Day to day electrical maintenance of power supply system, fault rectification, HT and LT overhead line extension, dismantling, erection and illumination N other misc jobs as required of Rakas Rehabilitation site n Natraj at Boulpur under JOCP for 2yr

Amount

scope of work includes the following: a. Day-to-Day Electrical Maintenance and Fault Rectification: >> Routine maintenance of HT (3.3 kV) and LT (440 V/230 V) overhead powerlines. Attending to trippings, short circuits, and failure incidents on an emergency basis. >> Replacement of damaged insulators, cross arms, conductors, lightning arrestors, and earthing arrangements. >> Line patrolling and preventive maintenance including vegetation clearance. b. HT and LT Overhead Line Extension, Dismantling and Erection: >>Extension and rerouting of power lines based on shifting population or development plans. >>Dismantling of idle/unserviceable lines and installation of new lines. >> Realignment of existing lines due to road construction, encroachments, or public safety concerns. c. Illumination and Other Miscellaneous Jobs: >>Street lighting maintenance and installation. >>Maintenance of community building lighting systems. >>Periodic checking and servicing of distribution panels, switches, and fuses. d. Maintenance and Fault Rectification of Power Supply Equipment: >> Checking, repairing, and servicing of starters, distribution panels, isolators, and control switches for drinking water supply pumps at Rakas and Natraj. >> Emergency breakdown rectification for pump control panels and transformers. >>Oil level checking, and general upkeep of transformers at the sites.

MANPOWER

Scope of work: a. Checking , repairing, maintenance and fault rectification of HT and LT overhead powerline feeders of Rakas Rehabilitation Village Baulpur and Natraj. b. Rectification of running/emergency break down of drinking water supply pump starter, switches, distribution panels and transformers of Natraj and Rakas Rehabilitation Village, Boulpur 1. Skilled – 02 nos/ day 2. Semiskilled – 02 nos/ day (for 3 days/week*52 weeks/year*2 years=312 days)

MANPOWER

Trimming of Tree branches Rakas Rehabilitation site at Boulpur ( as and when reuired )

Hiring of tractor with trolley (for removal of Tree branches by Tractor upto maximum 2 KM)

Erection of steel tubular pole following length in cement concrete 1:3:6 (1 cement : 3 Course sand : 6 graded stone aggrt. 40mm nominal size) foundation including excavation and refilling etc. as required (above 8 meter and upto 10 meter

Supplying & erection of Stay set complete (galvanized ) with 19/20 mm dia x 1.8 Mtr. long stay rod, anchor plate of size 45Cm x 45Cm x 7.5Cm thick thimble ,stay clamps turn buckle ( 20mm x 60mm) , 7/3.15 mm dia G.I.stay wire and strain insulator etc. in Cement concrete 1:3:6 ( 1 cement : 3 Course sand : 6 graded stone aggrt. 40mm nominal size) foundation including excavation and reflecting etc. as required

Supplying of channel iron 75 mm X 40 mm X 6 mm (7.14 kg per metre) cross arm for 4 wire over head line complete with clamps, bolts, nuts and washer etc including drilling of holes for insulator pins etc (as per drawing) and painting with primer and finished paint as required.

Erection of angle iron/ channel iron cross arm on wood/ RCC/ PCC/ steel tubular/ rail pole etc. as required.

Supplying of two lengths of channel iron 75 mm X 40 mm X 6 mm (7.14 kg per metre) double pole cross arm for three wire 11KV over head line conductors complete with through bolts and nuts for clamping to the poles, 50 mm X 6 mm M.S. flats welded on one side to the channel iron and with bolts and nuts on the other side for tying the cross arms together, including drilling holes for insulator pins/ fittings, bolts, nuts and washers etc (as per drawing) and painting with primer and finish paint as required.

Erection of pole top/ straight two wire/ V shape two wire, angle iron/ channel iron, cross arm on steel tubular/ rail/ PCC pole for 11/22/33 KV as required.

Supplying and erection of 75 mm X 90 mm shackle insulator with G. I. Bolt, nuts and straps etc. as required .

Supplying and erection of 100 mm X 80 mm pin insulator complete with G. I. Spindle and nuts etc. as required .

Supplying and laying 25 mm X 5 mm G.I strip at 0.50 metre below ground as strip earth electrode, including connection/ terminating with G.I. nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of G.I. nut bolt & spring washer spaced at 50mm)

Supplying of Chemical earthing rod of 14-15 mm dia ,3 meters length Copper bonded Carbond steel core electrode with earth enhancing compound of 50 Kgs for making connection with Cable /flat complete set as required .

Labour charges for excavation for erection of earthing set including supplying of inspection chamber complete with connection testing, and commissioning etc. as required

Erection of all aluminium conductor of 7/3.40 mm to 7/4.00 mm diameter and above including binding etc. as required

Supply of G.I. Wire (6 SWG ) (for running earth wire) (including 15% contractor's profit)

Erection of G.I. Wire No. 8 SWG including binding etc. as required.

Erection of cradle guard as required.

Making/Fabrication of Cradle Guard (one no.)

Supplying and fixing of 32 mm dia X 2.00 metres long GI. pipe (medium class) bracket for mounting of fluorescent / HPMV / HPSV street light fitting on pole including bending the pipe to the required shape, 2 nos 40 mm X 3 mm flat iron clamps with nuts, bolts and washer, painting the flat iron with primer and finish paint etc. as reauired.

Supplying and drawing of 6 Sq.mm twin core weather proof Aluminum Service wire

Providing clamps with MS nuts bolts and washers etc. as required

Dismantling of LED street /flood Light.

Fixing of LED street / flood Light fittings.

Erection of AB cable upto 120 Sq.mm

Painting of pole with synthetic enamel paint of approved brand and manufacture to give an even shade with two or more coats. (6 sqm/pole)

Total impact of GST plus Labour Cess [@ 1 % (BOCW Cess to be deducted from the RA bill as per the value of the work progress)] for the purpose of CTC

J.N. RAY (BID ID -1196373)

Sachin Kumar Pradhan (BID ID -1196015)

TRISHAKTI ENGINEERING (BID ID -1194756)