REPAIR/MAINTENANCE OF EARTHINGS, LIGHTING PROTECTION SYSTEM AND ALLIED WKS IN ARMY AREA JODHPUR UNDER GE (A) No.1 JODHPUR

Amount

Boring holes 150 mm dia in any type of soil and getting out complete for bore well earthing with help for vehicle mounted boring machine up to 80 m depth and disposal of soil to a distance of n.exc 50 m complete all as specified and directed.

M&L for GI tubing medium grade state with all fitting/ accessories for using perforted GI pipe, 50mm bore, including clamps, nut bolt etc complete all as specified and directed.

M&L for MS Pipes light grade with all fittings laid in floors or fixed to walls and ceilings etc of size 150 mm,complete all as specified and directed.

Material and labour Cement concrete (1:2:4) type B -1 using 20 mm graded stone aggregate for pedestal of poles/copping including necessary frame work ,fair finishing to exposed surfaces using extra cement complete form,complete all as specified and directed.

M&L for test point made of 100 x10 mm GI strip duly fabricated and welded to main earthing strip and punched holes for connecting the earth lead including nuts bolts and washers,complete all as specified and directed.

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth for laying of cables, erection of poles, struts/stays, leveling of yard etc not exceeding 10 M² on plan and not exceeding 1.5 m in depth and getting out in any type soil, complete all as specified and directed.

Returning, filling in including spreading, leveling, watering and well ramming in layers not exceeding 25cm thick in soils complete all as specified and directed.

Removal of excavated material soil to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and as directed.

M&L for Auguring/ Driling /Boring of holes under road, pavement, hard standing by trenchless technology by mannual /machine, including fixing of HDPE pipe of 80 mm bore dia, complete all as specified and directed.

M&L for earthing complete with galvanized steel earth plate electrodes 600mmx600mmx6 mm thick buried directly in ground earth (earth pit not less 2.25 m deep below ground level) with top edge of the plate not less then 1.5 mtr below normal ground level connected to galvanised iron earthing strip 32mm x6mm thick by means of bolt nuts check nuts and washers of galvanized iron or steel all as specified & shown in electrical plate No.3 of MES SSR part-I 2010 connected to earth test point as specified and testing on completion including provision of 40 mm bore light grade pipe up to 7.5 mtr length as protection & watering pipe shall be 20 mm bore medium grade including all excavation & earth work in any type of strata incl PCC pit (1:3:6) type C-1 with RCC cover including charcoal , salt, funnel, complete all as specified and directed. Note : 1:- Rate included for excavation & earth work in any type of strata as shown in electric plate no-3 in SSR Part-I. 2:- Rate included for dismantling of old earth pit and removal from site.

M&L for earthing complete with copper earth plate electrode 60cmx60cmx3.15mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5m below normal ground level, connected to and including copper earth strip 20x3mm by means of bolts, nuts, check nuts and washers of galvanized iron or steel all as shown in electrical plate No 3 of SSR Part-I connected to earthing test point providing charcoal dust 100 Kgs, common salt 100 Kg, magnesium Sulphate 20 Kgs all as specified or indicated including testing on completion and excavation and earth work in any type of soil, PCC 1:3:6 type C1 in chamber, precast RCC cover 50mm thick in cement concrete 1:2:4 type B1, reinforced with welded steel wire fabric or XPM (Weight not less than 4 Kg/Sqm) with cast iron frame, funnel with wire mesh, 20mm bore GI pipe medium grade watering pipe, lugs, 40mm bore GI pipe medium grade protection pipe upto 7.5m etc, complete all as specified and directed. NOTE :- The rate of above Item includes the cost of earth lead and GI protection pipe up to 7.5 Metres. Copper strip beyond 7.5 Metre shall be measured and paid for separately.

Material and labour for chemical earthing complete with copper earth plate electrode 900mm x 600mm x 5mm thick buried directly in ground vertically to a depth not less than 4m below normal ground level with top edge of the earth plate at a depth not less than 2.5 m below ground level connected to and including copper strip of size 32x6 mm by means of nuts, bolts, check nuts and washer etc, made of copper and connected to test point and earth dolly all as shown in electrical plate No. 03 SSR Part-I 2020 and specified or indicated including providing charcoal dust 1000 Kgs, common salt 500 Kg, magnesium Sulphate 150 Kgs and all around the plate 15 CM depth RCC 50 mm thick in cement and wide and upto 650 mm height in continuous layers, balance pit will be filled with vegetable soil upto ground level including excavation and earthwork in any type of soil, PCC (1:3:6) Type C1 in chamber, precast concrete (1:2:4) type B1, reinforced with welded steel wire fabric or XPM (Weight not less than 4.00 Kg/Square meter) cover with cast iron frame, funnel with wire mesh, 50mm bore light grade GI watering pipe, lugs, 80mm bore light grade GI protection pipe with copper strip 32mm x 6 mm upto 7.5 metre etc. complete all as specified and directed. NOTE :- The rate of above Item includes the cost of earth lead and GI protection pipe up to 7.5 Metres. Copper strip beyond 7.5 Metre shall be measured and paid for separately.

S&F in replacement of kota stone earth pit cover 600 x 600 x 25mm thick complete all as specified and directed.

S&F Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe 15 mm bore and fixed, complete all as specified and directed.

S&F 15mm bore self closing tap of cast iron or malleable cast iron, Galvanised, screwed for iron pipe and fixed, complete all as specified and directed.

M&L for cutting of existing steel tubing for alteration or additions of size 15 mm complete all as specified and directed.

S&F GI Pip[e (ISI marked) 15mm bore medium grade with all fittings, fixed to wall/ceiling or laid in trenches/floor and fixed complete to walls and ceiling or laid in floors, complete all as specified and as directed.

Supplying & laying for replacement of synthetic Rubber insulated mats 2.5 mm thick for voltage upto 11 kv for electrical purpose as per IS 15652-2006, (superseding IS 5424) suitable for electrical shock safety of sizes 2m x 1m, ISI marked complete all as specified and as directed..

Supplying & laying for replacement of synthetic Rubber insulated mats 3.0 mm thick for voltage upto 33 kv for electrical purpose as per IS 15652-2006, (superseding IS 5424) suitable for electrical shock safety of sizes 2m x 1m, ISI marked.

Supply and fixing in replacement of Post/Pin type, porcelain , vitreous, white , green & brown insulator including one galvanised iron long steel spindle, two galvanised iron washer and one galvanised iron nut, working pressure 33000 Volts and of size 290 mm dia x 290 mm height. ISI marked.

Supply and fixing in replacement of disc type porcelain vitreous, white brown or green 145mm height and 255mm dia ball and socket type three disk assembly for tension with tension clamp for conductor working pressure 33000 volt grade, conform to IS-13134, for 7.5 KN max failing load including rod& nuts etc complete assemble, complete all as specifed and as directed.

S&F in replacement of 35 sqmm multistranded flexible copper conductor including suitable mounting accessories fixed in position as directed. The mounting clamp should be of non conductive metarial used in earthing complete all as specified and directed.

S&F of parallel groove (PG) clamp suitable for 7/3.15 mm & 7/3.66 mm G.I earth wire of transmission lines as per IS: 5561-1970, IS: 2121 PI-III, IS:1285 of aluminium alloy body mimimum alip strength of clamp is 110 Kg with all sharp corners shall be smoothly rounded off and the outer surface of conductor shaal be buffed incl. bolts, nuts & plain washers shall be MS hot dip galvanised as per IS:2629 and spring washers shall be electro galvanised to sduit service condition 3 of IS:1573 etc including taking down old unserviceable PG Clamp etc complete all as specified and directed.

S&F in replacement for Air termination, single pointed, Copper three spik rod 12mm dia and 300mm long complete all as specified and directed .

M&L for earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc, as required 32 x 6 mm galvanized iron strip complete all as specified and as directed.

S&F in replacement for Copper strip 20 x 3.15 mm buried in ground 6mm buried in ground complete all as specified and directed .

S&F in replacement fo Aluminium strip 25 x 3.15mm with saddles and fixing screws etc. for roof conductors and down conductors above ground,complete all as specified and directed .

M&L in replacement of old unserviceable HT 33 KV lightening arresters expulsion type complete with all fittings, transmission class, discharge capacity 65 kilo amp complete all as specified and as directed.

M&L in replacement of old unserviceable HT 11 KV lightening arresters expulsion type complete with all fittings, transmission class, discharge capacity 65 kilo amp complete all as specified and as directed.

M&L in replacement of old unserviceable 12 volts 7 AH sealed lead acid battery SMF type with all fittings, complete all as specified and directed.

NOTE:- (i)- The contract sum shall be arrived at after duducting amount of schedule of "Credit" from the Total quoted amount

Shri Electrical Enterprises (BID ID -3313209)

SANJOLI CONSTRUCTION COMPANY (BID ID -3314004)

M/S SUMAN ENTERPRISES (BID ID -3325205)

Nvimal Engineers and Contractor (BID ID -3313448)

SHRI BHIKSHU ART AND CONSTRUCTION CO (BID ID -3314513)