REPAIRS/REPLACEMENT OF DAMAGED LT CABLE, FITTINGS, POLES AND DBS IN S/S-14 OFCH ESTATE AREAS AT O. F. CHANDA

Amount

Cat (A) -Items to be supply and fixing

Excavation in soft/ loose soil not exceeding 1.5 mt. depth and not exceeding 1.5 mt. wide for foundation and trenches for laying of cable and lamp post etc. and getting out soil as per site requirement. Excavation to be carried out around the existing pole and soil to be removed with straightening of tilted existing pole in a truly vertical position as per site requirement with fixing accessories. All as per the direction of Engineer In-charge.

Supply and spreading of sand in uniform layer in trenches on the cable as per site requirement. All as per direction of E-I-C.

Supply and lying of Bricks; with fly ash bricks Continuous brick edging laid on end vertically or width wise in cable trenches on cable or as per site requirement. Fly ash bricks shall be burnt clay fly ash building bricks as per IS- 13757.All as per direction of E-I-C.

M&L for provision of Reinforced cement concrete of type- B1 1:2:4, 20 mm graded aggregate for foundation or pole muffle. Concreting to be done around the pole with straightening position of pole and to be supported with suitable accessories up to which concrete has not been banded to the pole structure fixed. Water pouring on concrete structure to be carried out up to which concrete has not been settled. All as per the direction of Engineer In-charge.

Returning, filling, including spreading, levelling, watering and well ramming in layers in the cable trenches ,foundation after laying of sand, brick and cable etc and making good to surface. All as per direction of E-I-C.

S & F of GI steel tubes of medium grade 50 mm DIA. In trenches/on pole etc. As per site requirement with all fixing accessories etc. make: sail/Jindal/surya/tata/equivalent All as per the direction of Engineer In-charge.

S & F of GI steel tubes of 80 mm DIA. in trenches/on pole etc. As per site requirement with all fixing accessories etc. make:sail/jindal/surya/tata/equivalent All as per the direction of Engineer In-charge.

Supply and laying or passing through pipe, 1100 volts grade heavy duty cable with PVC insulated stranded aluminium conductor served with an inner sheathing of PVC tape armoured with galvanised steel wire or tape and overall PVC sheathed 4 core of 16 sq. mm. nominal cross section cable insulation as per IS-1554 part-1, IS-5831 . Cable to be laid in trenches and pole to pole as per site requirement and procedure. Cable to be terminated with proper gland, lug as per requirement inside the St. Light DB pole when terminated. Make: Finolex/Havells/kei/RR/equivalent. Cable to be inspected at manufacturer site before despatching to OFCH. All as per direction of E-I-C.

Supply and laying or passing through pipe, 1100 volts grade heavy duty cable with PVC insulated stranded aluminium conductor served with an inner sheathing of PVC tape armoured with galvanised steel wire or tape and overall PVC sheathed 3.5 core of 120 sq. mm. nominal cross section . Cable to be laid in trenches and pole to pole as per site requirement. Cable to be terminated with proper gland ,lug as per requirement inside the pole when terminated.Make: finolex/havells/kei/equivalent. Cable to be inspected at manufacturer site before despatching to OFCH. All as per direction of E-I-C.

S&F of integral driver 60W LED streetlight with a nominal system lumen output of 6000 lumens and a minimum system efficiency of 100 lumen/watt. The luminaire shall have rated system lifetime of minimum 25,000 burning hours. The luminaire should have CCT 5700K and a CRI>70. The luminaire shall meet IP66 and operating Voltage 170-270VAC, & PF>/=0.95. Inbuilt surge protection 4KV. The luminaire housing should be made of pressure die cast aluminium; lens and optical cover should be made of PC window. Fitting make: Philips/Wipro/oshram/equivalent. . Fittings to cover2 years warranty period from date of fixing. Fitting should be fitted on pole of bracket 40 to50mm dia. as per site requirement. Fitting to be duly approved by OFCH representative for above work before supplying. All as per the direction of E-I-C.

S&F of integral driver 90W LED streetlight with a nominal system lumen output of 10800 lumens and a minimum system efficiency of 120 lumen/watt. The luminaire shall have rated system lifetime of minimum 50,000 burning hours. The luminaire should have CCT 5700K and a CRI>70. The luminaire shall meet IP66 and operating Voltage 170-270VAC, & PF>/=0.95. Inbuilt surge protection 4KV. The luminaire housing should be made of pressure die cast aluminium; lens and optical cover should be made of PC window. Fitting make: Philips/wipro/oshram/equivalent. . Fittings to cover5 years warranty period from date of fixing. Fitting should be fitted on pole of bracket 40 to50mm dia. as per site requirement. Fitting to be duly approved by OFCH representative for above work before supplying. All as per the direction of E-I-C.

Supplying and fixing of flat twin core of 1100 volts grade heavy duty cable PVC insulated stranded aluminium conductor of 4 sq.mm. size, served with inner sheathing of PVC tape and overall PVC inside the pole from street light db to the the st.light fitting passing through inside pol or as per site requirement with all fixing arrangement . Make: Finolex/Havells/Havells/equivalent. All as per direction of E-I-C.

S&F of M.S. Outdoor type box weather proof of size L-250XH-325XW-200 all in MM. /suitable size Fabricated from 2mm. Thick CRCA M.S. sheet with front hinged door and panel key type locking arrangement and 02 no. Hole at bottom for 3.5 core of 25 sq.mm. Cable and 01 no. hole at backside of box for outgoing of cable to street light pole box dully painted with smoke grey colour complete to be contained with 1. 32 amps. Porcelain/equivalent connector strips -3 no. 2. Neutral link-1 no. 3. 6/10Amp. mcb -1 no. with all fixing accessories for db to be fixed on pole to be used as a street light db with earthing terminal o/side the db. Drawing of street light db to be approved before supplying. Proper size of gland and lug to be used in each DB for termination. Proper rain shield protection to be given to db at the top of db cover. All as per direction of E-I-C.

S & fixing of AAC aluminium conductor consisting of 7no. Aluminium strand/wire with individual diameter of strand/wire 1 to 3mm. diameter, over all diameters be 4 to 8mm. Conductor to be string from pole to pole with binding aluminium wire on top of pin type/ shackle type insulators or as per site requirement with cradle support as and where required. All as per direction of E-I-C.

S & fixing Pin type, porcelain, vitreous, white, brown or green insulator including one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nut, 100mm height, 65mm dia for 1100 volts grade on the L.T. over head line pole as per site requirement. All as per direction of E-I-C.

S& fixing MCCB 4 Pole, 415 V, Adjustable type, 200 Amps with breaking capacity 36 KA in a suitable double door locking type M.S. enclosure db with suitable concrete foundation. 120 sq.mm. Cable to be terminated in this MCCB with outgoing. As per site requirement no. of gland, lugs to be terminated as per site requirement. DB to be provided proper rain shied cover. MCCB to be properly placed inside the db with sufficient space for in and out of cable-. MCCB Make:L&T/SIEMENS/ABB/EQUIVALENT. Drawing of db to be approved before fixing. All as per direction of E-I-C.

Stringing of weasel ACSR conductor from pole to pole on L.T. O.H. line . Conductor to be dismantling first from pin insulator and after stringing conductor to be tight on insulator with help of aluminium binding wire .Work to be carried out with all suitable safety accessories and as per the site requirement . All as per direction of E-I-C.

M&L for providing and fixing of 70 number precast cement concrete solid blocks of 10cm. thick of size 1.0 X 0.15 meter made from cement concrete of type- B1 1:2:4, 20 mm graded aggregate, duly marked as LT CABLE for cable route marker to be grouted in trenches as per site requirement. All as per direction of E-I-C.

Fixing of total 4 no. M.S. cross arm on pole by interchanging in between two street light pole with pin/shackle insulator, nut and bolts. Existing conductor on pole to be properly joint/string as per the site requirement. All as per direction of E-I-C.

Cat (B) - Buy Back Items

Credit to contractor for old damaged m.s. bracket/pole per site condition including dismentaling & removal of by excavating as and where situated.

Credit to contractor for damaged st. light al. cables as per site condition including excavating & removal as and where situated.

Credit to contractor for damaged st. light fitting as per site condition & removal as and where situated.

Credit to contractor for damaged st.light dbs as per site condition & removal as and where situated.

M B ELECTRICALS

BHIRUD ELECTRIC STORES

SAHA ENTERPRISES

RAJESH ELECTRICAL CONSTRUCTION