Extension of apron with new linked taxiway and allied works at Gaya Airport, Gaya. SH Electrical Works of LED taxi Lights and Allied Works

Amount

Supply of 6 sq.mm. 5KV grade PVC insulated & PVC sheathed stranded copper conductor single core airport lighting cable confirming IS:1554 (Part-II) with up to date amendment and confirming to technical specification etc. as required.

Supply of elevated blue colour LED type MIRL omni directional Taxiway Edge Light fitting suitable for use with series circuit of 2.8A - 6.6A, 50Hz CCR supply complete with LED, 360° optical head, breakable coupling, gasket, two pin leads, base plate with stainless steel bolts, spring & plain washer & other accessories etc. complete with all accessories as per ICAO standards etc. as required.

Supply of 5KV grade plug & receptacle of type-1 class B Connector & suitable field attachment suitable for following sizes 5KV grade PVC insulated PVC sheathed single core stranded copper conductor cable confirming to IS:1554 (Part-II) etc. as specified in technical specification as reqd. (a) 6 Sqmm

Supply of following capacity 5 KV grade, 50 Hz individual series to series Isolating Transformer encapsulated in polyster resin finally moulded with neoprene type rubber as specified in technical specification etc as required.(a) 45 W, 6.6/ 6.6Amps

Installation, Testing and commissioning of elevated type taxiway MIRL fittings on the existing transformer housing boxes i/c removal of existing fitting , installation of transformer, lens, lamps gasket, nut bolts, lens holding clamp and other accessories i/c alignment, levelling, isolating transformer, connection, earth connection etc. all complete as required.

Laying 1 No. 6 sqmm. PVC insulated PVC sheathed unarmoured Copper conductor Airfield lighting cable of 5 KV grade direct in ground including excavation sand cushioning protective covering with bricks and back filling work etc complete as required. (Trench width shall be min 35cm and depth shall be 80cm.)

Laying 1 No. additional cable of size 6 sq mm PVC insulated PVC sheathed unarmoured Copper conductor Airfield lighting cable of 5 KV grade direct in ground in the same trench in one tier horizontal formation including excavation sand cushioning protective covering with bricks and back filling work etc complete as required. ( Additional trench width shall be made by 20 cm and depth shall remain 80 cm.)

Laying of 1 No. 6 sq.mm PVC insulated PVC sheathed unarmoured Copper conductor Airfield lighting cable of 5 KV grade in the existing RCC / HUME / STONEWARE / METAL pipe/ as required.

Making field connections by crimping 6 sq.mm. plug & receptacle with existing 6 sq.mm. single core PVC copper Conductor cable including filling the gap with water sealant material applying PVC insulation tape, HT Tape etc. complete as required.

Earthing with GI Pipe 4.5m long x 40mm dia with providing masonry enclosures on the top with cover plate having locking arrangement etc. ( with charcoal or coke and salt) complete as required.

Providing and laying earth connections from earth electrode with 6 SWG dia G.I wire in 15mm dia G.I. pipe from earth electrode as required.

Providing & fixing 6 SWG dia G.I. wire on surface or in recess for loop earthing alongwith the existing surface/recessed/along with cable in cable trench/pipe as required.

Supply of following sizes HDPE pipe of PN-6, PE-100 grade as per relevant specification and approved make of AAI/approval from EIC etc. as required.( A) 63 mm dia.

Laying of following sizes HDPE pipe in the excavated trench including fixing joints etc. complete as required.(A) 63 mm dia

Cutting the bituminous/PCC Apron/road of upto 12 cm width and 20 cm depth with help of suitable tools & plants / manpower and disposal of debris upto 300 mtr suitable for laying of 63mm dia HDPE/GI Pipe etc complete as required.

Making good the excavated trenches at road crossing, drain crossings or on paved surfaces by providing and laying cement concrete of grade 1:2:4 (1 cement:2coarse sand:4graded stone of aggregate 10mm to 20mm nominal size).

providing and laying in position concrete 1:3:6 (1cement:3coarse sand :6 graded stone aggregate 20 mm nominal size ) as required for making clear the surrounding areas.

Constructing brick masonary manhole chamber of minimum dimension 1.2m x 1.2m x1.1m with medium class bricks in cement mortar 1:4 (1 cement : 4 coarse sand) R.C.C. top slab with mix 1:2:4 cement concrete (1cement : 2coarse sand : 4 graded stone of aggregate 20mm nominal size), foundation concrete 1: 4: 8 mix (1cement : 4 coarse sand : 8 graded stone of aggregate 40mm nominal size) in side plastering 12 mm thick with cement mortar 1:4 (1 cement : 4 coarse sand). The top slab/cover should be provided in a suitable size MS angle frame work at the edges.

Supply of internally illuminated LED based with central split type opening for easy maintenance mandatory /information signages of various sizes made out of 4mm thick glare free poly carbonate sheet at front.Body ( all side except front ) made out of 2.00 mm thick powder coated anodized aluminum profile having minimum width of 150mm and supported at back by 50mm dia ( Normal size ) die cast aluminum pipe at a seperation and fragile coupling as per ICAO norms . Light source shall be highly luminous , long life typical 50,000 Hrs , suitable number of LEDS of make ( Osram / Philips /Nichia) assembled on each PCB of minimum size 700mm X 20mm x 2mm for boards having height 800mm or more .Efiiciency of LED shall have delivered minimum output 110 Lumens per watt and colour temperature should be more than 5000 Kelvin with proper heat dissipation . These Aluminum PCB`s should be placed across the length of the board . The signages boards with length varying from 800mm to 3000mm shall be suitable for operation on series circuit at variable current from 2.8Amps- 6.6 Amp ( brightness of the signages should be uniform with current variation ) including supply and installation of suitable capacity/wattage electronic convertors and islolating Transformers . All the signages shall have letters and symbols made by computerised cutting vinyl and pasting on the polycarbonate sheet from inside /outside of the sign face of required colour as oer ICAO. (The details of signages required will be intimated during execution of work & will be as per ICAO ).

Installation , testing and commissioning of Operational guidance /information signages of various sizes at various locations at operational area of the airport. The signages should be installed in 1:2:4 grade cement concrete of 400X400X500mm ( for the mounting legs ) and a total base of 150mm thick which extends all around the boards with the distance of 1500mm ( front , back and both the sides ) . the concrete base and legs foundation should be on the same level and 20-25 mm above ground level ) Measurement shall be of Plan area of concrete base. )

Retrieving out carefully the laid in ground, charged and in operation PVC insulated and PVC sheathed/ XLPE power cable 1.1 V grade of following sizes from the ground (but excluding soil excavation) laid under the bricks & sand, cutting the cable for re-routing etc as required.

3½ core x 185 Sqmm Power Cable

3½ core x 150 Sqmm Power Cable

3½ core x 120 Sqmm Power Cable

4 core x 16 Sqmm Power Cable

Excavation for cable trenches of depth upto 1.2m in soft soil including getting out the excavated soil and disposal of surplus excavated soil as directed.

Laying of one number PVC insulated and PVC sheathed XLPE power cable 1.1 KV grade/RC Cable of following sizes direct in ground including excavation sand cushioning, protective covering and refilling the trench etc as required.

Above 95 sq. mm and upto 185 sq. mm

Upto 35 sq. mm

Laying of one no. PVC insulated and PVC sheathed/ XLPE power cable of 1.1 KV grade/RC Cable of following sizes in the existing RCC/Hume/Stoneware/Metal/HDPE pipe etc. complete as required.

Above 35 sq. mm and upto 185 sq. mm

Upto 35 sq. mm

Supplying and making STRAIGHT THROUGH cable jointing with heat shrinkable jointing kit , including ferrule and other jointing materials, for following size of PVC insulated and PVC sheathed/XLPE aluminium conductor/Copper Conductor cable of 1.1 KV grade as required.

3½ core x 185 Sqmm,1.1 KV Gade Power Cable

3½ core x 150 Sqmm Power Cable

3½ core x 120 Sqmm Power Cable

Making end termination with existing PVC gland and providing aluminum lugs for 4 x 16 sqmm size of PVC insulated and PVC sheathed / XLPE aluminum conductor cable of 1.1 KV grade as required.

Erection of Existing Aluminium tiltable light pole in the RCC pedestal foundation with collar having overall size 1564mm(964mm+600mm)x410mx410mm with base of size 100mm X1000mm X 150 mm and fixing of foundation bolts alongwith provision for installation of Loop in loop out box on suraface of collar by fixing on MS frame and supply & laying of 2 nos. 32mm PVC pipe of 1.5mtr for protection of cable including excavation, refilling and painting (Two or more coat) for the exposed portion of the pedestal with approved colour including installation of loop in loop out box complete etc as required as per instruction of Engg-Incharge.

Dismantling of existing Aluminium tiltable swan neck perimeter light pole (approximately 5.0 mtr high) fixed on cement concrete foundation and removing out the MS hinge rearrangement, thermoplastic loop in loop out box with proper care for re installation of pole etc complete as required.

SAURABH ENTERPRISES

Techno Electricals

POSHDECOR