RAPAIR/REPLACEMENT OF OLD DAMAGED POLES AND STREET LIGHT FITTINGS FROM SECTOR-5 SBI TURNING TO BHANDAK CHECK POST IN ESTATE AREA AT O. F. CHANDA

Amount

Cat (A) -Items to be supply and fixing

S &Fixing of steel tubular swaged pole as per site requirement complete with cast iron base plate, finial taper plug, bolts, nuts and screws as specified type 410 SP-31, 9.00 mt. Long with two coats of red –oxide and two coat of aluminium paint. Pole to be stand in a truly vertical plane, till the foundations are set. The existing cross arm of old pole to be removed and fixed on new pole with all fixing accessories arrangements i.e. as per site requirement. All as per direction of E-I-C.

Supply and fixing of LED street light fitting not more than 120 watt having system efficiency >120 lm/watt, system output > 14400 lumens, THD <10%,power factor>0.95, CRI >70, CCT 5700, FULL IP 66 ( without glue) protected single piece die cast aluminium housing having with glass and lens for proper distribution of light with impact resistance IK 07.Also has aluminium fins with horizontal line length( which will be designed as per dust environment) ensures heat dissipation from LEDs . Luminaire should be suitable for pole dia. of 40-50mm. dia. for fixing. Driver has EMI/EMC compliance (for EMI/EMC, Manufacturer should submit certificate). Driver should be own manufacturing for getting service after warranty period. Fixture and driver lifetime of 50K hours. Fitting should cover 3 years warranty period with certificate from dealer/manufacturer. Fitting to be fix on pole after removing old fitting from pole. Fitting to be approved by OFCH representative before supplying. Make: Philips /Bajaj /Wipro /equivalent All as per the direction of Engineer In-charge.

Excavation in soft/ loose soil not exceeding 1.5 mt. depth and not exceeding 1.5 mt. wide for foundation of pole and trenches for laying of cable etc. and getting out soil .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 and fixing accessories. All as per the direction of Engineer In-charge.

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 binded 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.

S & F of GI steel tubes of medium grade of 40 mm dia. for making of any length of street light bracket ( i.e. 3mtr. to 5 mtr. ) for fitting on pole with suitable size of fixing GI clamp( For every street light fitting suitable size of GI clamp (2 no.) ,nut bolt and washer as per site requirement. No welding work to be done on bracket for using street light fitting. Fixing of GI steel bracket with clamp after removing the old one , angle of inclination of bracket to be done as per site requirement. Steel tube make :sail/jindal/surya/tata/equivalent. Bracket and clamp to be painted with red-oxide and aluminium paint. During fitting of GI steel tubes and street light fittings on pole all safety tools like belt, ladder, etc. to be used for safety purpose. Fitting and bracket is to be fixed on pole, at height of 9 mtr. from the ground. All as per the direction of Engineer In-charge.

Supply and laying or passing through pipe, 660v/1100 volts grade heavy duty 4 sq.mm. twin core cable with PVC insulated stranded aluminium conductor. Twin core Cable to be drawn from O.H. conductor to the street light fitting through inside the bracket from pole to pole as per site requirement. Make: finolex/havells/kei/equivalent. All as per direction of E-I-C.

S & fixing of ACSR weasel aluminium conductor consisting of 6/7no. Aluminium strand and one no. steel conductor, over all diameter be 7.77mm. Conductor to be string from pole to pole with binding aluminium wire on top of pin type/ shackle type insulators as per site requirement.

Supply and fixing of traffic blinker light on pole with suitable fixing arrangement as per site requirement (from pole blinker to be place horizontally at distance of minimum 3 feet or suitable). Input supply of blinker 230v AC. Diameter of blinker should be minimum 200mm. dia. with minimum no. of led should be more than 80 nos. with following features. A. LED forward current should be 20 mA, B.with MAXIMUM POWER CONSUMPTION 10 WATT C. Built in regulated power power supply for protection with display of colour of led should be yellow/amber or as per sitr requirement. D. Wave length to be 500 ± 4% E. Intensity of LED be 260 Cd(minimum) F. Housing to be minimum 200m round polycarbonate with dust and water proof, flashing period be 24 hours, and no. of blinking per minute can be adjusted on site manually ,visibility 500 meters, viewing angle 25 degrees,, led lens UV stabilized transparent polycarbonate. Controlling part of LED blinker should be enclosed in water proof and moisture proof compartment. Before supply of item, product to be approved by OFCH authority. All as per direction of E-I-C.

Cat (B) - Buy Back Items

Credit to contractor for damaged M.S. pole and Bracket as and where fixed in O.F. Chanda estate.

Credit to contractor for damaged street light fitting as and where fixed in O.F. Chanda estate area.

RAJESH ELECTRICAL CONSTRUCTION

SAHA ENTERPRISES

M B ELECTRICALS

BHIRUD ELECTRIC STORES

HARIOM ENTERPRISES