PROVIDING, INSTALLATION , TESTING AND COMMISSIONING OF 20 MTRS HIGH MAST WITH LED LIGHTS IN AOR OF BOP TALAI OF 62 BN BSF UNDER SHQ BSF COOCHBEHAR

Amount

Supplying of 20 Mtrs high raising lowering type Polygonal, in two sections High Mast towers, on the existing foundatins, as per technical specifications suitable for the following configuration of LED fittings, complete with portable power tool, double drum winch along with separate handle for manual operation, lantern carriage, 2 wire suspension system, power cable, lightning protective finial LED aviation light fitting, foundation bolts along with nuts, washers, anchor plate and templates, supply of LED type single dome aviation obstruction light with lamp etc. complete as required. Crompton Greaves Cat Part No. HM-20 A Octagonal Galvanized High Mast of height 20 meter or equivalent model in Bajaj / utkarsh (Supply of material at site BOP ).

Suitable for 12 luminaries in Symmetrical Orientation.

Technical data specifications

1) High Mast Structure:-

Height of mast (Mtrs)

Material of construction

Thickness of material. I. Top Section II. Middle Section III. Bottom Section

Cross Section of Mast (Number of sides)

Length of individual Section I. Top Section II. Middle Section III. Bottom Section

Base & Top Diameter I. Base Dia II. Top Dia

Type of joints

Length of overlap

Metal Protection treatment

Thickness of galvanisation

Size of Door opening at base of mast

Type of locking on door panel

Lighting protection finial

Aviation obstruction light

Size of base plate I. Diameter II. Thickness

2) Dynamic loading as pervailing at site

Maximum wind speed (IS 875 - 1987)

Number of foundation bolts

PCD of foundation Bolts

Diamter of foundation Bolts

Length of foundtion bolts

3) Lantern Garriage

Material of construction

Diameter of lantern garriage ring

Construction

Number of Joints

Load carryying capacity

4) Winch

Number of drums per winch

Gear ratio

Capacity

Method of operation

Lubication arrangement

Type of Lubricant

5) Stainless Steel wire rope

Grade

Diamter of SS Rope

Construction of SS Rope

Number of SS Ropes

Thimbles & terminals

Breaking load capacity

6) Trailing Cable

Material of construction

No of circuits per mast

7) Power tool

Model

Capacity (HP)

Number of speeds

Reversible / Non reversible

Input Supply

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.. All Kinds of soil.

Providing & laying in position cement concrete of 1:4:8 grade ( 1 Cement :4 coarse sand : 8 graded stone aggregate 40 mm nominal size) excluding the cost of centering and shuttering - All work up to plinth level.

Providing and laying in position 1:1.5:3 grade ( 1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size) of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level.

Steel reinforcement for R.C.C work i/c straightening, cutting, bending, placing in position and binding all complete upto plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more

Centering and shuttering including strutting, propping etc. and removal of form for : Foundations & footing, base of column etc for mass concrete

12 mm cement plaster of mix : 1:6 (1 cement: 6 coarse sand)

Providing and installation of integral LED Flood Light Luminaries 250 Watts (Warm White) heavy duty, outdoor type made up of pressure die cast aluminium housing with toughened glass and high power LEDs and secondary lenses with IP66 protection. system efficiency >110LPW including 10 KV SPD as per technical specifications so as to ensure achievement of desired illumination level as required. cat par No. LSFO- 250 - CDL / 60-M C.G make or equivalent model of Havells / Philips / C&S. ( For 20 Mtrs High Mast).

Installation, testing and commissioning of 20 Mtrs high mast with the help of suitable tools and plants, wiring of luminaires with all wiring materials like PVC insulated PVC sheathed flexible cable of suitable copper conductor cores of 2.5 Sq mm / Power cable as per industry standards,lugs, ITC of LED type double dome aviation obstruction light with lamp including connection testing etc as required including all labours.

Earthing with G.I. earth plate 600 mm X 600 mm X 6 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal/ coke and salt as required.

Providing & fixing 25 mm x 5 mm G.I. strip in 40 mm dia G.I. pipe from earth electrode including connection with G.I nut, bolt, spring, washer excavation and refilling etc. as required.

Providing & fixing 25 mm x 5 mm G.I. strip on surface or in recess for connections etc. as reqd

Supplying and laying of following size DWC HDPE pipe ISI marked along with all accessories like socket, bend, couplers etc. conforming to IS 14930, Part II complete with fitting and cutting, jointing etc. in the existing trench, complete as required.i) 90 mm dia (OD-90 mm & ID-76 mm nominal)

Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.

Supply and laying of aluminium armoured LT underground XLPE insulated PVC sheathed tap/wire armoured cable conforming to IEC :-part-III and 650/1100 v grade as per IS 7098 (PART -1)1988 at site in the existing RCC/HUME/ METAL PIPE etc as required as reqd.3.5 C X 95 SQ MM (HAVELLS/POLYCAB/FINOLEX/HPL)

Supply and laying of aluminium armoured LT underground XLPE insulated PVC sheathed tap/wire armoured cable conforming to IEC :-part-III and 650/1100 v grade as per IS 7098 (PART -1)1988 at site in the existing masonry open duct as required 3.5 C X 95 SQ MM (HAVELLS/POLYCAB/FINOLEX/HPL)