REPAIR AND MAINTENANCE OF LT DISTRIBUTION NETWORK INCLUDING LT PANELS, FEEDER PILLAR BOXES AND ALLIED WORKS AT SITE E AND NCHC AMDALLI UNDER GE(SEABIRD) KARWAR

Amount

Excavation in trenches not exceeding 1.5 m deep and not exceeding 1.5 m wide and getting out in soft/loose soil all as specified and directed.

Returning filling in levelling, watering and well ramming in layers not exceeding 25 cm thick all as specified and directed.

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

M & L for sand filling in trenches above and below the cable as in cable protection complete all as specified and directed. NOTE: Punned thickness only shall be measured and paid.

Taking down carefully UG cable (LT/HT) of any size from the trenches/ wall/ pole and keeping aside for reuse the servicieable cable and remove the unserviceable cable for offering credit including removal of brick/ PCC cable cover complete all as specified & directed.

Sypplying & Laying in repairs reinforced precast concrete cable cover, class LV, type 1 with peak, size 250 mm x 150 mm x 40 mm all as specified and directed.

S & F in repairs GI tubing 'Light' grade with all fittings for cable protection fixed on poles/walls/laid under roads crossing etc and made good the disturbed surfaces/ area all as specified and directed for following sizes of pipes :-

(a) 50 mm bore.

(b) 80 mm bore.

Laying only in repairs including jointing, testing & commissioning of XLPE/ PVC insulated, amoured, heavy duty LT UG electric cable in trenches/ walls/ poles/ passing through pipes with multistranded aluminium conductor 1100 V grade of size 4/3.5 core, 50 Sqmm including lugs/ thimble/ ferrules connection etc complete all as specified and directed. NOTE: Cable shall be issued under Sch 'B' free for fixing/ laying only.

Description all as per Item No. 8.00 above but for 70 to 95 Sqmm 3.5 core.

Description all as per Item No. 8.00 above but for 120 to 240 Sqmm 3.5 core.

Description all as per Item No. 8.00 above but for 300 to 400 Sqmm 3.5 core.

Testing of LT UG cable by checking the insulation resistance using 5000 V x 10000 V fault insulation locator tester, identify any number of cable fault in a single stretch (from source to load) and pin point the fault location complete all as specified and directed by Engr-in-Charge. NOTE: In single stretch any Nos of fault shall be considered as one job and paid as one job only.

S & F in repairs combi space heaters with built-in capillary thermostat 15 Amp, 230 V, 100 W, 25 to 80 Degrees of size 250 x 75 x 38 mm for LT & HT switch gear panel boards, a long lifesturdy aluminium sheathed heater and accurate thermostat. High Voltage test at 2 KV/ min, insulation resistance > 10 Mega Ohms, Power Rating within +/- 5%, thermostat calibration all conforming to IS-4165 complete all as specified and directed.

M & L in repairs for straight through joints (epoxy) suitable for 3.5 core PVC insulated and PVC sheathed armoured LT underground cable with aluminium conductors including joint kits and labour complete for making joints all as specified and as directed for 3.5 core cable 16 Sq mm.

Description all as per Item No. 14.00 above but for 3.5 core cable 25 to 50 Sqmm.

Description all as per Item No. 14.00 above but for 3.5 core cable 70 to 95 Sqmm.

Description all as per Item No. 14.00 above but for 3.5 core cable 120 to 185 Sqmm.

Description all as per Item No. 14.00 above but for 3.5 core cable 240 Sqmm.

Description all as per Item No. 14.00 above but for 3.5 core cable 300 Sqmm.

Description all as per Item No. 14.00 above but for 3.5 core cable 400 Sqmm.

S & F in repairs MCCB 4 pole, 415 volts adjustable type overload & short circuit setting including disconnecting the incoming/ outgoing cable connections and re-connecting with suitable aluminum lugs/ ferrules etc. after taking out the existing unserviceable and making good the disturbed surface for 100 Amps with breaking capacity 16 KA complete all as specified and directed.

Description all as per Item No. 21.00 herein above but for 125 Amps with breaking capacity 16 KA.

Description all as per Item No. 21.00 herein above but for 160 Amps with breaking capacity 36 KA.

Description all as per Item No. 21.00 herein above but for 200 Amps with breaking capacity 36 KA.

Description all as per Item No. 21.00 herein above but for 250 Amps with breaking capacity 36 KA.

Description all as per Item No. 21.00 herein above but for 350/400 Amps with breaking capacity 36 KA.

Description all as per Item No. 21.00 herein above but for 630 Amps with breaking capacity 36 KA.

S & F in repairs MCCB 4 pole, 415 Volts with Microprocessor release 630 Amps with breaking capacity of 50 KA all as specified and directed.

S & F in repairs ACB 4 pole, 415 Volts with Thermal Magnetic Release (Manual drawout type) of capacity 2500 Amps complete all as specified and directed.

Supply only in repairs the following items all as specified and directed:

(a) Voltmeter digital type 0-500 Volts.

(b) Ammeter digital type suitable to 0 - 100 Amps.

(c) Copper sector lugs long barrel suitable for 25 Sqmm cables.

(d) Copper sector lugs long barrel suitable for 50 Sqmm cables.

(e) Copper sector lugs long barrel suitable for 70 Sqmm cables.

(f) Copper sector lugs long barrel suitable for 95 Sqmm cables.

(g) Copper sector lugs long barrel suitable for 120 Sqmm cables.

(h) Copper sector lugs long barrel suitable for 240 Sqmm cables.

(j) Sheared rubber gasket suitable to LT Panel board.

(k) Indicator lamp LED type 'R Y B' of existing shape & size.

Disconnecting all the electric connection and taking down old unserviceable Air Circuit Breaker (ACB) of any make/ description in any position from existing LT Panel and Supplying, installation, testing and commissioning of new LT Air Circuit Breaker TPN, 440 Volts, 50 Hz of capacity 1600 Amps, manual draw out type, having over current and fault protection complete fixed to existing LT Panel with all fixing arrangement as required at site complete all as specified and directed by Engr-in-Charge. MAKE: Siemens, L&T or equivalent as approved by GE.

Description all as per item No. 32.00 above but Air circuit Breaker (ACB) Microprocessor based Trip Unit 440 volts, 3 Phase, 50 Hz, 1250 Amps, Standard breaking capacity 500 V AC Ics.

Description all as per item No. 32.00 above but Air circuit Breaker (ACB) Microprocessor based Trip Unit 440 volts, 3 Phase, 50 Hz, 800 Amps, Standard breaking capacity 500 V AC Ics.

Description all as per item No. 32.00 above but Air circuit Breaker (ACB) Microprocessor based Trip Unit 440 volts, 3 Phase, 50 Hz, 630 Amps, Standard breaking capacity 500 V AC Ics.

M & L for replacement of old deteriorated existing bottom, external & internal steel surfaces of feeder pillar boxes/ panels/ boards of any description and in any position including removal of disintegrated & deteriorated paint either by hand scrapping or by blow lamps, applying necessary filler coat and stopping as required and applying two coats of synthetic enamel paint (grey in color) with using spray machine over a coat of red oxide primer on old prepared surfaces complete all as specified and directed by Engineer-in-Charge. NOTE: Rate quoted by the contractor is deemed to include fixing of cable glands, cable lugs and for writing/ marking the MES /SM No and other relevant details with paint in the pattern and style as approved by the Engineer-in-Charge.

M & L for earthing complete with galvanized steel earth plate electrode 600 mm x 600 mm x 6 mm buried directly in ground vertically to a depth not less than 4.50 meter below normal ground level (with top edge of earth plate not less than 3.25 meter below ground level) connected to GI strip 32 mm x 6 mm main earthing lead by means of galvanized bolts, nuts and washers all as shown in electrical plate no 5 of MES Schedule Part-I (1991) with connected to earth test point & to main switch board /panel etc. all as specified and testing on completion with and including necessary excavation and earth work in any type of soil, earth electrode, earthing lead from electrode to equipment/substation/panel etc, adequate quantity of charcoal dust and common salt, PCC (1:3:6) type C-1 (using 20 mm graded black trap/granite/Basalt stone aggregate) for earth pit with 40 x 40 x 6 mm mild steel angle iron frame for cover, pre cast RCC (1:2:4) type B-1 (using 20 mm graded black trap/granite/Basalt stone aggregate) 40 mm thick cover reinforced with 8 mm dia TMT bars 3 Nos both way with 12 mm dia round MS bar handle, GI light grade watering pipe 15 mm dia with funnel and wire mesh, and 40 mm dia GI light grade earth lead protection pipe, complete all as specified and directed. NOTE : Earth strip and its protection pipe upto and including 7.5 mtr only from the top of earth electrode are included under this item and additional earth strip/protection pipe etc. if any required at site shall be measured and paid for separately under appropriate item of Schedule `A’.

Description all as per item No. 37.00 above but using 4 mm dia GI earth wire complete all as specified and directed.

S & F in repairs 32 mm x 6 mm, copper earth strip all as specified and directed.

M & L for testing of earthing carried out through earth testing instrument after disconnecting both end of the earthing strip or wire for LT Panels/MDSS panel/ DSS panel report should be submitted to Engineer-in-Charge all as specified and directed.

ANKIT SHIP REPAIRERS AND SUPPLIERS

Raheel Enterprises

SRI GURUPRASAD INFRATECH

NAGESH BEERAPPA NAIK WORKS CONTRACTOR

M/S DK Enterprises

VITTAL P NAYAK

Bidder Name

ANKIT SHIP REPAIRERS AND SUPPLIERS

Raheel Enterprises

M/S VERNEKAR AGENCIES

M/S DK Enterprises

SRI GURUPRASAD INFRATECH

NAGESH BEERAPPA NAIK WORKS CONTRACTOR

VITTAL P NAYAK