SPECIAL REPAIR/REPLACEMENT OF POWER SUPPLY CABLE WITH ALLIED ITEMS TO CRASH BELL AT NORTHERN SAFETY AT AFS YELAHANKA

Amount

Material and labour for boring of holes under road, pavement, hardstanding by trenchless technology using ultrasound technique and necessary machining including HDPE pipe of 63mm dia suitable for 0.4 mpa working pressure complete all as specified and directed.

Material and labour for Boring of holes under road, pavement, hardstanding by trenchless technology using ultrasound technique and necessary machining including HDPE pipe of 80mm dia suitable for 0.4 mpa working pressure complete all as specified and directed.

Material and labour for Boring of holes under road, pavement, hardstanding by trenchless technology using ultrasound technique and necessary machining including HDPE pipe of 100mm dia suitable for 0.4 mpa working pressure complete all as specified and directed.

Supply and Lay cable XLPE insulated screened PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) 1100V grade with stranded aluminium conductor of size 16 Sqmm 4 core complete all as specified and directed.

Supply and Lay cable XLPE insulated screened PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) 1100V grade with stranded aluminium conductor of size 10 Sqmm 2 core complete all as specified and directed.

Supply and Lay cable XLPE insulated screened PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) 1100V grade with stranded aluminium conductor of size 25 Sqmm 4 core complete all as specified and directed.

Supply and fix Sheet metal enclosure double door MCB DB SPN 4 way with 200 A rated bus bar & neutral link all as specified and directed.

Supply and fix Sheet metal enclosure double door MCB DB SPN 2 way with 200 A rated bus bar & neutral link all as specified and directed.

Supply and fixing 230V 10KA 'C' curve miniature circuit breaker (MCB) of 32 Amps rating single pole and neutral in the Junction box/ DB complete with connection testing and commissioning all as specified and directed.

Supply and fix terminal box made out of SMC with hinged door and locking arrangements of size 200x140x95mm Including, Backlite 4-way connector S Clamps suitable for PCC. with bolt, nut and washer ,electrical connections including MCB TPN 40 Amps complete all as specified and as directed.

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m deep for laying of cables, pipes, foundation for poles etc., and getting out in hard/dense soil all as specified and as directed.

Removing surplus soil to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point all as directed.

M&L for PCC 1:3:6 type C1 (using 20mm graded stone aggregate) for stay and coping for poles including necessary form work to exposed surface finished smooth and even complete all as specified and directed.

Supply & fix industrial gong bell (conforming to IS 2268:1994) single phase 220 V ,AC aluminium cast body dust and weather proof provided with chromium mild steel pressed gong, 9 inch complete all as specified and directed.

Supply and installation of MS box of size 300mm dia and height 500mm, made of MS with top and bottom flange thickness of 10mm and wall thickness 4mm having 6 Nos of hole for M10 bolts for installation of terminal boxes for passing of cable in runway and taxiway complete including black metal painting as required. Note: The quoted rate inclusive of suitable arrangement for fixing of terminal boxes, cartage and metal black painting

Material and Labour for maintenance free earthing complete of comprising of 17.2 mm dia 3 mtr long Earth electrode of low carbon steel electrode with 250-micron copper bonding, 50 pounds of Eco safe based environment friendly backfill and suitable clamp, back-fill earthing enhancing compound should strictly be an Eco Safe carbon based conductive concrete type which has a resistivity of less than 0.12 Ohm mtr as per Clause 14.5D of IEEE: 80 standards. Back-fill compound should be electronically conductive (like in metals) and should not depend on moisture for conduction. Back-fill compound should be environment friendly, should solidify when mixed water and set like concrete and should not leach /diffuse into the ground. Back-fill compound shall not have mixed with any soil while pouring in the bore hole. Test Certificate as per IEC :62561-7 for Back-fill compound shall be submitted along with the material. 17.2 OD SS clamp both side, Eco friendly rust proof heavy duty weather proof Polyethylene Earth pit chamber with following dimensions: 254 mm dia (top),330 mm dia (bottom) & 260 mm (height) complete all as specified and directed.

Supply and fix in repair 8 mm dia solid Aluminium Conductor for roof top mesh grid meets the requirement of IS IEC 62305 (As specified in Drawing) complete all as specified and directed.

Supply and fix in repair conductor holding clamp suitable for mesh grid Conductor holder each at 1 metre distance to meets the requirement of IS IEC 62305 complete all as specified and directed.

Supply and fix in repair cross universal connector for T and cross connection, to route vertical down conductor /mesh formation meet the requirement complete all as specified and directed.

Supply and fix in repair test link suitable for holding 10mm dia copper rod in order to disconnect the earth termination system for enabling measurements. to connect Aluminium round conductor to Ring Earthing complete all as specified and directed.

Supply and fix in repair 10 mm copper bonded Round steel solid Conductor in compliance with IS/ IEC 62305 and IEC 62561-2. The coating shall be smooth, continuous & free from flux stains (Ring Earthing) should be tested and use exclusively for lightning protection, earthing system and ring equipotential bonding complete all as specified and directed.

Supply and fix in repair SS Straight Connector for connecting Ring Conductor suitable for 10mm Cu. Bonded Steel Conductor to meet the requirement for IS/IEC-62305 complete all as specified and directed.

Supply and fix in repair SS Cross Splicer suitable for 10 mm dia copper rod providing of cross universal connector For T and cross connection, to route vertical down conductor with stud connection meets the requirements of IS / IEC 62305 complete all as specified and directed.

Supply, installation and commissioning of LT outdoor loop in loop out terminal box with sloping canopy of size 600x450x250mm made out of 3 mm thick CRCA sheet duly painted with two cores of synthetic enamel paint over a coat of rex oxide, front and rear hinged doors mounted on 40x40x6 mm MS angle iron frame 90 cms height erected in ground with PCC foundation 1:4;8 with 40mm stone aggregate including supply and fixing insulated aluminium bus bar of size 50x 6mm for three phase and neutral 200mm length respectively mounted on insulators and terminating with suitable cable with glands and provision of one MCCB 63 Amps 4 pole ,415 Amps, 50 Hz of breaking capacity 16 KA as incomer including taking down old terminal boxes complete all as specified and directed.

ADR ENTERPRISES (BID ID -3158259)

Shiva Shakthi Electrical Enterprises (BID ID -3153177)

OM ENTERPRISES (BID ID -3149564)

ARUNOTHAYA TRADERS (BID ID -3158230)

M/S SRI BALAJI ENTERPRISES (BID ID -3147511)

MTR GROUP & COMPANY (BID ID -3158198)

Alpha Engineers and Builders (BID ID -3152967)