REPAIR MAINTENANCE OF INSTALLATION EARTHING LIGHTNING PROTECTION INSTALLATION BOARDS AND OTHER ALLIED WORKS UNDER GE AF ADM AREA AT AF STATION AGRA

Amount

M&L in replacament of existing old unsv earthing complete with galvanised steel earth plate electrode, 600 x600 x 6mm thick burried directly in the ground (earth pit not less than 2.25 mtr deep below ground level) with top edge of the plate not less than 1.5mtr below ground level connected to galvanised iron wire 4mm dia as earth lead by means of bolts, nuts and washers of GI up to test point, GI tubing 15 mm bore medium grade protection pipe, GI watering pipe 20mm bore light grade with funnel and wire mesh, charcoal, salt complete all as per SSR with PCC chamber, 50mm thick RCC cover in 1:2:4 type B-1 using 20mm graded stone aggregate reinforced with 8mm dia TMT bar @ 80mm c/c both way including earth work in any type of soil , removal of surplus soil to a distance n.exc 50m and connecting , testing on completion all as shown on electric plate No 03 of SSR -2009 Part I complete all as specified and directed.(Note: Excavation and earth work is deemed to be included in the rates quoted).

M & L in replacament of existing old unsv earthing with steel earth plate electrode of size 600x600x6mm thick buried directly in ground to a depth not less than 3.25 mtr deep below normal ground level with top edge of the earth plate not less than 2.5 mtr deep below normal ground level connected to galvanized iron strip of size 32x6mm as earth lead by means of nuts, bolts and washers of steel after welding of GI strip to earth electrode to the full lenght of earth plate, 40mm dia GI tubing light grade protection pipe upto test point, 20mm dia GI watering pipe light grade with funnel and wire mesh, complete all as per SSR with PCC chamber, 50mm thick RCC cover in 1:2:4 type B-1 using 20mm graded stone aggregate reinforced with 8mm dia TMT bar @ 80mm c/c both way, adequate qty of charcoal dust and salt layers all around the earth plate, including earth work in any type of soil, removal of surplus soil and returning filling in all as required at site including test point made out of steel plate of size 75x75x6mm fixed to wall all as shown on electric plate No 03 of SSR -2009 Part I complete all as specified and directed.(Note: Excavation and earth work is deemed to be included in the rates quoted).

M & L in replacament of existing old unsv earthing complete with copper earth plate electrode 600x600x3mm thick buried directly in ground to a depth not less than 4.5 mtr deep below normal ground level with top edge of the earth plate not less than 3.75 mtr deep below normal ground level connected to copper strip 25x3 mm size as earthing lead by means of bolts, nuts, check nuts and washers of brass, GI protection pipe light grade 40mm bore up to test point 20mm dia GI watering pipe light grade with funnel and wire mesh, complete all as per SSR with PCC chamber, 50mm thick RCC cover in 1:2:4 type B-1 using 20mm graded stone aggregate reinforced with 8mm dia TMT bar @ 80mm c/c both way, including earth work in any type of soil, removal of surplus soil and returning filling, earth pit filled with ground enhancing material(GEM) i.e. mixture of copper sulphate, magnesia sulphate, graphite power etc mixed in equal quantity all around earth plate up to 15 cm and filled with vegetable soil above GEM up to ground level complete all as specified and directed.(Note: Excavation and earth work is deemed to be included in the rates quoted).

M&L for recasting of damaged PCC chamber earth pit covers, 50mm thick RCC cover in 1:2:4 type B-1 using 20mm graded stone aggregate reinforced with 8mm dia TMT bar @ 80mm c/c both way as specified in SSR Part-I including providing funnel complete all as spd and directed.

Supply and fixing in replacement of existing old un-serviceable Earth continuity conductor of size 32 x 6 mm Aluminium strip fixed to wall and batton or recess or chases or burried in ground or drawn in conduit/pipe or fixed to poles or any other situation for loop earthing etc. complete all as specified and directed.

M&L for replacement of existing un-serviceable/ broken air termination with air termination of single pointed aluminium rod 12mm dia and 300mm long complete all as specified and directed.

M & L for replacement of existing/ broken unsv test point with test point terminal block made of gun metal or phosphorus bronze size 75 x 75 x 25 mm drilled and screwed including 3 nos. 8mm dia 25mm long hexagonal head screw complete all as specified and directed.

M&L for replecement of existing unsv strip with aluminium strip 25 x 3.15 mm with saddles and fixing screws etc. on new PVC/ porcelain gutties for roof conductors and down conductors above ground level complete all as required at site and as directed.

M&L for replecement of exsiting unsv copper strip with copper strip 20 x 3.15 mm with saddles and fixing screws etc. on new PVC/ porcelain gutties for roof conductors and down conductors above ground level complete all as required at site and directed.

Disconnecting of GI earthing strips/earth wire leads of any size, any description and in any postion from test point carefully and testing the earth resistance of any type of lightening conductor earthing with the help of earth tester of suitable capacity and recording Ohm value in the register as per proforma approved including cleaning vegetation/wild growth surrounding the earth pit and removing dust/deposited soil from earth pit. NOTE :- (i) The contractor will arrange Earth Tester, all T&P & accessories required for recording the reading. (ii) The contractor shall arrange for watering of the earth pit through watering pipe in the earthing to improve the resistance. The common salt min 10 Kgs for each earthing pit shall be mixed with the water at site and filled/dropped in earthing through warering pipe as per site condtion and as directed. The water for this purpose shall be made available by the deptt. at the nearest available source but contractor shall make his own arrangement for drawing water from this source. (iii) The record of resistance value of each earthing alongwith date of testing should be maintained on register as per format approved.

M & L for replacement of existing UNSV sign board with new sign board of size of 6 x 4 feet box type in cuboid shape made out of acrylic sheet on both side framed with stainless steel pipe including writing alphabatic letters of height 150 mm computerised with refelctive sheets providing LED 20 Watts tube light fitting - 02 Nos inside the box to be made all as directed and fixed with stainless steel pipe heavy duty 50 mm dia and to be fixed outside the installations including making all electric connections using 4 sqmm multi stranded aluminium cable as required at site duly burried in ground along with required PCC and top of the sign board should be 2.3 mtr above GL complete all as directed and specified. Note: Excavation, PCC removing extra soil etc. is deemed to be included in the rates quoted

Excavating in trenches n.exc 1.5m wide and n.exc 1.5m in depth for foundation etc or for laying for cables etc n.exc 10 sqm on plan and n.exc 1.5m in depth and getting out in soft/loose soil including removal of sand, bricks/PCC covers laid for cable proectioncomplete all as specified and directed.

Returning, filling in, trenches including spreading, levelling, watering and well ramming in layers not exc. 25cm in soft/loose soil complete all as specified and directed.

Removing surplus excavated material n.exc 50m and depositing where directed at a level n.exc 1.5m above the starting point complete all as specified and directed.

Material and labour for old size sub class 'B' bricks well burnt, laid flat as in cable protection complete all as specified and directed.

Re-laying of old serviceable bricks item retreived from Sl No.12 here-in before for cable protection cover laid flat and dry in trenches over the cable prependicular to the direction of cable all as directed.

M&L for local sand cushioning with dry and clean over and under the cable for protection of cable, 80 mm sand laid before laying the cable 150 mm sand after laying the cable and punned down complete all as directed

Material and labour for replacement of GI tubing light grade 80 mm bore for cable protection fixed on pole/wall or laid in floor/trenches/drain etc. complete with necessary clamp, nut, bolts, washers and socket for fixing the pipe and making good the disturbed surface of wall, floor or roof etc all as specified and directed.

Material and labour for replacement of GI tubing light grade 50 mm bore for cable protection fixed on pole/wall or laid in floor/trenches/drain etc. complete with necessary clamp, nut, bolts, washers and socket for fixing the pipe and making good the disturbed surface of wall, floor or roof etc all as specified and directed.

Materail and labour in replacement of GI tubing light grade of 40 mm dia for cable protection fixed on pole/wall or laid in floor/trenches/drain etc. complete with necessary clamp, nut, bolts, washers and socket for fixing the pipe and making good the disturbed surface of wall, floor or roof etc all as specified and directed.

Taking out old unserviceable LT UG cables of size 10 to 50 Sq mm 2/3.5/4 Core from trenches, poles/walls and floor for removing of fault or re-laying (Necessary earth work shall be measured and paid under respective item of Schedule) complete all as directed.

Taking out old unserviceable LT UG cables of size 95 to 120 Sqmm 3.5/4 Core from trenches, poles/walls and floor for removing of fault or re-laying (Necessary earth work shall be measured and paid under respective item of Schedule) complete all as directed.

Re-Laying XLPE LT UG cable PVC insulated, bedded armoured heavy duty electric cable 1100 volts grade with aluminium conductor of 10 to 50 Sqmm 2/3.5/4 Core (Item retreived from item 21 here-in-before) laid in trenches or fixed on wall/floor/poles after removing fault complete all as specified and directed.

Re-Laying XLPE LT UG cable PVC insulated, bedded armoured heavy duty electric cable 1100 volts grade with aluminium conductor of 95 to 120 Sqmm 3.5/4 Core (Item retreived from item 22 here-in-before) laid in trenches or fixed on wall/floor/poles after removing fault complete all as specified and directed.

Supply and Laying in floor/trenches or fixed on pole/wall XLPE LT UG cable PVC insulated , bedded armoured heavy duty electric cable 1100 volts grade with aluminum conductor of 120 Sqmm 3.5 core complete all as specified and directed.

Supply and Laying in floor/trenches or fixed on pole/wall XLPE LT UG cable PVC insulated , bedded armoured heavy duty electric cable 1100 volts grade with aluminum conductor of 95 Sqmm 3.5 core complete all as specified and directed.

Supply and Laying in floor/trenches or fixed on pole/wall XLPE LT UG cable PVC insulated , bedded armoured heavy duty electric cable 1100 volts grade with aluminum conductor of 50 Sq mm 3.5 core complete all as specified and directed.

Supply and Laying in floor/trenches or fixed on pole/wall XLPE LT UG cable PVC insulated , bedded armoured heavy duty electric cable 1100 volts grade with aluminum conductor of 35 Sqmm 3.5 core complete all as specified and directed.

Supply and Laying in floor/trenches or fixed on pole/wall XLPE LT UG cable PVC insulated , bedded armoured heavy duty electric cable 1100 volts grade with aluminum conductor of 16 Sqmm 4 core complete all as specified and directed.

Supply and Laying in floor/trenches or fixed on pole/wall XLPE LT UG cable PVC insulated , bedded armoured heavy duty electric cable 1100 volts grade with aluminum conductor of 10 Sqmm 2 core complete all as specified and directed.

M&L for replacement of existing unsv cable end terminal joints with new cable end terminal joints (heat shrinkable) any type along Pole/panel etc. suitable for XLPE 1100 Volts aluminium conductor cable of size 120-185 Sqmm 3.5 core and testing after jointing. Note:- Rate quoted including necessary excavation, returning filling, removal etc for taking out loop/ cutting of burnt cable for required length for making end joint.

All as per item No. 31 but for cable size 50-95 Sqmm 3.5 core

All as per item No. 31 but for cable size 16-35 Sqmm 3.5 core

M & L for drilling suitable dia horizontal bore holes for insertion / laying of 50/100 mm bore GI tubing of any description below/under road surface/floors etc with using mechanical or manual devices as required at site including making good disturbed surface to match with the existing streta after laying pipes complete all as specified and directed

M&L for replacement of existing unsv Bus Bar Panel with new Bus Bar Panel of capacity 400 Amps copper bus bar 04 Nos with fixed on insulator welded with iron angle of size 50x50x6 mm thick grounting in floor , 0.45 mm depth grounting with PCC 1:3:6 upto ground level all as specified and directed. Cat Part No IHBC040004 of Make-Havells or equivalent in Legrand/L&T

M&L for replacement of existing unsv Bus Bar Panel with new Bus Bar Panel of capacity 200 Amps copper bus bar 04 Nos with fixed on insulator welded with iron angle of size 40x40x6 mm thick grounting in floor , 0.45 mm depth grounting with PCC 1:3:6 upto ground level all as specified and directed. Cat Part No IHBC020004 of Make-Havells or equivalent in Legrand/L&T.

Restringing (without taking down) of existing ACSR’s conductorsand earth wires including cradles, of any description, size & shape and in any position, as in LT/HT overhead lines, on existing poles, including opening of connections and binding wires, restringing and tightening of conductors/earth wire in position, removing sag, binding to insulators with new aluminum wire, making and connecting jumper connections etc. including testing complete all as specified and directed. The quoted rates shall be deemed to include the following provisions also :- (i) Setting/adjusting etc in position of cradles. (ii) Old serviceable spacers of ACSR conductor shall be reused and fixed as directed by Engineer-in-Charge.

M&L for prepration of old painted surface of steel tubular poles of 9 mtr long including cross arms, cable protection pipe, bus bar box and painting of complete area with one coat of aluminum paint from 1.5 mtr above ground level to top of pole and a height of 1.5 mtr from the ground level synethetic enamel paint in alternate strips / layer (30 cm wide) with white and blue colour including writing the pole number in white letters on black background and cleaning /cutting the grass/bushes at a radius of 2 mtr surrounding the pole all as directed.

M&L for replacement of existing unsv MCCB with new MCCB 350 Amp current carrying capacity 36 KA , AC 415 Volts, Ics= 100% Icu, four pole with thermal and magnetic adjustable type setting complete all as specified and directed. Make Legrand (DPX3) Cat Ref 422006 or equivalent to Seimens (3BL)/ Schednieder.

M&L for replacement of existing unsv MCCB with new MCCB 160 Amps current carrying capacity 36 KA , AC 415 Volts, Ics= 100% Icu, four pole with thermal and magnetic adjustable type complete all as specified and directed. Make Legrand (DPX3) Cat Ref 420057 or equivalent to Seimens (3BL)/ Schednieder.

M&L for replacement of existing unsv MCCB with new MCCB 125 Amps current carrying capacity 25 KA , AC 415 Volts, Ics= 100% Icu, four pole with thermal and magnetic adjustable type complete all as specified and directed. Make Legrand (DPX3) Cat Ref 420056 or equivalent to Seimens (3BL)/ Schednieder.

Trimming up of tree branches upto 3 mtr all around LT overhead lines, removing cut branches from site as directed. Note :- (i) The overhead lines will be kept clear from all trees by trimming of tree branches with 3 mtr all around the line. (ii) Necessary permission will be obtained from department by contractor one day prior to trimming in particular area and shut down of that area will be arranged by department.

Taking down existing old unsv LT panel board with all accessories and Supply, installing, erecting, commissioning and testing new factory made LT panel board cubical out door type of suitable size for housing of all equipments & proper heat dissipation, CPRI approved weather/dust proof, made out of 3.15 mm thick CRCA sheet powder coated with front and back side openable with suitable cable chamber and front side shutters with locking arrangement, panel base of angle iron 50x50x6 mm upto 45 cm height for 433 volts, 3 phase, 4 wire system including TPN copper bus bar of rating not less than 1.5 times the rated capacity of the incomer MCCB. The TPN bus bar shall be insulated with colour coded heat shrinkable sleeves and shall be mounted on F class insulators. All interconnections between the main bus bar as well as outgoing feeders shall be carried out with TPN copper bus bar of rating not less than 1.5 times rated capacity of individual outgoing feeders. All control wiring shall be with FRLS PVC insulated 6 sqmm multi-stranded copper conductor and shall be properly bunched. The panel board shall have bottom channel of size 75 x 40 mm and complete mounted or fixed on PCC foundation 0.45 mtr above floor and cable connection with suitable size of copper lugs and suitable size chrome plated glands provided for incoming and out-going cables comprising the following :-

Taking down existing old unsv LT panel board with all accessories and Supply, installing, erecting, commissioning and testing new factory made LT panel board cubical out door type of suitable size for housing of all equipments & proper heat dissipation, CPRI approved weather/dust proof, made out of 3.15 mm thick CRCA sheet powder coated with front and back side openable with suitable cable chamber and front side shutters with locking arrangement panel base of angle iron 50x50x6 mm upto 45 cm height for 433 volts, 3 phase, 4 wire system including TPN copper bus bar of rating not less than 1.5 times the rated capacity of the incomer MCCB. The TPN bus bar shall be insulated with colour coded heat shrinkable sleeves and shall be mounted on F class insulators. All interconnections between the main bus bar as well as outgoing feeders shall be carried out with TPN copper bus bar of rating not less than 1.5 times rated capacity of of individual outgoing feeders. All control wiring shall be with FRLS PVC insulated 6 sqmm multi-stranded copper conductor and shall be properly bunched. The panel board shall have bottom channel of size 75 x 40 mm and complete mounted or fixed on PCC foundation above 0.45 mtr on floor and cable connection with suitable size of copper lugs and suitable size chrome plated glands provided for incoming and out-going cables comprising the following :-

Taking down existing old unsv LT panel board with all accessories and Supply, installing, erecting, commissioning and testing new factory made LT panel board cubical out door type of suitable size for housing of all equipments & proper heat dissipation, CPRI approved weather/dust proof, made out of 3.15 mm thick CRCA sheet powder coated with front and back side openable with suitable cable chamber and front side shutters with locking arrangement panel base of angle iron 50x50x6 mm upto 45 cm height for 433 volts, 3 phase, 4 wire system including TPN copper bus bar of rating not less than 1.5 times the rated capacity of the incomer MCCB. The TPN bus bar shall be insulated with colour coded heat shrinkable sleeves and shall be mounted on F class insulators. All interconnections between the main bus bar as well as outgoing feeders shall be carried out with TPN copper bus bar of rating not less than 1.5 times rated capacity of of individual outgoing feeders. All control wiring shall be with FRLS PVC insulated 6 sqmm multi-stranded copper conductor and shall be properly bunched. The panel board shall have bottom channel of size 75 x 40 mm and complete mounted or fixed on PCC foundation above 0.45 mtr on floor and cable connection with suitable size of copper lugs and suitable size chrome plated glands provided for incoming and out-going cables comprising the following :-

Cutting the tarmac / hard standings and excavating in trenches across the road for laying cable including making good the excavated portion by means of PCC 1:3:6, type C1 matching with the surroundings all as directed.

Supply and replacing 1100 volts grade heavy duty PVC insulated aluminium conductor, served with inner sheathing of PVC in service connections suspended by insulating hangers not more than 1 mtr apart including 4mm suspension wire one twin core cable of size 16 Sqmm multi -strand complete all as specified and directed .

M/s Sumer Associates

Balaji Associate

TRIVENI ASSOCIATES

M/S JAI JAGDAMBEY TRADERS