garden light of 25 Watt Integral pole mounted decorative LED with IP-65 protection complete fixed on existing post, all as specified and directed by Engineer-in-Charge.Make-Bajaj Cat part no-BLPTSP 25W NW LED, or equivalant in Philips, Osram, Wipro, CG, Syska, Siemens,GE as approved by GE)

Supply & fix in replacement of 150W MH flood LED flood light-High Lumen output fitting of 100 Watt with exclusive innivative designed, long life versatile pressure die cast aluminium IP65 flood light luminaire with high power LED as light source complete all as specified and directed by Engineer-in-Charge. Make: Syska, Philips, Wipro, CG as approved by GE

Supply and fix 20 mm dia UPVC tubing standard duty with threaded at both ends complete all as directed by EIC. Make: Kanha Plastic Pvt Ltd., Tirupati Structurals Pvt Ltd., Prince or equivalent as approved by GE

S&F 20 MM bore stop valve , UPVC for pipe and fixed all as directed by EIC. Kanha Plastic Pvt Ltd., Tirupati Structurals Pvt Ltd., Prince or equivalent as approved by GE

Cutting of existing steel tubing for alterations or addition in position without taking down and screwing for addition of Tee, etc for 20 mm bore connection. ( Note :- The cost of excavation , earthwork and fitting of pipe line required at site shall be deemed to be included in unit rate quoted by the tenderer)

S & F in replacement of 35 Watt LED Street Light Luminaries comprising of cast aluminium housing, toughened glass, IP65/66, and wired with all accessories enclosed with glass cover in frame . Suitable for 40/50mm OD pipe. Make Philips/ Wipro/ Syska equivalant as approved by GE

S & F in replacement of Isolation Tranformer of 2 KVA capacity single phase 230 V including I/C & O/G control switch LED indicator lamp, Voltmeter / Amp meter with all connected accessories all as directed by EIC. Make Volina /AE or equivalent as approved by GE

Supply & fix in replacement of LED Post top of 25/30 Watt Integral pole mounted decorative LED with IP-65 protection complete fixed on existing post, all as specified and directed by Engineer-in-Charge.Make-Shakti Cat part No-SZPGPMX030 or equivalant in philips, Bajaj, CG as approved by GE

M&L For preparation of earth chamber made up of PCC 1:3:6 type C1 chamber, precast slab 50mm thick in cement concrete (1:2:4) type B1 (reinforced with welded steel wire fabric (XPM) of weight not less than 4kg/sqm) with frame all as specified and as directed by Enger-in-charge

Ahmed B Khatri

M/s Shivji Rana Chad

M/s Bombay Novelty Stores

Jyoti Refrigeration

SHOBHIT BUILDERS

Hi-Tech Systems