RENEWAL REP OF OLD UNSER WORN OUT AND DEFECTIVE EARTH PITS INCLG EARTHING ACCESSORIES CONNECTING TO AT VARIOUS TECH BLDGS AND MAGAZINES OF NAD (T) AND PROVN OF GEYSER IN SAILORS RES AREA NSB, MANKHURD UNDER GE(NW) MANKHURD

Amount

M & L for earthing chemical with copper plated 80 mm dia pipe 3 mtr long (100 microns) including Electrodite 50 Kg buried directly in ground including earth bore hole work (earth bore not less than 3 Mtr deep below normal ground level and connected to copper earth strip of size 20×3 mm by means of copper nuts bolts with washers and connected as per following specifications complete all as directed by Engineer-in-Charge. (a) Product Model: ASEEL 19 CP, 3 meter long (Copper Plated) – 100 microns . Fast Electrode, Model FE 80 mm 3 mtr (Pure Copper Single Pipe), Outer Dia is 80 mm with a wall thickness of 2 mm, Inner Dia is 26 mm with a wall thickness of 2.6 mm, Overall Length is 3000 mm, External Corrosion Protection: Copper Plated (100+ microns), Internal Corrosion Protection: In addition to Copper Plated (100+ microns), a ground breaking corrosion resistant Crystalline Conductive Compound is filled and compacted in the cavity within the pipes to enhance the electrodes performance. Conforms to IS: 3043 - 1987 i.e., Code Of Practice For Earthing (+ 10%) variations in dimensions applicable. (b) Electrodite backfill: Fast Electrode Earth Enhancement Compound, Manufactured using Eco - Friendly minerals, Blended homogeneously with conductive carbon(s), Resistivity: < 5 ohm-metre (In ideal moist conditions); > 5 ohm-metre (Dry Conditions), Ph Value: 7.0 - 8.5, High water retention capacity, Hygroscopic, Ionic & Electronic conduction, Swells when it comes in contact with water thereby engaging constant contact between the electrode surface & soil which is a crucial aspect in the performance of an earthing system. Packing Size : 2 Bags of 25 kilograms, Recommended for normal soil conditions. Conforms to IS : 3043 – 1987. (c) Installation of earthing with bore well machine complete for bore exceeding upto 4.5 meter below ground level complete all as specified and directed by Engr-in-Charge.

Supply & Fix copper strip of size 20 X 3 mm duly covered, fixed on porcelain insulators along the wall / roof / ceiling etc complete all as directed. Note : (i) Cost of Porcelain insulators and screw shall be of non-corrosive type and cost is deemed to be included in the quoted rate of the job. (ii) Gap for fixing of support insulator shall not be more than 35cm from one onother.

M&L for earthing using GI earthing strip 32 x 6mm complete with galvanised steel earth plate electode 600mmx600mmx6mm thick buried directly in ground, earth pit not less than 2.25 meters deep below ground level connection to and including GI strip of size 32x6mm to the extend 7.5 mtr as earth lead by means of GI bolts, Nuts etc. with provision of charcoal and salt all as per electrical plate No 3 of SSR Part I including water arrangement with GI Pipe 20 MM dia (medium Grade), earth lead protection pipe 50mm madium grade with bends, elbow etc. from earth plate to test point, excavation and earth work returning, filling, ramming and removing of soil to distance not exc 50mtr, make good to match with existing surface making PCC pit (Earth chamber) having internal size 30cm x 30cm x 30cm and outer size 60cm x 60cm x 60cm with RCC reinforced cover 50mm thick with one lifting handle made of 8mm dia MS bar funnel wie mesh and testing on completion including making test point on wall as per SSR specification all as specified and directed. Note: (1). 7.5 RM GI strip in deemed to be included in quoted rates beyond 7.5 RM strip shall be measured and paid separately (2) Rate quoted by the tenderer is deemed to include salt & Charcoal upto & above 450 mm top of GI earth plate.

Supply and Fix fix in repairs GI strip 32 mm x 6 mm earth contunity conductor laid in ground or drawn in conduit pipe or fixed to polesor for loop earthing etc all as directed by Engg in Charge.

M&L for earthing using galvanised earth lead wire 4.0mm dia complete with galvanised steel earth plate electode 600mmx600mmx6mm thick buried directly in ground, earth pit not less than 2.25 meters deep below ground level connection to and including galvanised earth lead wire 4.0mm dia to the extend 7.5 mtr as earth lead by means of GI bolts, Nuts etc. with provision of charcoal and salt all as per electrical plate No 3 of SSR Part I including water arrangement with GI Pipe 20 MM dia (medium Grade), earth lead protection pipe 50mm madium grade with bends, elbow etc. from earth plate to test point, excavation and earth work returning, filling, ramming and removing of soil to distance not exc 50mtr, make good to match with existing surface making PCC pit (Earth chamber) having internal size 30cm x 30cm x 30cm and outer size 60cm x 60cm x 60cm with RCC reinforced cover 50mm thick with one lifting handle made of 8mm dia MS bar funnel wie mesh and testing on completion including making test point on wall as per SSR specification all as specified and directed. Note: (1). 7.5 RM GI wire in deemed to be included in quoted rates beyond 7.5 RM wire shall be measured and paid separately (2) Rate quoted by the tenderer is deemed to include salt & Charcoal upto & above 450 mm top of GI earth plate.

M&L for earthing using GI earthing strip 25 x 4mm complete with galvanised steel earth plate electode 600mmx600mmx6mm thick buried directly in ground, earth pit not less than 2.25 meters deep below ground level connection to and including GI strip of size 25x4mm to the extend 7.5 mtr as earth lead by means of GI bolts, Nuts etc. with provision of charcoal and salt all as per electrical plate No 3 of SSR Part I including water arrangement with GI Pipe 20 MM dia (medium Grade), earth lead protection pipe 50mm madium grade with bends, elbow etc. from earth plate to test point, excavation and earth work returning, filling, ramming and removing of soil to distance not exc 50mtr, make good to match with existing surface making PCC pit (Earth chamber) having internal size 30cm x 30cm x 30cm and outer size 60cm x 60cm x 60cm with RCC reinforced cover 50mm thick with one lifting handle made of 8mm dia MS bar funnel wie mesh and testing on completion including making test point on wall as per SSR specification all as specified and directed.

Supply and fix electric water heater, storage type steel body with copper inner tank and heating element upto 2 KW, 230V / 50Hz, Temperature Range 25 to 70 degree celcius & working pressure 0.8 Bar capacity 25 litre, BEE 5 Star rated complete with all accessories such as safety valve, thermostate, NRV, connection piece etc complete all as specified and directed. Make : RACOLD (Model No: Andris Uno 3180607) / BAJAJ (Model No. bajaj shield series crest SKU code : 150977) / Orient (Model No. SWPR25VCG8M2-WG) Note : Contractor will give the warranty - 5 Years of Tank, 2 Years of Heating Element and 2 Years on Other Parts on Geyser supplied.

M & L for point wiring complete with proper colour coding with 1100 Volts grade, 4.0 Sqmm PVC insulated FRLS, unsheathed, wire confirming to IS-694, Part II, ISI marked with multistranded copper conductor drawn in and including PVC concealed conduit of suitable size of wall/ RCC slab/ ceiling/ colunms/ beams etc with all accessories, fittings, PVC junction boxes etc, for mounting modular switches, sockets, fan regulators etc, also including 4.0 Sqmm, PVC insulated, FRLS unsheathed, 1100 Volts multistranded copper conductor green colour as contineous earth wire connected to common earth dolly for one light point/fan/bell point controlled by one way switch, complete all as specified and directed. Note : Rates included for concealed cutting as required at site without any damage and making good in CM 1:4 and matching the surface as required 2 all screws and washer for point wiring shall be Stainless steel. Nothing is extra shall be admisible on this account Make: Benlo/ Polycab/ KEI/ Anchor(Panasonic)

Supply and fixing in repairs Sheet Metal enclosure with 2 pin and earth plug and socket complete with one single pole MCB SP of Capacity upto 20 Amps 240 Volts. Make: Schnieder/Legrand/ C&S/ L&T

Supply & Fix MCB DB SPN 2 way 240 volts Single door, including connecting up with existing cable with new lugs The DB Shall be of Make - Indoasaian/Legrand/ABB/Schnider

S&F Bib taps,15 mm chromium plated with crutch or butterfly handle, screwed down, screwed for iron pipe or for brass ferrule and fixed including all accessories fittings in trenches complete all as specified. Make: Jaquar/ Marc/ Kohler

S&F Stop valves, 15 mm Chromium plated concealed type,screwed down,high pressure, with crutch or butterfly handle, screwed both ends for iron pipe or for unions and fixed including all accessories fittings in trenches complete all as specified. Make: Jaquar/ Marc/ Kohler

Supplying and laying of CPVC pipes 15 mm dia SDR 11 & Plain CPVC SDR 11 concealed type including all accessories fittings in trenches complete all as specified. Make: FLOW GUARD/ DUTRON/ FINOLEX/ ASTRAL

M&L for sub main wiring with two single core 2.5 Sqmm PVC insulated FRLS multistranded flexible copper conductor cable 660/1100 volts grade down in through PVC concealed conduit with and including PVC insulated 1.5 Sqm single core single strand copper conductor as continous earth wire in green colour connected to common earth dolly including taking down old unserviceable submain wiring complete all as specified and as directed Note : 1. Two runs of cable, one run of earth wire, one run of PVC casing capping will be measured and paid one unit. Make of wire : KEI/ BENLO/ Polycab/ Anchor(Panasonic)

S&F concealed type Indicator Lamp Neon switch 1 module one way 20 A capacity operating on 220 V AC, 50 Hz electric supply having Fire Retardant Electric Accessory, Heavy Duty with suitable size modular cover plate & enclosure complete all as specified & directed. Make: Havells/ Anchor/ Schineder Note : A sum of Rs 36,600.00 towards sch of credit shall be deducted to arrive the contract sum

Shree Ayyappa Engineering (BID ID -3104703)

Joy builders (BID ID -3104439)

M/s Mukesh Engineers (BID ID -3104310)

DHARMESH ENTERPRISES (BID ID -3104634)