PROVN OF 01 X HIGH MAST LIGHT WITH 06 X LED LIGHTS AT BDE PT GROUND AT AMS

Excavation in trenches not exceeding 1.5 m width or n exc 10 sqm on plan and n.exe 1.5 m in depth for taking out/laying of cable,foundation etc and getting out in soft/loose soil complete all as specified and as directed.

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

Removing surplus soil to a distance not exceeding 50 mtrs and depositing where directed including spreading, leveling at a level not exceeding 1.5 mtr from the starting point complete all as specified and as directed

Material and labour for sand cushioning with clean dry sand in trenches for cable protection complete all as specified and as directed. Note:- Punned depth shall only be measured and paid.

Cutting hard standing / road for laying of cable / protection pipe complete all as specified and as directed.

Material and labour for PCC (1:4:8) type D-2 (using 40mm graded aggregate) for filling and making good of disturbed surfaces of road/hard standing etc complete all as specified and as directed.

Supplying, Laying,connecting,testing and commissioning of XLPE insulated and PVC sheathed ,armoured heavy duty UG cable with stranded alluminium conductors 25 sqmm x 4 core,1100 Volt grade, laid in trenches including using LT connector to joint the one end of cable to over head line ,compleate all as specified and as directed. Note :- (i) Pipe and bricks for cable protection and sand cushioning and earth work shall be measured and paid separately.

S & F bricks well burnt sub class ‘B’ bricks in trenches on cable as cable protection across the length of the cable (width wise) complete all as specified and as directed.

Supply and fix galvanised iron pipe in 40 mm bore, light grade for protection of UG cable, laid in trenches etc complete all as directed.

Supply and fix galvanised iron pipe in 40 mm bore, light grade for protection of UG cable, fixing to pole including MS clamp,nut, bolt etc, on pole / walls. complete all as directed.

S&F Flood light fitting,300W LED, energy saving,environmental friendly,exclusive innovative die cast aluminium IP-66 flood light with high power 300 Watt LEDs as light source,suitable for highlighting architectural facade high mast pressure,die-cast,integral weather proof housing heat resistant toughened clear glass cover with reflector with all accessories made suitable for fixing on high mast pole,complete all as specified and directed.

Supply, installation and commissioning of High galvanized mast light suitable for 6 lantern symmetrically fitted along with their control gear and having two point suspension system with stainless steel wire rope of 6 mm dia 7/19 guage and double drum winch with luminaire mounting arm, pully assembly,aviation obstruction light, lighting arrester spike foundation bolts, nuts anchor plates, templates, trailing cable & integral power tool for raising and lowering operation of high mast with and including including earth work & RCC foundation as per height and following technical specification complete all as specified and directed.

(a) High Mast System.

1. Height of mast – 15/16(mtr)

2. No of section – two

3. Material construction – S 355 grade as per BS-ENI0025

4. Base dia and top diamtr (A/F) – 360 mm & 150 mm respectively

5. Cross section of Mast – 20 side polygon

6. Standard for galvanization – As per BS EN ISO 1461

7. Size of opening and door at base - 1050 mm x 225 mm

8. Diameter of base plate – 520 mm

9. Thickness of base plate – 25 mm

10. Lighting protection finial – GI single spike of length 1200 mm (minium)

11. Maximum wind speed – 50 m/s as per IS: 875 (Part-III).

12. PCD of foundation bolts – 445 mm

13. Type /diameter/length of foundation bolts – TS 600/24 mm dia/750 mm long

(b) Luminaires Carriage

(i) Material of construction – 50NB ERW Class „B‟ – MS pipe

(ii) Diameter of carriage ring (mm) – 535 mm (ID)

(iii) Construction – 6 arm, welded, 2 sections

(iv) Load carrying capacity – 9 Luminaries

(c) Winch / Power Tool

(i) Type /SWL of winch – Double Drum/350 kg

(ii) Method of operation – Integral motor

(iii) Motor capacity – 0.75 HP Three Phase

(iv) No of speed – 6 Pole, single speed

(d) Stainless Steel Wire Rope

(i) Grade/construction – AISI304, 7/19 construction

(ii) Number of ropes – Two

(iii) Diameter (mm) – 5 mm

(iv) Braking load capacity – 1450 kg x 2

(e) Trailing Cable:

Trailing Cable: PVC insulated PVC scheduled 1100 volts grade ISI marked multistranded copper conductor cable 6 core 2.5 sqmm.

(f) Head Frame

The head frame, which is to be designed, as a capping unit of the mast, shall be of welded steel construction, galvanized both internally and externally after assembly. The top pully shall be appropriate diameter, large enough to accommodate the stainless steel wire ropes and the multi-core electric cable. The pulley block shall be made of non-corrodable material, and shall be of die cast Aluminium Alloy (LM-6)

(g) Foundation:

Construction of suitable shallow foundation with M20 grade concrete for high mast considering the safe soil bearing capacity at site as 10 T/sqm at 2 m depth.

(h) Aviation Obstruction Lights :

Aviation Obstruction Lights : Suitable Aviation Obstruction Lights (LED) of reliable design and reputed manufcturer shall be provided on top of mast.

Material & labour for outdoor type Powder coated CRCA steel sheet feeder pillar housing 2.0mm thick (minimum) with 63 Amp four pole MCB incomer timer 16 Amp, 230 Volts Digatal type and 40 Amps Contractor suitable for automatic switch ON and OFF of the luminaries, 9 amp 2 contactors and raise lower push buttons for motors operation, incoming terminals of 50 sqmm and outgoing terminals of 16 sqmm for power cable and 2.5 sqmm for motors mounted on suitable foundation including fixing with necessary clamps,nuts, bolts pannel should be same make of high most pole complete all as specified and directed.

Materials & labour for earthing complete with galvanized earth plate electrode 600 x 600 x 6.0 mm thick, buried directly in ground (earth pit not less than 2.25 m deep below normal ground level ) with top edge of the plate not less than 1.5 m below normal ground level, connected to using galvanised iron strip 25×4mm by means of bolts, nuts, check nuts and washers of galvanized iron or steel, earth lead wire protected by and including 40 mm dia GI pipe(light grade), alternate layers of charcoal and salt, including 20 mm bore GI tubing for watering to earth electrode, earth lead connected to test point/ distribution panel /feeder pillar etc as directed including necessary earth work, concrete pit with PCC (1:3:6) type C1, pre cast RCC(1:1:5:3) type A1 cover slab duly reinforced with 8 mm dia TMT bar 150mm c/c both way and two numbers lifting handle made of TMT bar and set in cement mortar (1:4), funnel, wire mesh, all as shown in electrical plate No 5 of SSR part-1 and testing on complete all as specified and as directed.

Material and labour for PCC (1:3:6) type C-2 with 40mm graded stone aggregated for foundation of electric pole, bus bar and panel board etc including necessary form work complete all as specified and as directed

NOTES :- 1. The amount of schedule of credit shall be deducted from the total of this BOQ for arriving at contract sum. 2. Unless otherwise specified the rates for PCC shall deemed to include the cost of formwork shuttering etc, required for complete and proper execution of the work. Refer Schedule 'A' notes for details.