REPAIR / REPLACEMENT OF LT CABLES, MCCBS, AND REPAIR AND MAINT OF DG SETS AND OTHER CONNECTED WORKS AND REPAIRS TO CONCRETE PAVINGS, JOINT FILLING ETC AND CERTAIN CONNECTED WORK AT AF STN KURSEONG UNDER GE AF BAGDOGRA

Amount

Excavating 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 as 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 50m 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. Note: Punned thickness shall only be measured

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

M&L for 75 mm bore HDPE pipe PN 10 for cable protection with all fixing accessories such as 40 x3mm Clamps of suitable length, Nut bolts and washers and fixed complete to walls and ceilings or laid in floors complete all as specified and directed.

Supply, fixing and laying in trenches in repair fixing or passing through pipe, 1100 Volts grade heavy duty LT UG cable, 2 core 10 Sqmm, 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, jointing, connecting , testing and commissioning all as specified and directed.

All as per Ser item No 7 above but 4 Core 16 Sqmm

All as per Ser item No 7 above but 4 Core 25 Sqmm

All as per Ser item No 7 above but 4 Core 35 Sqmm

All as per Ser item No 7 above but 4 Core 50 Sqmm

All as per Ser item No 7 above but 4 Core 70 Sqmm

All as per Ser item No 7 above but 4 Core 95 Sqmm

M&L for 80 mm bore GI pipe light grade for cable protection ISI marked with all fittings and fixed complete to walls and ceilings or laid in floors including dismantling of pipe complete all as specified and directed.

Dismantling of old steel pole / struts any type and size including demolition of concrete, foundation, necessary excavation and earth work and transportation etc complete all as specified and directed.

Supply and errect in true vertical steel tubular swaged pole complete with MS Box plate 6 mm thick of size 300 x 300 mm finial taper plug, cap, bolt, nuts washers & screws as specified type 410-SP-31 (9 mtr long) Made out of ERW MS tubing confirming to IS-2713 Part II including drilling holes of required size for fixing cross arms etc painting with two coat of aluminium paint over a coat of red oxide primer complete all as specified and directed.

Demolition of PCC of any description and in position not otherwise specifically provided for complete all as specified and directed.

M&L for PCC, 1:4:8, type D2 (using 40mm graded stone aggregate) for pole / struts foundation etc all as specified and directed.

M&L for PCC, 1:2:4, type A1 (using 20mm graded stone aggregate) for coping including necessary form work and fair finishing of exposed surface of concrete all as specified and directed.

Supply and fix in repair danger notice plate of 1.6 mm thick mild steel sheet, vitreous enameled white, with letters, figures and conventional skull and bones in signal red colour and fixed with screws on LT panel boards of size 20x15 cm complete all as specified.

M&L for repairs to LT panel boards of following size complete with replacement of rusted MS 3.15 mm sheet,angle frame 50x50x6 wherever necessary , Replacement of welding works to doors, replacement of unserviceable hinges and all drop bolt complete and painting with one coat of synthetic enamel paint of approved color internally and externally all as specified and as directed. (a) 1.5m x 1.00 m x 0.75m

All as per Ser item No 21 above but of size 1.00m x 0.75m x 0.50m

All as per Ser item No 21 above but of size 0.75m x 0.50m x 0.25m

Material and labour for preparation of surfaces for LT pole painting by scrapping damaged paint and painting with two coats of silver aluminium paint and writing pole No with black paint on yellow circuit all as directed by Engineer-in-Charge.

Supply and fix in repairs MCCB 4P 25-100 amps capacity, rup capacity 36 KA at 415 volt 50 Hz AC supply including necessary modification in panel board if required to fix the MCCB complete with replacement of incoming and out going cable connection with lugs, aluminium conductor cable of proper size, nuts bolts all as directed.replacement of brunt lugs and wire/cable pieces etc as required at site.

Supply and fix in repairs MCCB, 4P, 160 amps capacity, rup capacity 36 KA at 415 volt 50 Hz AC supply including necessary modification in panel board if required to fix the MCCB complete with replacement of incoming and out going cable connection with lugs, aluminium conductor cable of proper size, nuts bolts all as directed.replacement of brunt lugs and wire/cable pieces etc as required at site.

All as per Item No 26 above but, 200 amps capacity, 36 KA complete all as specified and as directed.

All as per Item No 26 above but, 250amps capacity rup capacity 36 KA complete all as specified and as directed.

All as per Item No 26 above but, 400 amps capacity rup cap 36 KA at 415 volt complete all as specified and as directed.

Supply and fix in repair Digital Voltmeter 0-500 volt, single phase class .5 complete with necessary fixing all as specified and as directed.

Supply and fix in repair Digital ammeter 0-250 amps, single phase class .5 with CT operated complete with necessary fixing all as specified and as directed.

Supply and fix in repair indicator lamp (Red, Yellow, Blue) complete with necessary fixing all as specified and as directed.

M & L for pole Earthing complete with galvanized steel earth plate electrode 60 cm X 60 cm X 6.3 mm 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 GI wire 4.0 mm dia, by means nut bolt, nuts, check nuts and washer of the GI Earth wire protected by provision of GI light grade pipe 15 mm, 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 2009 and connection to earth test point all as specified incl testing on completion.

S&F in repair two run of PVC Insulated PVC sheathed round three core cable of size 1.5 Sqmm with stranded copper conductor including cable drawn into steel pole for connection or security/street light fitting from junction box all as directed and specified

M & L in repairs for Earthing complete with copper plate electrode 60 cm X 60 cm X 3.15 mm 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 25x3 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 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 2009 and connection to earth test point all as specified incl testing on completion”.

M&L in repair 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 bricks wall earth pit of size 450 x 450 mm with RCC pit cover. Make : Ashlok Model No : ASEEL – 39-ZC or equivalent as approved by GE.

Material and Labour for ‘B’ check servicing all as per manufacturer instructions, including cost of following ‘B’ check spares and minor spares required for carrying out the check like nut, bolts, washers, gaskets, screws, hose clamps, including draining out old engine oil and filling in new engine oil, filling in/top up coolant in radiators of water cooled engine, taking out air filter element cleaning the same with compressed air for removing the dust or replace unserviceable element with new element, cleaning of waste oil or coolant from engine and near by spare parts of engine of make Cummins and Alternator make-Stamford and capacity 125 KVA, 01 set complete including testing after repair for its smooth functioning :- (a) Lubricating oil filter - 01 No. (b) Filter for Coolant - 01 No. (c) Fuel filter - 02 Nos. (d) Water Filter - 01 No. (e) Minor spares and waste cotton for cleaning - 01 Kit Note : 1. Quoted rate deemed to be included for fuel filter kits and lubricating oil filter kits and minor spares required for check. 2. Engine oil, Coolant for radiator, distilled water and new air filter element shall be measured and paid separately under relevant items of this schedule as supply only.

All as per item No 37 above but, make of Engine cumins and make of alternator stamford and capacity, 82.5 KVA - 01 Set. (a) Lubricating oil filter - 02 Nos (b) Fuel filter - 02 Nos (c) Minor spares and waste cotton for cleaning - 01 Kit

All as per item No 37 above but, make of Engine cumins and make of alternator stamford and capacity, 75 KVA -01 set (a) Lubricating oil filter - 02 Nos (b) Fuel filter - 02 Nos (c) Minor spares and waste cotton for cleaning - 01 Kit

All as per item No 37 above but make of alternator and Engine is Kirloskar and capacity, 62.5 KVA -01 Set. (a) Lubricating oil filter - 02 Nos (b) Fuel filter - 02 Nos (c) Minor spares and waste cotton for cleaning - 01 Kit

Supply only engine oil grade 20W 40 against 'B' check servicing and as per the capacity of engine model and as per manufacturers recommendation complete all as directed.

Supply only coolant against 'B' check servicing for radiator of water cooled engines of any make/capacity and as per manufacturers recommendation complete all as directed.

Supply and topup / replace distilled water for battery or radiator of engine used complete all as directed.

M&L for replacement of unserviceable tachometer with electronic type tachometer meter complete all as directed.

Removing existing unserviceable battery and supplied and fixed lead acid battery maintenance free 12 volts 180AH fully charged complete all as directed.

Dismantling unserviceable battery charging dynamo from DG set of rating 1 x 12 / 2 x 12 Volts complete repairs and servicing including replacement of bushes, bearings, Carbon brushes, rectifiers, rewinding of field magnet coil / rotor armature coils and any other minor parts required all as directed and fixing on engine including testing/commissioning complete for DG set having any capacity complete all as directed. Note : Replacement of rotor armature coil/field magnet coil if required shall be measured and paid separately as supply only.

Supply only rotor armature coil suitable for battery charging dynamo of DG set complete all as directed.

Dismantling self starter of DG set for repairing the starter by replacing carbon brushes, brush holder, bearings, solenoid coil, replacement of burnt armature, rewinding of Fd coils, replacement of pinion gears etc, complete servicing and refixing after repair including testing/commissioning complete for DG Set any capacity complete all as directed. Note : Quoted rate is exclusive of solenoid coil, armature coil, and pinion gear. If this items are required, they will be measured and paid separately as supply only under relevant items.

Supply only solenoid coil suitable for DG set self starter.

Supply only armature coil complete with shaft suitable for DG set self starter.

Supply only pinion gear suitable for DG set self starter.

Dismantling old unserviceable battery charging dynamo of rating 12 volts and supply and fixing new battery charging dynamo same as per existing model suitable for fixing on DG set, 1500 rpm including testing after installation complete all as directed. Make-LUCAS or equivalent.

Dismantling old unserviceable Self starter of Diesel engine and supply and fixing new self starter of working voltage 12 volt/24 Volt DC and same as per existing model suitable for fixing on engine set including testing after installation complete all as directed.

Supply only power contactor 4 pole, 415 volt, AC1 rating 250 Amps suitable for AMF panel board.

Supply only power contactor 4 pole, 415 volt, AC1 rating160 Amps suitable for AMF panel board.

Supply only power contactor 4 pole, 415 volt, AC1 rating 100Amps suitable for AMF panel board.

Supply only EC2 AMF logic relays, suitable for DG set AMF panel board.

Supply only overload relay suitable for AMF/LT panel board.

Supply only SMPS automatic battery charger Input Voltage: 140 VAC-280VAC 48Hz-55Hz, Output Voltage: 14.3VDC Maximum Output DC Load Current: Up to 10 Amp volt suitable for DG set AMF panel board.

Supply only multifunction meter flush mounting accuracy class 1.0 in AMF panel .

Supply only Air filter element suitable for DG set Engine of make Kirloskar and capacity 125 KVA 01 Set.

Supply only Air filter element suitable for DG set Engine of make Kirloskar and capacity 82.5 KVA installed at CPWD P/House-01 Set.

Supply only Air filter element inner and outer suitable for DG set Engine of make Crompton Greaves and capacity 75 KVA -01 Set.

Supply only Air filter element suitable for DG set Engine of make Kirloskar and capacity 62.5 KVA installed at Signal Centre-01 Set

Supply and fix in repair 'V' belt ribbed of (a) radiator fan belt, (b) battery charging dynamo belt, and (c) water pump belt all suitable for DG set 125 KVA of Engine make Cummins.

Supply and fix in repair 'V' belt ribbed of (a) radiator fan belt, (b) battery charging dynamo belt, and (c) water pump belt all suitable for DG set 1 x 82.5 KVA of Engine make Cummins

Supply and fix in repair 'V' belt ribbed of (a) radiator fan belt, (b) battery charging dynamo belt, and (c) water pump belt all suitable for DG set 75 KVA of Engine make cumins - 01 Set

Supply and fix in repair 'V' belt ribbed of (a) radiator fan belt, (b) battery charging dynamo belt, and (c) water pump belt all suitable for DG set 62.5 KVA of Engine make Kirloskar -01 Set

M&L for draining out coolant water from radiator, dismantling radiator, repair of radiator for leakage if any, cleaning the radiator set with dilute HCL, kerosene, fresh water and refixing the same with new rubber hose with clamps filling with coolant with distilled water and checking for its proper function on DG set all as directed and specified. Note : Coolant and distilled water shall be measured and paid separately under relevant items.

M&L for dismantling the unserviceable FIP from DG set engine and taking it to reputed workshop for cleaning, overhauling/servicing and calibration with prescribed overhauling kit of any capacity DG set with replacement of unserviceable parts/spares as required for repair of injectors, re-fixing the FIP and checking the same for its smooth functioning on DG set complete all as directed.

Labour only for attending breakdowns of DG sets/AMF panels through skilled technician from reputed service centre of DG sets with necessary tool kits, checking Engine and alternator for defects, carryout necessary repairs works to rectify the defects without major overhauling/opening of Engine or Alternators, replace of external spare to repair/rectify the defects and testing DG set for its smooth functioning on full load complete all as directed. Note : 1. Necessary spares required to rectify the defects shall be measured and paid separately as supply only under relevant items. 2. The complaint shall be attended and rectified within 24 hours from time of reporting by Engr-in-Charge or his authorized representative. 3. Any Major defects shall be reported on priority to Engr-in-Charge to avoid undue delay in functioning of installation.

Supply only rubber hose pipe set (Hose oil/Hose radiator/CR Hose/Makeup Hose) suitable for DG sets of capacity ranging from 40 KVA to 75 KVA all as per existing sample with GI clamps and Nut bolt, washers for DG set complete all as directed.

Supply only rubber hose pipe set (Hose oil/Hose radiator/CR Hose/Makeup Hose) suitable for DG sets of capacity ranging from 100 KVA to 200 KVA all as per existing sample with GI clamps and Nut bolt, washers for DG set complete all as directed.

Supply and fix in repair ON LOAD change over switch, 4 pole, 415 Volts, 200 Amps capacity open execution type complete all as directed.

Supply and fix in repair ON LOAD change over switch, 4 pole, 415 Volts,100 Amps capacity open execution type complete all as directed.

Repairs to injector including cleaning of nozzles complete all as directed.

Repairs to cylinder head complete all as directed.

Repairs to turbo charger complete all as directed.

Cleaning of DG set fuel tank of capacity upto 100 KVA by draining out residual oil and removal of sludge from bottom of the tank complete all as directed.

All as per Item No. 80 but capacity exceeding100 KVA but not exceeding 200 KVA

Repairs to automatic voltage regulator (AVR) including replacement of electronic printed circuit board (PCB) and wire connections of alternator of any capacity complete all as specified and directed.

S&F in repairs solenoid switch with fuel shut off valve compatible to auto mains failure panel for remote operation complete all as specified and directed.

S&F in repairs battery terminal leads of 2AWG (35 sqmm) copper wire single core PVC insulated 1.5m long of colour coding red or black complete with brass terminals fixed at site with petroleum jelly complete all as specified and directed.

S&F centrifugal gear driven,Cast iron body water pump assembly suitable for 82.5 -125 KVA CUMMINS Diesel Engine Cooling system complete all as specified and directed.

S&F centrifugal gear driven,Cast iron body water pump assembly suitable for 62.5-82.5 KVA Kirloskar Diesel Engine Cooling system complete all as specified and directed.

Supply and fix in repair Automatic/manual with inbuilt time delay open execution type 200 Amps Automatic Transfer switch (ATS) four pole, AC-33A, 50 Hz, 440 volt conforms to IEC:60947-1 all as specified and directed. Make : Havells Cat No : IHYFSAO200 or equivalent in Siemens

M&L for preparing the joints by taking out the existing bituminous or any other compound by chiselling from the joints,including scrubbing of joints with diamond cutter machine(Heavy duty) to remove sticking sealing compound from the sides cleaning the joints thoroughly free from dust/bitumen/any other sealing compound with compressed air or other approved mechanical device applying primer suitable for sealing compound grade 'B' with using clean dry brush, filling in concrete pavement joints of width 15mm with tolerance of (+) or (-) 10% and 15mm deep, filled with as per packing the entire exposed sealing compound adhering the slab as per manufacturer's instructions all complete as specified and as directed.

M&L one coat of synthetic enamel paint(any colour/tint) over concrete surface of runway/taxi track not exc 10cm wide or girth including preparation of surface complete all as directed & specified.

M&L Preparation of new or previously untreated concrete/bituminous surfaces of any description over 10 cm width or girth and applying one coat of synthetic enamel paint of white, yellow or orange shade by writing letters, figure, symbols, line etc complete all as specified and as directed.

Taking out existing joint of any description (polyurethane or bitumen ) depth and position and cleaning the same with wire brushes by rubbing with gunny bags on the edges of concrete joints to get clean surface. Providing and filling the preformed bitumen based filler board of any thickness by cutting/bristling to required shape to an average width of 15mm, 20mm, and 30mm for an average depth of 25mm, 35mm, 40mm joints respectively complete all as specified and directed.

Demolition of plain cement concrete (unreinforced) in ground floor and paving not exc 15cm thick (below or above ground level) etc all as specified and as directed

Taking down cement plaster any description on brick or stone walls, etc. including raking out joints, hacking for key, scrubbing down with water, etc.

M&L for 15mm thick rendering on fair faces of brick work or concrete surface in cement mortar 1:4 surface finished fair and even without using extra cement all as specified.

M&L for applying three coat of white wash wash on wall including preparation of new plastered surfaces all as specified.

M&L for applying two coat of cement base paint on old wall including preparation of old plastered surfaces all as specified.

M&L for cement concrete (1:3:6), type C-1, (using 20mm graded stone aggregate) as in rounded or chamfered on edges complete all as specified and directed.

M&L for 75mm thick, plain cement concrete, Type C-2, 1:3:6 (using 40mm graded stone aggregate) as in sub base of floor complete all as specified.

M&L for pressed precast concrete interlocking paver block of approved shape and size of 60mm thickness M-25 Grade with grey cement and pigment glossy finished including sand cushioning 50mm thick spread over complete all as specified and as directed.

NOTES :- 1. The amount of schedule of credit shall be deducted from the total of this BOQ for arriving at contract sum. 2. Unless otherwise specified the rates for PCC shall deemed to include the cost of formwork shuttering etc., required for complete and proper execution of the work. Refer Schedule A notes for details.

M/S SUNNY ENTERPRISE

RABI BANIK

HALDER ENTERPRISERS

SUNIL DAS AND CO