Miscellaneous Works, SH. Provision of Edge lights for Old unused Turnpad after C taxi and conversion of Elevated HIRL to Inset Edge lights

Amount

Supply of following size 5KV grade Isolating Transformers for Runway lighting System.

200W, 20/6.6 Amps

15W, 20/6.6 Amps

Supply of 5 KV grade plug and receptacle suitable of type I class B connector suitable for field attachment with 1x16 sqmm 5 KV grade PVC insulated PVC sheathed single core copper conductor cable conforming to the relevant IS specifications as required.

Supply of connector kits (male & female) for 2x4 sqmm AFL secondary leads

Supply of following Cylindrical type Cast Iron adaptor boxes with machined top of size 330mm with thickness of 15 mm at top and 10 mm on balance portion of box suitable to fix on Cylindrical type Cast iron boxes of 330 mm dia.

75mm height

Supply of DOBEFIL 60 of Dr. Beck & Co. or equivalent sealant material suitable for fixing bottom box of inset type runway edge lights.

Laying of one number PVC insulated and PVC sheathed/XLPE power cable of 5 kV grade 16 Sq.mm size in the existing RCC/HUME/METAL/ duct/culvert/ drainage pipe as required.

Excavation for cable trenches in soft soil, depth upto 75 cm including dressing of sides lift upto 1.5 m, getting out the excavated soil, refilling with excavated soil after laying of cable/ pipe etc. and disposal of surplus excavated soil as directed, within a lead of 50 meters etc as required.

Laying of departmentally supplied 50 mm OD, 38 mm ID DWC HDPE pipe in the existing cable trench/ duct etc.complete as required.

Cutting of cable groove with kerf cutting machine for laying following number of 2x4 Sqmm secondary leads meant for inset type runway edge light/Turn pad light fittings on the concrete/ bituminousrunway/ taxiway surface including kerfing, chiselling, cleaning and filling the groove with departmentally supplied sealant compound after laying secondary lead including jute covering for protection etc. as required. a) 01 run of cable

ITC of departmentally supplied Inset type Runway edge light fittings in the bitumen/ concrete surface using core cutting machine and departmentally supplied Dobefil 60 compound & Hardener 758, installation and aligning of inset fitting using suitable jig, closing of shallow base with sealant material, connecting with secondary leads, providing Insulation tape etc. as required.

Installation of departmentally supplied cylindrical type transformer housing box in soil/ rain water drain filled with loose aggregate, along the runway shoulder by providing a base concrete of ratio 1:3:6 ( 1cement : 3 :coarse sand : 6 graded stone aggregate of 20 mm nominal size) of size 830 mm dia x 100mm thick and concrete of ratio 1:2:4 ( 1 cement : 2 coarse sand : 4 graded stone aggregate of 20mm nominal size) all around the CI box for 150 mm and coping up of top slope, including providing & fixing 150 mm long 15 mm dia "B" class G.I. pipe for drainage of water, fixing departmentally supplied 50mm dia DWC HDPE pipes for cable entry at 2 sides of CI box as required.

Fixing of following Cylindrical type Cast Iron adaptor box in the bitumen/concrete surface using core cutting machine and by providing a base concrete of size 370 mm dia x 50mm thick and concrete for 20 mm all around the CI adaptor box (using micro-concrete mix & 12 mm aggregate) and coping up of top slope by providing a concrete pedestal of 25mm height for 150mm surrounding to the box etc. as required

330mm dia 75 mm height

ITC of Elevated type Runway edge/ turning pad edge lights on the existing transformer housing box/ CI collar boxes including connecting the Essna connectors with the series cables, connecting the secondary lead, isolating transformers, providing insulation /water sealant tapes etc. complete as required.

Demolision of existing Cylidrical type CI transformer housing box installed in bituminous surface using concrete, by cutting the top portion for a depth of 100mm using metal cutting wheel/hammer/chisel etc. and filling the inside portion of CI box with cement concrete (Concrete ratio 1:2:4, 1 cement : 2 coarse sand : 4 graded stone aggregate of 20mm nominal size) from bottom upto a height of 380mm and making the pit ready for installation of Inset type runway edfge lights/ CI collar boxes etc. as per direction of Engineer-in-charge.

Supply and laying of 6 SWG GI wire along with cable including providing lugs for termination, etc complete as required.

CREATIVE TRADING CO

MPC ELECTRICALS AND ENGINEERS