REPAIR MAINT OF EARTHING AND CONNECTED WORKS AT AF STN PHALODI

Amount

M&L for earthing complete with galvanized steel earth plate electrode 60cm x 60cm x 6mm thick burried directly in ground not less than 3.0 mtrs deep below normal ground level with top edge of the plate not less than 1.5 mtrs below normal ground level, surrounded from all sides with mixture of charcoal and common salt, connected to galvanized earth lead wire 4.00 mm dia by means of bolts, nuts, check nuts and washers of galvanized iron or steel protected by galvanised iron light grade 15 mm dia pipe and GI pipe 20mm light grade for water filling including 15x20mm reducer socket funnel wire mesh, RCC cover with concrete 1:2:4 using 8 mm# bar@100 mm c/c both ways ,PCC chamber pit with PCC (1:3:6) type C-2 and excavation and earth work,disposal of suplus spoil to a dstance not exceeding 50mtrs all as specified and shown on electrical plate No. 3 of 2009 (Part-I) including dismantling of old earth plate complete all as specified and directed. Note :- (i) Rate of excavation, earthwork, charcoal, PCC pit is covered under this item. (ii) The unit rate includes for protection pipe and GI wire 4mm dia from top of earth plate up to 7.5 meter above ground level.

M&L for Earthing complete with galvanized steel earth plate electrodes 600 mmx600 mm x 6 mm thick buried directly in ground earth plate not less than 2.25 m deep below normal ground level with top edge of the plate not less than 1.5 m below normal ground level connected to and including galvanized GI strip 25X4mm by means of bolts, nuts, check nuts and washers of galvanized iron and steel including PCC pit in PCC (1:2:4) type B-1 using 20 mm graded crushed stone aggregate, RCC frame with 40mm thick RCC cover reinforced with 8mm dia deformed bars handle. including excavation and earth work in any type of soil medium grade GI watering pipe 20mm bore with funnel and wire mesh and light grade GI protection pipe 40 mm bore main board complete all as shown in electrical plate No 3 connected to main control board all as specified and testing on completion including dismantling of old earth plate complete all as specified and directed. Note: (i) Rate of excavation, earthwork, charcoal, PCC pit is covered under this item. (ii) The unit rate includes for protection pipe and GI strip 25 x 4mm from top of earth plate up to 7.5 meter above ground level.

M&L for Earthing complete with galvanized steel earth plate electrodes 600 mmx600 mm x 6 mm thick buried directly in ground earth plate not less than 2.25 m deep below normal ground level with top edge of the plate not less than 1.5 m below normal ground level connected to and including galvanized GI strip 32X6mm by means of bolts, nuts, check nuts and washers of galvanized iron and steel including PCC pit in PCC (1:2:4) type B-1 using 20 mm graded crushed stone aggregate, RCC frame with 40mm thick RCC cover reinforced with 8mm dia deformed bars handle. including excavation and earth work in any type of soil medium grade GI watering pipe 20mm bore with funnel and wire mesh and light grade GI protection pipe 40 mm bore main board complete all as shown in electrical plate No 3 connected to main control board all as specified and testing on completion including dismantling of old earth plate complete all as specified and directed. Note: (i) Rate of excavation, earthwork, charcoal, PCC pit is covered under this item. (ii) The unit rate includes for protection pipe and GI strip 32 x 6mm from top of earth plate up to 7.5 meter above ground level.

M&L for earthing complete with copper earth plate 600 mmx600 mm x3.15 mm thick buried directly in ground earth plate not less than 3.0 m deep below normal ground level with top edge of the plate not less than 1.5 m below normal ground level connected to and including copper strip 20x3mm by means of bolts, nuts, check nuts and washers of copper/brass including providing of alternate layer from bottom edge to 30cm above top edge of earth plate by chemical fill compound, ground enhancing material, earth powderand after that 1 m back of layer of charcoal dust and common salt including PCC pit in PCC (1:2:4) type B-1using 20 mm graded crushed stone aggregate, RCC frame with 40mm thick RCC cover reinforced with 8mm dia deformed bars handle including excavation and earth work in any type of soil and medium grade GI watering pipe 20mm bore with funnel and wire mesh and light grade GI protection pipe 40mm bore main board complete all as shown in electrical plate No 3 connected to main control board all as specified and testing on completion including dismantling of old earth plate complete all as specified and directed. Note: (i) Excavation, earthwork, charcoal, PCC pit is covered under this item. (ii) Contractor shall be produced the result of earth below 1 Ohm othrewise earthing will not be acceptable.

M&L for chemical earthing complete with copper earth plate 900 mmx600 mm x5 mm thick buried directly in ground earth plate not less than 3.0 m deep below normal ground level with top edge of the plate not less than 1.5 m below normal ground level connected to and including copper strip 50x6mm by means of bolts, nuts, check nuts and washers of copper/brass including providing of alternate layer from bottom edge to 30cm above top edge of earth plate by chemical fill compound, ground enhancing material, earth powderand after that 1 m back of layer of charcoal dust and common salt including PCC pit in PCC (1:2:4) type B-1using 20 mm graded crushed stone aggregate, RCC frame with 40mm thick RCC cover reinforced with 8mm dia deformed bars handle including excavation and earth work in any type of soil and medium grade GI watering pipe 20mm bore with funnel and wire mesh and light grade GI protection pipe 50 mm bore main board complete all as shown in electrical plate No 2 connected to main control board all as specified and testing on completion including dismantling of old earth plate complete all as specified and directed. Note: (i) Excavation, earthwork, charcoal, PCC pit is covered under this item. (ii) Contractor shall be produced the result of earth below 1 Ohm othrewise earthing will not be acceptable.

M&L in repairs of test point terminal block made of gun metal or phosphorus bronze size 75x75x25mm drilled and screwed including 3 Nos., 8mm dia, 25mm long hexagonal head screw complete all as specified and directed.

S&F in repairs of 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 4mm galvanised iron or steel wire complete all as specified and directed.

S&F in repairs of 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 25x4mm galvanised iron strip complete all as specified and directed.

S&F in repairs galvanised iron strip 32x6mm with saddles and fixing screws etc for roof conductors and down conductors above ground complete all as specified and directed.

S&F in repairs aluminium strip 25x3.15mm with saddles and fixing screws etc for roof conductors and down conductors above ground complete all as specified and directed.

S&F in repairs copper strip 20x3.15mm with saddles and fixing screws etc for roof conductors and down conductors above ground complete all as specified and directed.

S&F in repair galvanised steel tubeof light grade 40mm bore for encasing of strip for mechnical protection including all fittings, laid under plinth/floor/path/culvert or fixed on wall or concealed in wall/floor or as mounting bracket bend to shape with complete accessories such as bends/socket/reducers/saddles including necessary threading/drilling works complete all as specified and directed.

M&L for brazing/soldering the copper strip of any size complete with necessary tools such as gas cylinder, soldering/brazing materials, copper nut bolts etc complete all as specified and directed.

S&F in repairs air termination, single pointed aluminium rod 12mm dia and 300mm long complete all as specified and directed.

S&F in repairs air termination, single pointed copper rod 12mm dia and 300mm long complete all as specified and directed.

M&L for repairs to earth pits with PCC (1:4:8) type D-2 using 40mm graded stone aggregate complete all as specified and directed.

S&F in repair HDPE pit cover complete all as specified and directed.

S&F in repairs porcelain, vitreous, white, brown or green insulator including washers, insulator bolts, washers and nuts etc complete all as specified and directed.

S&F in repairs earth value / type indicator metal sheet post made of MS and sheet, post height 1.0 metre, sheet size 400mm x 300mm x 3mm including two coat synthetic enamel paint (yellow/red/black) and fixed on PCC (1:2:4) type B0 complete all as specified and directed.

Excavation in trenches, n exc 1.5 m wide and n exc 1.5 m in depth or n exc 10 Sqm on plan and n exc 1.5 m in depth & getting out for laying underground cable in hard/dense soil complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cms thick in any type of soil complete all as specified and directed.

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

Taking up or down 20 mm bore steel tubing and connections including cleaning serviceable pipe and removing unserviceable pipe from site complete all as specified and directed. Note :-Excavation and earth work shall be measured and paid separately.

Taking up or down 15 mm bore steel tubing and connections including cleaning serviceable pipe and removing unserviceable pipe from site complete all as specified and directed. Note :-Excavation and earth work shall be measured and paid separately.

Supply, laying and testing of medium grade galvanised steel tube 20mm bore including all fittings, laid in trenches complete all as specified and directed.

Supply, laying and testing of medium grade galvanised steel tube 15mm bore including all fittings, laid in trenches complete all as specified and directed.

S&F in repairs bib taps, cast copper alloy with crutch or butterfly handle, screwed down screwed for iron pipe of size 15mm dia complete all as specified and directed.

M&L for salt water treatment for improvement earth resistance to obtain desired value of earthing complete all as specified and directed.

M/S SOLANKI GENERAL SUPPLIERS (BID ID -3093974)

Deccan Enterprises (BID ID -3081903)

M/S HARIOM CONSTRUCTION COMPANY (BID ID -3093848)

star electricals (BID ID -3094391)

KRISHNA CONSTRUCTION COMPANY (BID ID -3076008)