REPAIR/REPLACEMENT OF EXTERNAL LIGHTING, AIR DIRECTION INDICATORS LIGHTING AND CONNECTED ITEMS FOR TAXIWAY AND SAFETYWAY AT AIRFIELD UTKORSH UNDER GE PROJECT (C) PORT BLAIR

Amount

Replacement of existing unserviceable ATC signal light and supply fix and testing highpower, high beam indicator ATC signal light (for back-up communication in type of visual signal) having light intensity more than 6000 cd for colour lights ,operates in red, green, white lense, beam spreading quality should not be less than one degree and not more than three degree, internally- built rechargeable battery, charger for wireless operation. all as specified and directed by engineer-in-charge. Make: ASTRONIC Part No. 401200 or equivalent make of ATI Avionics .

Taking down copper/aluminium point wiring (light, fan, socket or power) complete, including fixture and fittings such as switches, ceiling roses, pendants, regulators, sockets etc. removing materials to store for keeping in safe custody or for taking credit (credit for above items should be made as per conditions separately) and making good disturbed surface of walls, floors, etc.

M& L for point wiring complete with 1100 volts grade, 1.5 sq mm (nominal area) single core, FRLS PVC insulated, unsheathed, multi standed copper conductor cable drawn through & including rigid, non-metalic PVC casing caping of suitable size , with all necessary fittings, concealed in walls/roof/floor duly earthed with one run of single core cable of same size but green in colours as continuous earthing wire and connecting to common earth dolly including 1.6mm thick fabricated MS sheet terminal box, flush mounting in the wall for mounting switches/switch socket combinations/fan regulator etc. covered with 3 mm thick laminated sheet complete all as specified for the following: (a) One light point / wall mounted / Exhaust fan controller by one switch

(b) One ceiling fan point controlled by one switch and regulator.

(c) One three pin socket 5/6 Amps plug point indipendent

(d) One 3 pin socket outlet on same board controlled by one switch

All as per item no. 2 above but with 2.5 sqmm cable for switch socket 15 Amps including earth wire of size 2.5 sqmm insulated multi stranded copper conductor. Note for Ser No. 3&4 : Necessary MS concealed type junction boxes for identifying junction as required on site/directed by Engineer-in-charge for point wiring work with PVC dummy plates shall deem to be included in the quoted rate.

S&F switch piano,single pole,type 6 A, 240 volts complete all as specified.

S&F switch piano,single pole,type 15 A, 240 volts complete all as specified.

Supply and Fix socket outlet, 6A-2/3 pin complete all as specified.

Supply and Fix Switch socket 16A-2/3 pin complete all as specified.

Supply & fix stepped type electronic fan regulator flush type on the existing phenolic laminated sheet etc. as required.

Repair /replacement of old unserviceable light fitting & supply & Fix LED 10 Watt outdoor type light fitting along with required LED lamp, pressure die cast aluminium housing, heat resistant glass, IP 66 protection and fixed on wind direction indicator pole using necessary GI clamps, bolts, nuts and washer including provision of copper flexible cable 23/0.0076 twin twisted PVC insulated cable complete all as specified and directed . Make : Philips Cat part BRPO22 LED 10 CW MR S1 PSU GR , HSN code- 9405 or equivalent in Crompton /Havells

Supply & Fix in repair MCB SPN 16A, 230 volts, 10KA (Indo Asian Cat part no. 811148 & equivalent in legrand / schenider) complete all as specified and directed

Supply & Fix in repair MCB SPN 25A, 230 volts, 10KA (Indo Asian Cat part no. 811150 & equivalent in legrand / schenider) complete all as specified and directed.

Supply & Fix in repair MCB SPN 32A, 230 volts, 10KA (Indo Asian Cat part no. 811151 & equivalent in cropton/Bajaj) complete all as specified and directed

Supply & Fix in repair MCB single pole 230 volts, 6 -32 Amps ,10 KA complete all as specified and directed (havells cat part no. DHOMGBSPF006-32 and equivalent) in legrand / schenider.

Supply & Fix in repair MCB TPN, 230 volts, 40 Amps ,10 KA complete all as specified and directed (Indo asian cat part no. 811218 & equivalent in crompton/ legrand )

Repair of WDI (wind direction indicator)frame by change of unserviceable rotating parts with necessary welding, brazing work as required including painting after preparing the surface with two coats of synthetic enamel paint of approved colour over a coat of red oxide primer complete all as specified and as directed. Note: MS pipe for WDI will be measured & paid separetely as supply and cost of labour is deemed to be inclusive on unit rate quoted.

Supply only mild steel tube black conforming to is 1161-1979 grade Yst 240

Supply & fix in repairs of size 1348 mm x 800 mm x 300 mm dimensions) Signage Board of Taxi way made with yellow acrylic sheet of 3mm thickness comprising with alphabetical Taxiway indicator marking in black as per existing . with 4 no LED batton light fitting of 4 ft 14 W (cat ref no. LT5RT-14-CDL of crompton & equivalent in , schnider, philips).mounted on high strength rigid PVC pipe of 80 mm dia and height of board frame base above ground level should be 600 mm,signage board box frame made out of 35x35x6mm thick rigid PVC angle frame base with all necessary measure for securaly fixing of box with frame, frame is fixed in ground in 1:2:4 PCC in manner of .5x .25 x.3 M in two row including any other minor work/cabling e.t.c. required for proper functioning of signage board ,All as specified and directed.

Taking down old unserviceable tube light fitting & Supply and fix new LED batten of 18 watt of Crompton catpart no. LPLLA-18-CDL or equivalent in Philips/Havells/Bajaj. as per directed .

Taking down old unserviceable and SF & installed weatherproof FRP box of ouside dimension 10x8x4 cm with 25mm GI clamp , all accessories & necessary connection complete all as specified & directed by engineer-in-charge. Make syntex and equivalent

S&F in repairs GI pipe light grade for cable protection of 50 mm dia with necessary fittings ,cutting if any required all as specified & directed by engineer-in-charge

M & L PCC type B1 using 20 mm grade stone agregate 1:2:4 grade for mounting GI pipe all as directed .

M & L G.I clamp made out of 25 x3mm mm GI flat including nut bolts washer for fixing GI pipe all as directed .

Supply and laying or fixing or passing through pipe in repair 1100 volts grade heavy duty cable with PVC insulated aluminium, conductor served with an inner sheathing of PVC tape armoured with galvanised steel wire or tape and overall PVC sheathed 16 sq. mm two core nominal cross section

Supply and laying or fixing or passing through pipe in repair PVC insulated, armoured, heavy duty electric cable with aluminium conductor, 1100 volts grade, cross-sectional area 25 sqmm 3.5 core

Taking down old unserviceable pipe including excavation & Supply , laying of 50 mm dia SN-4 class black DWC (HDPE) pipe at suitable depth of 30 cm and making digged surface well as per previous, with full coupler .coupler should be fixed prp ,all as specified & directed by engineer encharge at site. Make- syntex, supreme, Gemini.

Taking down old unserviceable landing H lamp & Supply & Fixing of NEW LED landing H lamp fitting in Existing Base frame ( light output- White, 5 Watt Lamp)with power coated base flange operated at 230 V 50 Hz direct input supply. The light engine should be designed withhigh efficiency 5mm water clear WHITE LED, as required with powder coated base flange, light have Bird spike protection . Fitting have Aluminium construction & meet IP-66 protection , Design should confirm with ICAO Aerodome standerds aerodome design & operators manual at INS UTKROSH . with all necessary minor cabling/ alteration in existing base , All as specified and directed by engineer-in-charge. Make- Ray dynamics model LTL-5W-UI & equivalent.

Taking down old existing Unserviceable control panel and Supply, install, testing & commissioning of LT Feeder pillar box double door, outdoor type made out of 3.15 mm thick CRCA sheet after seven tank process and fixed on 40x40x3 mm angle iron frame by means of suitable nut bolts and clamps cubical type as per IS rules with IP 53 protection for 3 phase 4 wire 50 Htz 415V comprising of 40 A MCB, 10 KA incoming one nos. and 32 A MCB 4 pole one nos. & 10 A MCB dual pole 3 Nos, 10 KA with Aluminium BUS Bar of 100 Amp cap. of 3 no. & 1 strip of 50 A on epoxy insulator ,weather proof vermin proof, internal connection with copper cable ,chromium plated brass cable gland duly painted with 2 coats synthetic enamel paint over a coat of red oxide primer.FPB mounted on 30 cm height pedestal made out of PCC 1:3:6 including all necessary excavation & earth work, complete all as directed by engineer -in-charge.

Supply, laying & joining testing LT cable in repairs XLPE insualted, sheathed,PVC bedded galvanized steel strip of wire armoured electric power cable with aluminium conductor (heavy duly) 1100Volts grade laidin trenches/duct or fixed to wall/passing through pip on pole with suitable size cable glands(Brass) crimping type cable lugs for standard aluminium conductor cables, confirming to IS 7098, cross-sectional area 16 sqmm 4 core all as specified and directed.

Material & labour in repair for Earthing complete with GI earth plate electrode of size 60cm X 60cm X 6mm thick burried directly in ground vertically at a depth not less than 2.25 mtr below normal ground level with top edge of earth plate at a depth not less than 1.5 mtr below normal ground level, earth plate surrounded from all sides by 15 cm thick and packed layer of charcoal dust and common salt filling in alternate layers and electrode connections by using GI strip of size 25x4mm by means of bolts, nuts, check nuts and washers made of GI and protected by medium grade 40mm dia galvanised iron pipe connected to main switch board or main control board and GI pipe medium grade 20mm bore for watering and including funnel, wire mesh, RCC pit cover and PCC chamber pit with PCC 1:2:4 type B-2 (including necessary excavation and earth work disposal of surplus soil to a distance not exceeding 50 mtr all as specified and shown on plate No 3 of SSR Part-I 2009. (i) The unit rate shall include for Earth work and protection of GI pipe, GI water pipe, wire mesh, funnel, excavation, RCC pit cover, P.C.C chamber pit,. test point, 25x4mm GI strip from top of earth plate upto 5 metres above ground level. (ii) PCC pit shall be provided at least 500mm away from the earth pit and not just on the earth pit and extra cost of additional length of water pipes and fitting junction etc shall be deemed to be included in the unit rate.

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