PROVISION OF HIGH MAST LIGHTS, STREET LIGHTS AND WIDE BEAM LED FLOOD LIGHTS WITH CONNECTED WORK SERVICES FOR PERIMETER ILLUMINATION OF 20 X WATCH TOWERS AND OTHER AREAS AT NAD UNDER AGE E/M NO-II OF GE (U-I) VISAKHAPATNAM

Excavation in trenches, not exc 1.5 m wide and not exc 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, laying cables 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.

All as per Sl Item No. 1.00 here in before but depth exceeding 1.5 m and not exceeding 3 m in depth.

Returning, filling in and including spreading, levelling, watering and well ramming in layers not exceeding 25 cm thick complete all as specified and as directed.

Removing of excavated surplus soil to a distance n. exc 50 m and depositing where directed at a level n. exc. 1.5 m above the starting point complete all as specified and directed.

M&L sand cushioning with clean and dry rever sand in trenches for protection of UG cable and including punning down complete all as specified and directed. Note:- Punned thickness of sand coushioning shall only measured and paid.

Supply & laying sub class 'B', class designation 75 bricks of old size, laid over sand cushioning along alignment of cable as protection to cable in trenches complete all as specified and directed. Note : Sand cushioning will measured and paid separately.

Supply, installing, testing and commissioning of galvanized high mast light system of height not less than 15 meter suitable for 09 Lantern symmertically fitted in two sections along with accessories, suitable for wind velocity 70 m/sec as per IS 875 part 3, including GI lantern carriage arrangement suitable for 09 luminaries symmetrically fitted along with their control gear boxes, lighting finial, having two point suspension system with stainless steel wire rope of 6 mm dia 7/19 gauge and double drum winch with both motor and manual operation alongwith luminaries mounting arm, pulley assembly, 01 No twin dome aviation obstruction light (LED type), lightning arrester spike, RCC foundation, foundation nut-bolts, washers, anchor plates, head frame, trailing cable of size 5 core x 2.5 Sqmm (minimum) flexible copper conductor, torque limiter adjustable type, high mast control panel alognwith all necessary swithchgears, integral power tool with reversible option installed inside the base compartment for its operation, complete internal wiring & all other accessories as per OEM complete all as specified in clause 19.23B of SSR part-I (2009) and as directed. (Contd...)

S&F LED flood light fitting of capacity 210 watt, 230 V AC operating temperature 10 to 45 degree celsius, 6500K outdoor type, IP-66 (minimum), SPD of capaciity 4 KV with drive and lamp pressure die cast aluminium housing, toughened glass cover with thermal management in multiple optics, with impact and corrosion resistant complete with driver and lamp, internally prewired and including electrically connecting complete all as specified and directed by Engineer-in-Charge.

S&F Steel tubular swaged poles conforming to IS-2713, complete with cast iron base plate, finial taper plug, bolts, nuts & screws, type 410 SP-31 (9 m long) and including painting with two coat of aluminium paint over a coat of primer on exposed surfaces and black bituminous paint on steel surface embeded in concrete and 03 Nos band / strips with white synthetic enamel paint, 30 cm wide each at a distance of 30 cm from top of plinth block and numbering of poles complete all as specified and directed. Note:- (i) Rate quoted shall deemed to inclusive of supply, errect with base plate including painting to poles as described. (ii) Excavation, earth work and PCC work will be measured and paid for separately under respective items.