SPECIAL REPAIR REPLACEMENT OF HANGER AND SUN SHELTER WIRINGS AND LIGHTS,SPECIAL REPAIR TO LT PANEL AND OTHER MISCELLANEOUS EM WORKS,PROVISION OF EXHAUST FAN IN SNCOS MESS AND PROVISION OF 100 KVA VOLTAGE STABILIZER IN CERTAIN UNIT AT AF STN TEZPUR

Amount

Cutting openings, through full brick walls built in cement mortar for fixing of exhaust fan, 450 mm sweep and other openings or enlarging existing openings, etc. or cutting out defective brick work for under-pinning, including providing, fixing and removing shoring,removing rubbish not exceeding 50m and making good in cement mortar 1:3 or cement concrete 1:2:4 type B-l as required and including finishing exposed surfaces as per adjoining finishes, complete all as specified and directed.

Materials and Labour for point wiring with 1.50 Sq. mm (nominal area) FRLSH PVC insulated and unsheathed, multi stranded copper conductor cable 1100 Volts grade, single core, laid in and including PVC casing and capping complete with all fittings and accessories, fixed to walls/ceiling, including sunk type pressed steel terminal boxes 60 mm deep, conforming to IS-5133 (Part-I) with 3 mm thick plastic laminated sheet cover (ISI Marked) for mounting switches/ regulator /bell push etc and including 1.50 Sq. mm (nominal area) FRLHS PVC insulated and unsheathed multi stranded copper conductor cable 1100 Volts grade, single core, earth continuity conductor connected to common earth dolly for,one light/fan point controlled by one switch,complete all as specified and directed.

Supply and fix switch piano, flush button, single pole, one way, 5 Amps, complete all as specified and directed.

Supply and fix Ceiling Rose, three terminal, PVC/ Polycarbonate insulated body, complete all as specified and directed.

Supply and Fix, exhaust fan, steel body AC single Phase, 230V of size 450 mm sweep, heavy duty, with blades and frame and louvers complete all as specified and directed. [Cat No.'Turbo Force SP, 2 N 1400 r/min (RPM)' of Make Havells or equivalent Model of Make Crompton Greaves/ Almonard/Bajaj/Orient/Usha]

Disconnecting of incoming, outgoing cables and earthing lead and taking down carefully existing unserviceable LT Feeder Pillar-Box/Panel/Busbar Enclosure with all accessories, including removing unserviceable cubicle with accessories from site, complete all as directed.

Taking out existing PVC/XLPE insulated, PVC sheathed, armoured U/G cables, 1100 Volts grade from trenches/ducts/ poles etc of size 300 Sqmm, 3 ½ core, complete all as directed.

Taking down existing, galvanized steel tubing, 80 mm bore, of any grade,in trenches or fixed to poles/Walls etc,including all fittings, complete all as directed.

Excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits,manholes, pier holes, etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out in soft/loose soil , complete all as specified and directed.

Returning filling in soft/loose soil, including, spreading levelling watering and well ramming in layers not exc. 25 cm complete all as specified and directed.

Removing excavated soils to a distance not exceeding 50 Metres and depositing where directed at a level n. exc. 1.5 M above the starting point complete all as specified and directed.

Supply,laying, jointing and testing of LT, XLPE insulated, PVC sheathed,armoured, heavy duty electric cables with aluminium conductor for working voltage up to and including 1100 volts, of Cross sectional area 70 Sq. mm, 3 ½ core, complete all as specified and directed.

Supply,laying, jointing and testing of LT, XLPE insulated, PVC sheathed,armoured, heavy duty electric cables with aluminium conductor for working voltage up to and including 1100 volts, of Cross sectional area 300 Sq. mm, 3 ½ core, complete all as specified and directed.

Materials and Labour for Indoor/Outdoor End Terminations,heat shrink type, for 1.1 KV Grade, underground cable including jointing kits and accessories complete for making end termination,suitable for 3/3 ½ /4 core XLPE armoured, aluminium conductor cable, of size 185 sq. mm to 300 sq. mm, complete all as specified and directed. [Kit No.EPKT 0051 of Make 'Raychem' or equivalent Model of Make M-Seal/3M]

Supply and filling in dry sand in cable trenches before and after the cables are laid, as in sand cushioning to cables complete all as specified and directed.

Supply and laying sub class ‘B’, bricks, in cable trenches, as cable protection complete all as specified and directed.

Re-laying old serviceable bricks, in cable trenches, as cable protection complete all as specified and directed. Note:-Old Serviceable bricks obtained from taking out vide BOQ/Schedule-A Serial Item No.07 here in before shall be re-used.

Horizontal boring of holes, under road/ pavement / hard standing etc.,not exceeding 10 Metres in length, in any type of soil, suitable for passing through upto 80 mm bore, galvanised steel tubing,complete all as specified and directed.

Cutting chase for pass through cable protection pipe ,etc.in existing plain cement concrete pavement/ hardstanding/aprons etc. and making good, cutting in plain cement concrete (1:3:6) Type C1(using 20 mm graded aggregate),exceeding 20 cm but not exc 50 cm girth, complete all as specified and directed.

Supply and Laying galvanized steel tubing,80 mm bore, light grade, in trenches or fixed to poles/Walls etc, for cable protection, complete all as specified and directed.

Supply and Fix in repair,switch flame proof rotary type with termination box in LM6,16A,single pole 250V,complete all as specified and directed.

Supply and Fix,flame proof switch socket & plug combined in LM6 cable termination box in LM6, 16A,250V, 2P+earth ,complete all as specified and directed.

Supply and Fix in repair, knob as per OEM's specification for switch flame proof rotary type,16A,single pole 250V,complete all as specified and directed.

Materials and Labour for two single core FRLSH PVC insulated unsheathed cable 2.50 Sq. mm. (Nominal area) with stranded copper conductor cable, 1100 Volts grade, drawn in and including stove enamelled steel conduit and continuous earth wire of single core FRLSH PVC insulated, unsheathed cable 2.50 Sq. mm (nominal area) with stranded copper conductor cable, 1100 Volts grade for circuit/sub main wiring,including taking down carefully existing copper/ aluminium circuit/submain wirings of any size (2 runs single core and earth continuity) complete including PVC casing capping/ PVC conduit/Steel Conduit with fittings etc, removing materials from site and making good disturbed surfaces of walls, floors etc.,complete all as specified and directed.

Materials and Labour for two single core FRLSH PVC insulated unsheathed cable 4.00 Sq. mm. (Nominal area) with stranded copper conductor cable, 1100 Volts grade, drawn in and including stove enamelled steel conduit and continuous earth wire of single core FRLSH PVC insulated, unsheathed cable 4.00 Sq. mm (nominal area) with stranded copper conductor cable, 1100 Volts grade for circuit/sub main wiring,including taking down carefully existing copper/ aluminium circuit/submain wirings of any size (2 runs single core and earth continuity) complete including PVC casing capping/ PVC conduit/Steel Conduit with fittings etc, removing materials from site and making good disturbed surfaces of walls, floors etc.,complete all as specified and directed.

Materials and Labour for four single core FRLSH PVC insulated unsheathed cable 10.00 Sq. mm. (Nominal area) with stranded copper conductor cable, 1100 Volts grade, drawn in and including stove enamelled steel conduit and continuous earth wire of two single core FRLSH PVC insulated, unsheathed cable 10.00 Sq. mm (nominal area) with stranded copper conductor cable, 1100 Volts grade for circuit/sub main wiring,including taking down carefully existing copper/ aluminium circuit/submain wirings of any size (4 runs single core and 2 runs earth continuity) complete including PVC casing capping/ PVC conduit/Steel Conduit with fittings etc, removing materials from site and making good disturbed surfaces of walls, floors etc.,complete all as specified and directed. Note:- (Applicable for BOQ Serial Item No.24,25&26) The work shall be carried out in technical structures at a height of 12 Metres to 22 Metres above floor level.

Disconnection of all connections and taking down carefully existing unserviceable flame proof DB of any size and capacity including disconnecting steel conduit, electrical wirings,steel flexible conduit etc.form the channel complete all as directed.

Supply and Fix, flame proof, weather proof enclosure for MCB Distribution Board, Three Phase and Neutral, with incoming & outgoing terminals chamber, bus bar chamber comprising of 02(Two) Nos. copper bus bars of suitable rating,separate MCB chambers suitable for accommodating 01(One) No 63 Amps TPN MCB 'C' curve (Incoming),03 (Three) Nos. 20 Amps SP MCB 'C' curve & 09 (Nine) 10 Amps SP MCB 'C' curve (Outgoing) ,enclosure made of cast aluminium alloy LM6, weather proof IP65, finished inside and outside with light grey epoxy powder coating, including cable glands, terminals, hardware and mounting arrangement including necessary welding, cutting and drilling work for the DBs to be fixed on channel of the frame with necessary nut, bolt and washers with channel/plate of suitable size etc.,complete all as specified and directed. [Cat No.MCBDB/186 of Make “Sudhir” or equivalent Model of Make Crompton Greaves/Bajaj]

Supply and Fix in repairs,100 Watts,LED flameproof weather proof flood light luminarie,flying saucer design with 90° Beam Angle lens,COB LED,CCT 6500°K,Power Factor >96%, lumen efficacy >120 Lm/W, AC input voltage 140V-305V,surge protection 6 KV,enclosure type Ex-'d', Zone 1&2, gas group IIA & IIB conforming to IS/IEC 60529,CIMFR certified recommended for gas/ vapor group of IIA & IIB, Zone 1 & 2 and IP 65 ingress protection with die cast aluminum LM6 housing,electrostatic epoxy powder coated finish having temp class T5 certified by CIMFR + PESO with clear heat & impact resistant toughened glass dome,galvanised mild steel or mild steel powder coated wire guard, two nos cable entry, top blind hole for suspension,hinge arrangement by way of 'J' hook,stainless steel hardware,earthing 1 No. inside & 2 Nos.outside,driver, connector etc. complete with all accessories, prewired and including connecting up with three core flexible copper conductor cable with suitable size,complete all as specified and directed. [Cat No. SAI/WG/3011 of Make 'Sudhir' or equivalent Model of Make 'Bajaj'/ 'Crompton Greaves']

Supply and Fix in repairs, integrated LED High bay luminaire with pressure die-cast aluminium canopy, control gear housing and toughened glass bowl,150 Watts,CRI >70, CCT 5700+300 °K, Power Factor >95%,THD <10%,Driver Effciency >85%, lumen efficacy >130 Lm/W, LED Driving Current 1.3-2.3A, AC input voltage 140V-275V,surge protection 4 KV internal & 10 KV external and degree of protection IP 66,complete all as specified and directed. [Cat No.LHB11-150-CDL/60-HPM of Make 'Crompton Greaves' or equivalent Model of Make 'Philips'/ 'Wipro'/'GE']

Supply and Fix in repairs, LED foodlight luminaire,200 Watts,with pressure die-cast aluminium housings secondary optics,CRI >70, CCT 5700+300 °K, Power Factor >95%,THD <10%,Driver Effciency >85%, lumen efficacy >110 Lm/W, LED Driving Current 1.3-2.3A, AC input voltage 140V-275V,surge protection 5 KV internal & 10 KV external and degree of protection IP 66,complete all as specified and directed. [Cat No.LFLN-200-CDL/60M of Make 'Crompton Greaves' or equivalent Model of Make 'Philips'/ 'Wipro'/'GE'] Notes:- (Applicable for BOQ Serial Item No 29,30 &31) (i) The light fittings shall be fixed in technical structures at a height of 12 Metres to 22 Metres above floor level. (ii) The light fittings shall be fixed with suitable fixing arrangements as per OEM's reccommendations and the cost of fixing arrangement shall be deemed to included in the quoted rate. (iii) Aluminum labels of suitable size showing CA No and name of contractor shall be fixed by the contractor on the light fittings.

Supply and Fix,On Load Change Over Switch in sheet steel enclosure, Four Pole, Current Rating 200 Amps, conforming to IS 13947 (Part 3)-1993; IEC: 60947-3, complete all as specified and directed. [Cat No.CO22000OSOO of Make “L&T” or equivalent Model of Make Siemens/ Legrand / ABB.]

Supply,installation,testing and commissioning of,voltage stabilizer for automatic operation (Servo Controlled), three phase,naturally oil cooled indoor type & designed for input variation between 300 V to 480 V with output voltage stabilized at 415 with accuracy ± 1% and speed of correction 8 Volts per second and of capacity 100 KVA,conforming to IS 9815 (Part-1): 1994 (Second Revision) Reaffirmed 2019,complete all as specified and directed.

OUTGOING:- (i) Moulded case circuit breakers (MCCBs),conforming to IEC 60947-2& IEC 60947-2, AC 415V, 4 pole, with current rating 630 Amps and 50 KA breaking capacity Icu at 415V, AC, 50Hz, with adjustable Over Load setting: 0.8 - 1.0 x In and fixed Magnetic Setting 10 In [Cat No. 4220 23 of Make “Legrand” or equivalent Model of Make Siemens/ L&T / ABB.] - 01 (One) No. (ii) Moulded case circuit breakers (MCCBs),conforming to IEC 60947-2& IEC 60947-2, AC 415V, 4 pole, with current rating 200 Amps and 36 KA breaking capacity Icu at 415V, AC, 50Hz, with adjustable Over Load setting: 0.8 - 1.0 x In and fixed Magnetic Setting 10 In [Cat No. 4202 48 of Make “Legrand” or equivalent Model of Make Siemens/ L&T / ABB.] - 02 (Two) Nos. (iii) Moulded case circuit breakers (MCCBs),conforming to IEC 60947-2& IEC 60947-2, AC 415V, 4 pole, with current rating 160 Amps and 36 KA breaking capacity Icu at 415V, AC, 50Hz, with adjustable Over Load setting: 0.8 - 1.0 x In and fixed Magnetic Setting 10 In [Cat No. 4200 97 of Make “Legrand” or equivalent Model of Make Siemens/ L&T / ABB.] - 05 (Five) Nos. (iv) Moulded case circuit breakers (MCCBs),conforming to IEC 60947-2& IEC 60947-2, AC 415V, 4 pole, with current rating 80 Amps and 25 KA breaking capacity Icu at 415V, AC, 50Hz, with adjustable Over Load setting: 0.8 - 1.0 x In and fixed Magnetic Setting 10 In [Cat No. 4200 54 of Make “Legrand” or equivalent Model of Make Siemens/ L&T / ABB.] - 02 (Two) Nos.

OUTGOING:- (i) Moulded case circuit breakers (MCCBs),conforming to IEC 60947-2& IEC 60947-2, AC 415V, 4 pole, with current rating 200 Amps and 36 KA breaking capacity Icu at 415V, AC, 50Hz, with adjustable Over Load setting: 0.8 - 1.0 x In and fixed Magnetic Setting 10 In [Cat No. 4202 48 of Make “Legrand” or equivalent Model of Make Siemens/ L&T / ABB.] - 02 (Two) Nos. (ii) Moulded case circuit breakers (MCCBs),conforming to IEC 60947-2& IEC 60947-2, AC 415V, 4 pole, with current rating 160 Amps and 36 KA breaking capacity Icu at 415V, AC, 50Hz, with adjustable Over Load setting: 0.8 - 1.0 x In and fixed Magnetic Setting 10 In [Cat No. 4200 97 of Make “Legrand” or equivalent Model of Make Siemens/ L&T / ABB.] - 02 (Two) Nos. (iii) Moulded case circuit breakers (MCCBs),conforming to IEC 60947-2& IEC 60947-2, AC 415V, 4 pole, with current rating 80 Amps and 25 KA breaking capacity Icu at 415V, AC, 50Hz, with adjustable Over Load setting: 0.8 - 1.0 x In and fixed Magnetic Setting 10 In [Cat No. 4200 54 of Make “Legrand” or equivalent Model of Make Siemens/ L&T / ABB.] - 01 (One) No.

Supply and Fix,earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 20 x 3mm copper strip,complete all as specified and directed.

Materials and Labour for earthing complete with galvanised steel earth plate electrode 600 mm x 600 mm x 6 mm thick buried directly in ground vertically to a depth not less than 2.25 meter deep below ground level with top edge earth plate at a depth not less than 1.5M below normal ground level connected to galvanised steel earth lead strip 32 mm x 6 mm by means of bolts, nuts check nuts and washers of galvanised steel and connected to main switch board or main control board as directed and including provision of concrete pit in PCC (1:3:6) type C1, pre-cast RCC (1:2:4) type B1 cover slab 54 cm x 54 cm x 5 cm reinforced with 8 mm dia. TMT bars @ 150 mm centre to centre both ways, with one handle for lifting made out of 8 mm dia. MS bar, provision of funnel, wire mesh, 20 mm bore galvanized steel tubing (Medium grade) for watering, charcoal or coke and salt in alternate layers, 40 mm bore galvanized steel tubing medium grade for protection of earth lead connection, necessary excavation and earth work in any type of soil complete all as specified and indicated on electrical plate No 3 of SSR Part –I (2009) including testing on completion.

Shri A. K. Goswami