Annual Maintenance of electrical installation at Haringhata Diary for the year 2024-2025 -- Repairing of 2 Two- nos High Mast tower light at Diary Campus.

Amount

Cutting of trees, including cutting of trunks and branches removal of stumps and roots, stacking of serviceable material with all lifts and up to a lead of 100 meters. Clearing grass and removal of rubbish up to a distance of 20 metres outside the periphery of the area and disposal of unserviceable materials. Work done by using JCB Machine, 6 nos. of helper and three days to complete the work.

Dismantling of the high-mast pole and all accessories 20/16 mtrs height and any capacity, including E repairs to raising and lowering system of high mast light and repairs to double drum winch, proper checking of lubrication system checking and tightening of trailing cable repairs to remote for up and down of lantern carriage, fixing of Flood light luminaires with suitable bracket and making serviceable including base protection of high-mast light and all accessories, Replacement of defective parts accessories shall be measured and paid separately under relevant item, Transport and T & Pi.e.Hydro crane, Ladder, spanners or any other eqpt for repair of high mast lights shall be provided by Contractor and cost for the same deemed to be included in respective item. Dismantling all parts of the high-mast pole removed for repairing purposes.

Repairing and servicing charges for the high mast including the following activities. a) Servicing of double drum winches including cleaning, oil filling, hardware checking, winch alignment checking, etc..., b) Checking and correcting the clamps & hard wares on wire ropes & trailing cables including their replacement (only clamps), if required. c) Checking and correcting the local electrical connections inside the high mast. d) Checking junction boxes & their connections on the lantern carriage including required. their replacement, if e) Checking the earth connections of the high mast & tightening all loose hardware. f) Checking of alignment of lantern carriage with respect to mast, installation & wiring of light fittings. (Supply of all spare parts for the above job shall be in Contractor scope)

Replacement and installation of G.I Rope 6mm special type Inside and outside the high mast pole

Supply and fixing D clamp inside the highmast pole for support of G.I Rope

Supply and fixing Theem Ball for protection of highmast rope

Supply and fixing 2.5mm 5core copper cable for light connection and motor connection (Make: Gloster)

Supply and fixing of a 240V, Electronic Ignitor. Make -Phillips, Cat no - SI 51

Supply and fixing 400 watt matel balast

Supply and fixing of a 240V, 400W Metal Halide Elliptical lamp. Make -Phillips, Cat no - HPI-T Plus 40000 lumens 400W lamp.

Checking, testing and commissioning of 20/16 mtrs high mast pole, of lifting equipment hydra etc & fixing & wiring of luminaries with 5 core 2.5 sqmm flexible cable, 32 amp 4 pole MCB etc with necessary arrangement with labour cost

Servicing of motor for up and down of light carraige, with heat verneshing and proper checking, testing and refixing the same

DECADON ENGINEERING (BID ID -5884327)

MALLICK ENTERPRISE (BID ID -5886985)