PROVISION OF HIGH MAST LIGHTS AT NAVAL OFFICERS INSTITUTE AND GARDEN LIGHTS AT NVAL PARK AND AT BUILDING NO P-54, ENCSI UNDER AGE E/M NO - I OF GE (U-I), VISAKHAPATNAM

Amount

Excavation in trenches n.exc 1.5 m wide and not exc 1.5 m depth and getting out in soft / loose soil complete all as specified and directed.

Excavation in trenches n.exc 1.5 m wide and not exc 1.5 m depth and getting out in hard / dense soil complete all as specified and directed.

Returning and filling in of excavated material any type including spreading, levelling, watering and well ramming in layers not exceeding 25 cm each complete all as specified and directed.

Removal of surplus excavated material of any type to a distance not exceeding 50 m and depositing where directed at a level not exc. 1.5 m bove the starting point complete all as specified and directed.

M&L for sand cushioning / sand covering for underground cable protection complete all as specified. Note: Punned thickness shall only be measured and paid.

Supply and laying sub class 'B' bricks of old size (approved size locally available) laid along alignment of cable as protection to cable in trenches complete all as specified and directed by Engineer-in-Charge

Supply and laying precast concrete cable covers class LV type 1 flat size 250 x 150 x 40 mm laid along alignment of cable as protection to cable in trenches complete all as specified and directed

M&L for GI pipe light grade 50 mm dia laid along road crossings / plinth protection with suitable fittings for cable protection or fixed to the pole/ Wall complete all as specified and directed by Engineer-in-Charge . Make : Surya Roshni Ltd / Tata / Jindal steel / Prakash

Supplying, laying, testing and commissioning LT XLPE insulated , armoured heavy duty electric cable of following sizes, 1100 volts grade with stranded aluminium conductor laid in trenches / passing through pipe / duct/ road crossing /fixed on poles / walls Complete all as specified and directed. MAKE: Havells / Gloster / KEI Industries Ltd / Polycab / Asian Cables / Finolex [Note: The rate quoted shall inclusive of termination at ends with suitable aluminium lugs where required]

10 Sqmm 4 Core

16 Sqmm 4 Core

Supply only LED flood light fittings 100 watts with ultra sleek , light weight and secndary optics made up of pressure die cast housig with IP 66 ingress protection and impact resistance of IK07.4KV inbuilt and 10 kv external surge protection comprising of epoxy powder coated housing enclosed with glasscover in frame ( with tolal lumen output not less than 9500 lumens and suitable wattage for efficiency not less than 95 lumens/watt). complete and testing on completion all as specified and as directed (Make: Havells / Philips / Bajaj / Wipro / CG ).

Supply and fixing FLORENCE LED type post top luminarie of 40 W with IP 65 protection with die cast aluminium graphite grey powder coated finished body polycarbonate opal diffuser low power warm white (WW) LEDs with better heat dissipation high efficient constant current electronic driver having operating voltage range from 140 to 280 Volt AC provided with high voltage open and short circuit protection Voltage surge protection 10 KV etc complete suitable for 60 mm OD Pipe entry including suaitable size of loop in loop out boxes & flexible 3 core 1.5 Sqmm copper connecting cable from loop in loop out box to fitting etc complete all as directed & specified. (Make: Havells / Philips / Bajaj / Wipro / GE / CG).

Supply erect , test and commissining of 12.5 meter high galvanised mast light suitable for 6 lantern symmetrically fitted along with their control gear and having suspension system with stainless steel wire rope of grade AISI 316/304 of 7/19(6/19 WSC) construction and double drum winch and head mast fitted with luminaire mounting arms and carriage fabricated from ERW pipe for fixing 6 nos of non integral type light fittings , pully assembly, one no aviation obstruction light, lightning arrestor spike, 2.5 Sqmm multicore flexible power cables for power supply including RCC foundation as per manufacturer specifications with foundation bolts set comprises of anchor plate with high tensile studs complete all as per manufacturer instructions and as specified & directed. NOTE: (i) Mast shall be in two sections and suitablle for wind velocity 70 m/sec as per IS 875 part3. (ii) Light fittings shall be measured and paid separately as supply only. ( MAKE : BAJAJ / PHILIPS / HAVELLS / CG )

The rate quoted shall be inclusive of the following : (a) Supply of foundation bolts manufactured from speical steel along with nuts, washers,anchors plates and templates complete. (b) Supply of control panel housing suitable control circuit for the operation of the mast made out of 3mm thick CRCA sheet , double door type with slopy canopy suitable for outdoor installation. It shall also consist of suitable control for the power tool motor-01 No with suitable switchgear and wiring from panel to light fittings with suitable copper conductor cable, glands, lugs including suitable foundation.

(c) Construction of suitable shallow foundation with M-20 grade concrete for the mast considering the safe soil bearing capacity at site as 10 t / m2 at 2 meter depth with all material and labour. (d) Erection and commsisioning of the high mast with the help of suitable equipment.. (e) Timer panels and control panels for each high mast.

Earthing complete with galvanised steel earth plate electrode 60 cm × 60 cm × 6.3 mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less'than 1.5 metres below normal ground level, connected to galvanised iron strip 32X6 mm as earth lead by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No. 3 of SSR Part-I connected to earthing test point all as specified or indicated including testing on completion (Rates inclusive of necessary earth work in any type of soil, PCC pit, CI cover , funnel in watering pipe, 40 mm dia light grade GI protection pipe for earth strip in ground etc, all as required at site for complete earthing.)

M&L for earthing complete with GI earth plate electrode of size 60cm x 60cm x 6 mm thick burried directly in ground (earth pit not less than 2.25 m deep below ground level) with top edge of the plate not less than 1.5m below the normal ground level connected with GI wire 4 mm by means of bolts, nuts, check nuts & washers of galvanished iron steel including necessary excavation and earth work in any type of soil, removing surplus soil to a distance not exc 50m, with and including PCC chamber in PCC (1:2:4), type B1,using (20mm graded stone aggregate), "mild steel angle iron frame" made out of MS angle iron of size 40x 40 x 6 mm thick duly painted with two coats of synthetic enamel paint over one coat of red oxide zinc chrome primer hinged with and including 6mm thick CI cover with handle, watering arrangement with funnel internally secured with wire mesh with 20mm dia medium grade pipe for watering 40mm dia light grade, GI pipe for lead protection in & including alternate layers of charcoal dust and common salt complete all as shown in electrical "Plate No '3' and connected to earthing test point all as specified and indicated including testing on completion including retrieving old GI earth plate, CI cover, GI pipes, angle iron frame from existing earthing as directed.

S R CONSTRUCTIONS

M/s SS Engineering Enterprises

SRI HARSHITA ELECTRICALS

PRADEEP ENTERPRISES

Ruchira Associates

TECHNO SOFT SOLUTIONS

R AND A ASSOCIATES ENGINEERS CONTRACTORS

MONITOR ENGINEERING WORKS

LITE SYSTEMS INDUS