SPECIAL REPAIRS TO POWER DISTRIBUTION NETWORK AND EARTHING WITH ALLIED WORKS AT AFS BAGDOGRA UNDER GE (AF) BAGDOGRA

Amount

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth for taking out pipe line etc for repairs / laying cables etc and getting out in soft / loose soil complete all as specified and directed.

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

Removal of excavated material [soil] to a distance not exceeding 50 m 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 clean dry sand in trenches/ducts for cushioning to cable complete all as specified and directed. Note:- Punned thickness shall be measured.

Supplying and laying Bricks; common burnt clay building bricks, sub-class ‘B’ designation 75 complete all as specified and directed.

Supply,laying,testing and commisioning in trenches after removing old cable and fixing or passing through pipe, 1100 Volts grade heavy duty LT UG cable, 120 Sqmm, 3.5 Core with XLPE insulated stranded Aluminium conductor served with an inner sheathing of PVC tape, Armoured with galvanised steel wire and overall sheathed including cable gland, lugs, jointing material etc all as specified and directed.

All as per item No. 6.00 here-in-before but 240 Sqmm, 3.5 Core complete all as specified and as directed.

All as per item No. 6.00 here-in-before but 95 Sqmm, 3.5 Core complete all as specified and as directed.

All as per item No. 6.00 here-in-before but 70 Sqmm, 3.5 Core complete all as specified and as directed.

All as per item No. 6.00 here-in-before but 50 Sqmm, 3.5 Core complete all as specified and as directed.

All as per item No. 6.00 here-in-before but 35 Sqmm, 3.5 Core complete all as specified and as directed.

All as per item No. 6.00 here-in-before but 25 Sqmm, 3.5 Core complete all as specified and as directed.

All as per item No. 6.00 here-in-before but16 Sqmm, 4 Core complete all as specified and as directed.

All as per item No. 6.00 here-in-before but 10 Sqmm, 2 Core complete all as specified and as directed.

Supply and laying in replacement of 'light grade', galvanised iron tube, 50 mm bore laid in trenches for cable protection at road crossing etc including necessary making good or fixing on wall / poles of any type, secured with clamps and required boring under road or hard surfaces complete with all fittings laid in trenches all as specified and directed.

Supply and laying in replacement of 'light grade', galvanised iron tube, 80 mm bore laid in trenches for cable protection at road crossing etc including necessary making good or fixing on wall / poles of any type, secured with clamps and required boring under road or hard surfaces complete with all fittings laid in trenches all as specified and directed.

S&F for taking out old unserviceable MCCB TPN/FP from existing Feeder pillar/ LT panel board and supply and fixing MCCB TPN/FP 63 Amps capacity, rup capacity 16 KA, 415Volt s, 50 Hz including necessary modification in panel board for incoming and outgoing cable connection with replacement of burnt lugs of suitable size for aluminium conductor cable, nuts bolts etc as per site requirement and as directed.

All as per Item No 17.00 above, but 100 amps capacity, 16 KA complete all as specified and as directed.

All as per Item No 17.00 here-in-before, but 125 amps capacity, 16 KA complete all as specified and as directed.

All as per Item No 17.00 here-in-before, but 160 amps capacity, 36 KA complete all as specified and as directed.

All as per Item No 17.00 here-in-before, but 200 amps capacity, 36 KA complete all as specified and as directed.

All as per Item No 17.00 here-in-before, but 250 amps capacity, 36 KA complete all as specified and as directed.

All as per Item No 17.00 here-in-before, but from 350 amps to 400 amps capacity, 36 KA complete all as per site requirement and as directed.

S&F for ACB 4 Pole, 415 V, with Microprocessor Release (Manual draw out type) of capacity 630 Amps complete all as per specified and directed.

M&L in replacement Earthing complete with copper earth plate electrode 60cm X 60cm X 6mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below normal ground level) with top edge of plate not less than 1.5 mtr below ground level connecting to the copper strip strip 20 x 3 mm, by means nut bolt, nuts, check nuts and washer of the GI Earth wire protected by provision of GI light grade pipe 40 mm bore incl provision of concrete pit in PCC (1:2:4), type B-1 (using 20 mm graded stone aggregated) with 40 mm thick cover with RCC (1:2:4) reinforced with XPM (weight not less than 4 Kg / Sqm) and frame of angle iron 25mm X 25 mm X 3mm with lugs 2 Nos and with 6 mm dia MS bar handle made to shape, GI light grade 20 mm bore pipe for watering perforated at bottom 1.75 mtr long placed on top edge of earth plate, common salt and charcoal filling, taste point made out of phosphorus bronze with fixing arrangement, funnel, wire mesh and earth work in hard/dense soil, returning filling in and removal of surplus soil to a distance not exceeding than 50 mtr, all as per electric plate No 3 of SSR Part I 2020 and connection to earth test point all as specified incl testing on completion”.

M&L for safe earthing electrode (SEE) designed with pipe technology with hot deep Zinc coated & Alloy coated (80 – 100) microns MS pipe size of outer pipe 76.3 mm dia and inner pipe 41.9 mm, 3 mtr long inside filled with) crystalline conductive mixture (CCM) having non corrosive and conductive properties complete with two bag of Black filled compound (Electrodite) mixed with soil all around the earth pipe for smooth charge dissipation complete with PCC earth pit made in cement mortar of 1:2:4, type B-1 with 20mm graded aggregate of size 450 x 450 x 450 mm with RCC pit cover. Make :- Ashlok Model No : ASEEL-39-ZC & AC (76.3mm Dia) or equivalent make as approved.

NOTES :- 1. The amount of schedule of credit shall be deducted from the total of this BOQ for arriving at contract sum.

BUILDERS ASSOCIATE

M/S MANAS MITRA

M/S. KRISHNA COMMERCIAL CORPORATION

SUNIL DAS AND CO

SHRI P P SHARMA

SREE SWAPAN KUMAR GHOSH

M/S LAKPA LAMA

Shree Ram Construction

SARKAR ENGINEERING CO.