SPECIAL REPAIRS TO CONVERSION OF LT OVER HEAD CONDUCTOR TO LT UNDER GROUND CABLE FROM RO OFFICE TO WATCH TOWER NO 5 AT INA, EZHIMALA

Amount

Dismantling of defective/perished ACSR conductor over head line from existing pole, service feeder or distribution span all as directed.

Dismantling of unserviceable GI earth conductor of any type from over head line from existing pole, service feeder or distribution span all as directed.

Dismantling rusted MS channel,cross arms, clamp of any type and size and back plate by unscrewing bolt and nuts etc from pole all as directed.

Dismantling old unserviceable insulators of any size, type, capacity complete all as directed.

Excavation in trenches not exceeding 1.5 m in width and depth and getting out in hard and dense soil complete all as specified and as directed by Engineer-in-Charge. Note :- a) Prior approval of station HQ is to be obtained to avoid damages of other co-existing utility services b) The excavation shall be done manually.

Returning and filling in including levelling watering and well ramming into layers not exceeding 25 cm in hard/dense soil complete all as specified and as directed by Engineer-in-Charge.

Removal of excavated soil to a distance not exceeding 50 m and depositing at a level not exceeding 1.5 m from starting point complete all as specified and as directed by Engineer-in-Charge.

Supplying and spreading, compacting riddled earth for cushioning and covering of the UG cable in trenches complete all as specified and as directed by Engineer-in-Charge.

Supply and lay un-reinforced precast concrete cable cover class LV, type 1, size 250 mm x 150 mm x 40 mm complete all as specified and as directed by Engineer-in-Charge. Note: Contractor has to produce PCC cable cover test certificate from the manufacturer.

Supply and lay including fixing and connecting electrically XLPE insulated LT underground cable, armoured heavy duty galvanised steel strip electric cable with aluminum conductor multi-stranded 1100 volts grade, laid in trench, fixed on wall/pole drawn through pipe etc including provision of lugs, saddles, glands & testing of following sizes complete all as specified and directed. (a) 3.5 core 185 sqmm Note for item 10 to 15: Excavation shall be measured and paid seperately. Quoted rate include of making connection to LT panel/feeder pillar box/junction box through suitable size aluminium lugs and cable glands.

All as per item No 10 above but of size 95 sqmm 3.5 core complete all as specified and as directed.

All as per Sl item no 10 above but of size 35 sqmm, 3.5 core complete all as specified and as directed.

All as per item No 10 above but of size 25 sqmm 3.5 core complete all as specified and as directed.

All as per Sl item no 10 above but of size 16 sqmm, 4core complete all as specified and as directed.

Supply and fix in replacement of copper cable flexible 1.5sqmm 3core, 230V complete all as specified and directed.

M & L for thermoplastic weather proof street light junction boxes of size 250 x250 x155 mm consisting of 4 Nos connectors of capacity 63Amp 415V with proper closing arrangement, elmax connector for neutral link including pole mounting clamp with nut bolts and making necessary cable connection all as specified and directed.

Supply and fix in replacement route indicator for marking of LT UG cable of any size with cast iron round plate of 100 mm dia suitably fitted with and including MS angle iron 40x40x5mm with GI nut, bolt and washers, MS angle grouted in PCC block of 20x20x30cm including necessary earthwork and painting the iron surface with two coats of synthetic enamel paint over a coat of zinc chromate primer complete all as specified and as directed.

Material and labour for cutting the existing road/hard standing made of concrete or premix carpet, WBM, soling and moorum filling including excavating for laying the cable/pipe, width 0.3m and depth 0.6m all as directed and making good the road/hard using pre mix bituminous as required at site to match with the existing surface complete all as specified and as directed by Engineer-in-Charge. NOTE: Breaker machine diamond cutter shall be used all as directed by Engr-in-charge .

Supply and fix GI tubing light grade 80 mm nominal dia in trench/ road/ pole for cable protection including taking out unserviceable pipes complete all as specified and as directed by Engineer-in-Charge.

All as per item No 19 above but of size 40mm nominal dia complete all as specified and as directed.

Demolition of plain cement concrete of coping/foundation or as site requirement complete all as specified and as directed by Engr in charge.

Material and labour for mass concrete filling in foundation/ coping/ wall with PCC 1:3:6 using 40 mm graded stone aggregate, type C2 as site requirement complete all as specified and as directed by Engr in charge.

M&L for making hole of 10mm dia on existing street light pole for entry of 3 core cable for connecting between street light junction box and street light using necessary cutting or welding machine complete all as specified and as directed by Engr in charge.

Taking out unserviceable earthing completely and providing Earthing complete with GI earth plate electrode 600 x 600 x 6.0mm buried directly in ground vertically to a depth not less than 2.25 M below GL with top edge of the earth plate not less than 1.5 M below normal GL connected with GI strip 32x6mm by means of bolts, nuts check nut and washers of GI and earth strip protected by GI pipe 40mm bore light grade and watering pipe 20mm bore GI pipe medium grade including one test point for testing purpose with funnel and connected to switch/control board upto 7.5m away from earth electrode including earth work, PCC (1:3:6) type C-1 chamber, RCC (1:2:4) type B-1cover slab 50mm thick with 8mm dia TMT bars reinforcement both ways at 140mm C/C, charcoal, salt, water pipe, wire mesh, lugs etc and testing complete all as applicable and as per Plate No.3 of SSR 2009 complete all as specified and as directed. Note : The unit rate shall also include for excavation, earth work in hard/dense soil PCC (1:3:6) type C1 pit, RCC cover slab, GI funnel with 40 mm dia watering pipe, wire mesh, 50mm dia light grade GI protection pipe for earth lead etc., complete as directed.

Supply, Installation, Testing and commissioning of LT feeder pillar box out door type double door floor mounted free standing dust and vermin proof panel fabricated out of 3.15mm thick and internal compartment should be not less than 2mm thickness CRCA sheet of suitable size duly pretreated in seven tank process for degreasing, de-rusting and phosphate primer powder coated then painted with final coat of epoxy base powder coat. Panel shall be having front and rear opening for installation of separate cable alleys with proper locking arrangement with busbar chamber and switch gear compartments. Provision in cable alleys to be kept for bottom cable entry for incoming and outgoing cables. A clear space of 400mm to be kept from floor level for switch gear compartment. Extended bus bar links/terminals to be provided for heat dissipation. Suitable size knockout holes for cable glands shall be provided. Make and size of panel duly mentioned the size of each component and switch gear layout drawing shall be got approved by Eng-in- charge before the procurement. The panel shall duly supported on angle iron of size 40x40x4mm thick. Panel shall include following accessories: (a) Bus bar chamber ( 4 nos TPN 100 amp rating ) ( Aluminium bus bar )- 01Set (with proper colour code ) (b) Indicator LED lamp assy -03No (c) Complete wiring of panel with suitable gauge multi stranded copper conductor with proper color code. (d) Digital multi functional meter to measure current, voltage , power factor etc -01Nos with connected CTs of suitable size. Panel should have separate chambers and suitable size of aluminum bus bar extensions for connecting cables including following switchgear/ accessories i) MCCB TPN 63 A (incoming)- 01 No, (ii) MCCB TPN 32 A -02 Nos,(iii) MCCB TPN 32A -03 Nos (outgoing), (iv) Contractor MCX 03, 4 pole,415 volts, 32 Amps – 01 Nos (v)Astronomical time switch day/weeks programmed with reserve 30 minutes, - 01 No (Note : a, panels shall be procured from firms having CPRI approval certificate. b) panel drawing should be approved by Engr in charge before manufacturing c) quoted rate shall include necessary earth work and PCC required complete All as specified and directed by Engr- in- charge ) d) panel should have separate cable alleys on both side.

Supply, Installation, Testing and commissioning of LT feeder pillar box with out door type, double door, floor mounted free standing dust and vermin proof panel fabricated out of 3.15 mm thick and internal compartment shall be not less than 2mm thickness CRCA sheet of suitable size duly pretreated in seven tank process for degreasing , de-rusting and phosphate primer powder coated then painted with final coat of epoxy based powder coat. Panel shall be having front and rear opening for installation of separate cable alleys with proper locking arrangement with tabular chamber and switch gear compartments. Provision in cable alleys to be kept for bottom cable entry for incoming and outgoing cables. Extended bus bar links/terminals to be provided for heat dissipation. Suitable size knockout holes for cable glands shall be provided. Make and size of panel duly mentioned the size of each component and switch gear layout drawing shall be got approved by Eng-in- charge before the procurement. The panel shall be supported on angle iron of size 40x40x4mm thick. Panel shall include following accessories: (a) Bus bar chamber ( 4 nos TPN of suitable capacity) (b) Indicator LED lamp assy -03 Nos (c) Complete wiring of panel with suitable gauge multi stranded copper conductor with proper color code. (d) Digital multi functional meter to measure current, voltage , power factor etc -01 , with connected CTs of suitable size. Panel shall be separate chambers and suitable size of aluminum bus bar extensions for connecting cables including following switchgear/ accessories i)MCCB TPN 32 A as incomer- 01 No, (ii) MCCB TPN 25A -01 Nos ,(iii) MCCB TPN 25 A -02 Nos (for watch tower and street light connected through contactor MCX 03, 4pole, 415V, 32 Amps -01 No (iV) Astronomical time switch day/weeks programmed with reserve 30 minutes, - 01 No (Note : a) panels shall be procured from firms having CPRI approval certificate. b) panel drawing should be approved by Engr in charge before manufacturing c) quoted rate shall include necessary earth work and PCC required complete All as specified and directed by Engr- in- charge ) d) panel should have separate cable alleys on both side.

Schedule of Credit (Minus) Rs. 232100.00 NOTE: Bidder shall insert credit amount of Rs. 232100.00 as rate in Green field under Col-5.

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