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| 1 | Repairing/overhauling of existing outdoor-type LT panel boards/feeder pillar boxes of any size/type, fixed on PCC blocks, including cleaning with compressed air; tightening of all electrical connections to bus bars and switchgear; refixing of loose doors with proper fixing and locking arrangements, including necessary welding work as required; replacement of worn-out/burnt/rusted/loose lugs, door locks, nuts, bolts, hinges, washers, and internal wiring with suitable size (minimum 1.5 sq mm) PVC insulated copper conductor wire; repair to PCC work as required at site; and including disconnection of all cables from the bus bar, insulating the naked portions of Al/Cu conductors, and reconnecting the same after repair of the panel, along with proper connection of the main earth wire/lead to the panel body using lugs, complete all as specified and directed. |
| 2 | Repairing/overhauling of existing indoor-type LT panel boards/bus bars/V-TPN DBs of any size/type, fixed on building walls, including cleaning with compressed air; tightening of all electrical connections to bus bars and switchgear; refixing of loose doors with proper fixing and locking arrangements, including necessary welding work as required; replacement of worn-out/burnt/rusted/loose lugs, door locks, nuts, bolts, hinges, washers, and internal wiring with suitable size (minimum 1.5 sq mm) PVC insulated copper conductor wire; repair to plaster work as required at site; and including disconnection of all cables/sub-mains from the bus bar, insulating the naked portions of Al/Cu conductors, and reconnecting the same after repair of the panel, along with proper connection of the main earth wire/lead to the panel body using lugs, complete all as specified and directed. |
| 3 | M&L for preparing doors of existing LT panels/feeder pillar boxes with locking arrangements and gaskets, made of 2 mm thick CRCA sheet, including hinges and necessary welding work, complete all as specified and directed. |
| 4 | Checking and identifying defects/fault points in LT/HT cables using a cable fault locator machine or by manual excavation, including taking out bricks from the trench up to the fault point along the cable route and re-laying the same using old bricks/sand, including refilling and making good the surface after rectification of the defect, complete all as specified and directed, for the following cable length:-(a) 0 -200 m |
| 5 | (b) 0 - 350 m Note for item No 4.00 and 4.01: The cable fault locator machine, along with all T&P required for identifying the fault location, shall be arranged by the contractor, and the cost thereof shall be deemed to be included in the unit rate for fault detection using the machine or manually as directed by the Engr-in-Charge . |
| 6 | Dismantling and taking out defective LT PVC/XLPE cables from trenches, including cutting and removing defective portions, and supply and making of cable joints using straight-through, cold-shrink type joints, including making connections of LT cables, megger testing, and restoration of electric supply, complete, including jointing materials, for the following sizes of cables. Joint :-(a) 25 sqmm 3.5 core to 95 sqmm, 3.5 core |
| 7 | (b) 120 sqmm 3.5 core to 300 sqmm 3.5 core |
| 8 | Disconnecting and dismantling of damaged/unserviceable cables of any type/make, and supply and laying (in replacement) of XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, heavy-duty 1100 volts grade electric power cables with stranded aluminium conductors, including providing and fixing lugs at both ends of the cable, wrapping PVC tape over XLPE insulation, and testing, complete all as specified and directed, for the following sizes:-(a) 25 Sqmm 4 coreNote: Excavation and earthwork, sand cushioning, brick protection, and GI pipe (where required) shall be measured and paid for separately. |
| 9 | (b) 50 Sqmm 3.5 core |
| 10 | (c) 95 Sqmm 3.5 core |
| 11 | (d) 120 Sqmm 3.5 core |
| 12 | (e) 185 Sqmm 3.5 core |
| 13 | Excavation in trenches not exc 1.50 m wide and n.exc 1.50 m in depth, getting out for laying electric cable in any type of soil complete all as specified and directed. |
| 14 | Removing surplus excavated soil to a distance n.exc 50m and depositing where directed at a level n. exc 1.50 m above starting point complete all as specified and directed. |
| 15 | Returning, filling in, soil obtained from excavation including spreading, levelling, watering and well ramming in layers n.exc 25cm thick complete all as specified and directed. |
| 16 | Supply and laying flyash brick (Modular size) laid dry and flat across the length of cable for protection of cable complete all as specified and directed. |
| 17 | M&L for sand cushioning to underground cable (8 cm thick before laying and 15 cm thick after laying the cable complete all as specified and directed.Note : Punned thickness shall be maesured. |
| 18 | S&F in replacement GI tubing, light grade, with all necessary fittings, laid in trenches/under road crossings/fixed on poles or walls/under floors, including suitable mild steel flat iron clamps of required size, complete all as specified and directed, for the following sizes:-(a) 50mm bore |
| 19 | (b) 80 mm bore |
| 20 | Dismantling and taking out burnt LT cable ends of any size from transformers/LT panels/LT feeder pillars/street light pole boxes/trenches of any type/size, including making the cable suitable for reconnection by providing lugs at the burnt ends, preparing fresh terminals, and reconnecting the same; fixing the removed portion of cable with transformers/in trenches/along poles/panels/feeder pillar boxes; including excavation for loops and refilling using old bricks and sand, and returning the excavated soil, complete all as specified and directed. |
| 21 | M&L for dismantling of old damaged/cracked PCC coping and preparing new coping for steel/PCC poles using PCC 1:3:6 (Type D-2) with 20 mm graded stone aggregate, forming a collar above ground level on the existing foundation of size 450 × 450 × 300 mm (height), including plastering with 1:4 cement sand mortar for a smooth finish, curing to achieve the required strength, and breaking/removal of existing damaged coping, complete all as specified and directed. |
| 22 | M&L for repairs of earth pits, including required excavation, earthwork, and PCC work to make good damaged/disturbed surfaces of the earth pit chamber; providing and casting new RCC pit cover in PCC 1:2:4 (Type B1) using 20 mm graded stone aggregate, reinforced with 8 mm dia bars at 150 mm centre-to-centre both ways, including lifting handles; supply and fixing of wire mesh and funnel; and reconnection of earth wire/strip to panel/transformer using GI nuts, bolts, and washers, complete all as specified and directed. |
| 23 | S&F in replacement suitable size sheet metal enclosure for MCCB, 4-pole, 415 volts, including making connections using aluminium lugs and providing arrangements for fixing on wall or on PCC (1:2:4) block, complete all as specified and directed, for the following capacity/rating:-(a) 630 Amp rating, 50 kA breaking capacity, with adjustable magnetic setting and spreaders on both sides for cable connections. |
| 24 | (b) 250 Amp rating, 36 KA breaking capacity, with adjustable magnetic setting and spreaders on both sides for cable connections. |
| 25 | (c) 100 Amp rating, 25 KA breaking capacity, with adjustable magnetic setting and spreaders on both sides for cable connections. |
| 26 | M&L for providing busbar chamber boxes fabricated from 1.6 mm thick sheet steel, complete with tinned plated copper busbars (04 Nos) of the following rating and suitable box size, factory-made, suitable for pole/wall mounting, including all connections with aluminium strips/lugs, provision of glands at cable entries, and powder-coated finish, complete all as specified and directed, for the following rating:-(a) Busbar rating 100 Amp. |
| 27 | (b) Busbar rating 200 Amp. |
| 28 | Cutting/pruning of tree branches along/around overhead LT lines within a radius of 2 m from the farthest conductor, including removal of cut branches from site, complete all as specified and directed. |
| 29 | Trimming/cutting of trees, removal of bushes and vegetation growth, cutting of trunk portions protruding above ground, and digging out roots within a radius of 2 m around LT panels, including removal of all debris from site, complete all as specified and directed. |
| 30 | M&L for spray painting over a coat of red oxide on old/existing outdoor/indoor LT panels/feeder pillar boxes of any size/type, using powder-coated light grey paint on the outer surface of the complete panel, after thorough cleaning and preparation of the surface, including writing of panel number and ‘DANGER’ sign, complete all as specified and directed. |
| 31 | M&L for horizontal boring under roads for providing 50/80 mm dia GI pipe for passing of cables, in any type of soil, complete all as specified and directed. |
| 32 | S&F in replacement MCB DB, SPN, 2-way, double-door type, comprising one SPN MCB, 16 Amp, ‘B’ curve, 415 volts, including fixing of DB on pole/wall with suitable arrangements for garden lighting, and making good the wall surface to match the existing by plastering and whitewashing, complete all as specified and directed. |
| 33 | S&F in replacement of the following items in existing outdoor/indoor LT panels, including making connections using aluminium lugs/ferrules, disconnection and reconnection of cables, and carrying out necessary alterations in panel/doors by cutting and welding work as required for proper fixing and connections, complete all as specified and directed, as under:(a) MCCB, 4-pole, 100 Amp rating, 16 kA breaking capacity, with adjustable magnetic setting, 415 volts. |
| 34 | (b) MCCB, 4-pole, 125 Amp rating, 16 kA breaking capacity, with adjustable magnetic setting and spreaders on both sides. |
| 35 | (c) MCCB 4 pole 150/160 Amp rating, 25 KA breaking capacity, with adjustable magnetic setting and spreaders on both sides. |
| 36 | (d) MCCB 4 pole200 Amp rating, 25 KA breaking capacity, with adjustable magnetic setting and spreaders on both sides. |
| 37 | (e) MCCB 4 pole250 Amp rating, 36 KA breaking capacity, with adjustable magnetic setting and spreaders on both sides. |
| 38 | (f) Microprocessor-based MCCB, 4-pole, 250 Amp rating, 36 kA breaking capacity, with adjustable magnetic setting and spreaders on both sides. |
| 39 | (g) Microprocessor-based MCCB, 400 Amp rating, 36 kA breaking capacity, with spreaders on both sides. |
| 40 | (h) Analog voltmeter (0–500 volts) with selector switch, suitable for three-phase supply |
| 41 | (j) Analog ammeter (0–500 Amp) with selector switch, suitable for three-phase measurement. |
| 42 | (k) CTs of existing ratio and capacity, fixed in LT panels and connected to the ammeter. |
| 43 | (l) Indicator lamp, LED type incl 1.5 sqmm wire for connection to desired point of bus bar. |
| 44 | (m) MCB, TPN, 40 Amp to 100 Amp rating, 10 kA breaking capacity, ‘C’ curve, 415 volts. |
| 45 | (n) MCB, SP, 6 Amp to 32 Amp rating, 10 kA breaking capacity, ‘C’ curve, 240 volts. |
| 46 | (o) MCB, SPN, 40 Amp to 63 Amp rating, 10 kA breaking capacity, ‘C’ curve, 415 volts. |
| 47 | M&L for earthing complete (in replacement) with galvanised steel earth plate electrode 600mmx600mmx6mm thick directly buried in ground (earth pit not less than 2.25 m deep below ground level) with top edge of earth plate not less than 1.5m below the ground level connected to GI earth wire 4mm dia by means of bolts nuts check nuts and washers of galvanised iron at 2 points & GI pipe 15 mm bore light grade for protection of earthing wire PCC chamber 1:3:6 (type C-1) using 20mm graded stone aggregate, watering pipe 20mm bore light grade, funnel with wire mesh, 50 mm thick cover of RCC 1:2:4 type B-1 using 20mm graded stone aggregate reinforced with 8 mm MS bars at 150 mm centre to centre both ways and charcoal dust and common salt all as shown in electrical plate No. 3 of MES SSR part-I and including excavation & earth work & connecting the earthing point/equipment and testing complete all as specified and directed. |
| 48 | All as per item No. 24.00 above but with GI strip 32 x 6mm as earthing lead (earth strip will be protected by using 40mm bore GI pipe 'light grade') complete all as specified and directed. Please Enable Macros to View BoQ information |
