REPAIR/ REPLACEMENT OF UNSV UG CABLE, MCCB, CHANGEOVER SWITCHES ETC AND REPAIR TO EXTERNAL WATER SUPPLY, PIPELINE, PUMPSET, BOREWELL ETC IN AVADI UNDER AGE(I) NAVY CHENNAI

Amount

Excavation in trenches not exceeding 1.5 mtrs wide and not exceeding 1.5 mtr deep in hard /dense soil for laying underground cables, laying pipes etc. complete all as specified and directed.

Returning filling in including spreading levelling watering and well ramming in layres not exceeding 25 cm thick in hard/ dense soil complete all as specified and directed.

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

M&L High density poly ethylene pipes (HDPE) 50mm dia of pressure rating 6 kgf/cm2 fixed complete to walls, ceilings or in floors etc

M&L High density poly ethylene pipes (HDPE) 100mm dia of pressure rating 6 kgf/cm2 fixed complete to walls, ceilings or in floors etc

Supply and lay in trenches, fixed to wall / pole/ tray etc UG cable XLPE insulated armoured heavy duty electric UG cable with aluminum conductor 1100 volts grade of cross sectional area of size 2 core 10 Sqmm all as specified and as directed.

All as per Sl item No. 6 above but of size 4 Core 16 Sqmm

All as per Sl item No. 6 above but of size 2 core 16 Sqmm

All as per Sl item No. 6 above but of size 3 .5 Core 25 Sqmm

All as per Sl item No. 6 above but of size 3 .5 Core 50 Sqmm

All as per Sl item No. 6 above but of size 3 .5 Core 70 Sqmm

All as per Sl item No. 6 above but of size 3 .5 Core 95 Sqmm

All as per Sl item No. 6 above but of size 3 .5 Core 120 Sqmm

All as per Sl item No. 6 above but of size 3.5 Core 150 Sqmm

Disconnecting taking out from trenches / pole out lived LT UG cable of size as mentioned under Item No.6 to 14 above.and taking old unserviceable LT UG into credit complete all as specified and as directed by the Engineer-in-Charge complete. Note : Excavation and earth work will be measured and paid separately.

M&L for earthing complete with galvanised steel earth plate electrode 60cm×60cm× 6mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to 32x6mm GI strip as earthing lead by means of bolts, nuts, check nuts and washers of copper all as shown in electrical plate No.3 connected to earthing test point,including 20 mm GI pipe (Medium grade) for watering and 40 mm GI pipe (Medium grade) for protection of earth strip and etc.. including testing on completion ,PCC chambers in PCC1:3:6 type C1, RCC M25 type cover slab 50mm thick with 8mm dia TMT HCR/CRS steel bars at 140mm C/C both way and lifting handle GI funnel & wiremesh ,funnel,lugs and charcoal,salt etc all as applicable including taking down old unserviceable earthing complete for taking into credit all as specified and as directed by the Engineer-in-Charge Note:-(i) The rates quoted is inclusive of 32x6mm GI strip earth conductor upto a length of 7.5m from the earth pit.

Supply and lay earth continuity conductor or main earting lead fixed to wall on batten or recess or burried in ground or drawn in conduit / conduit pipe or fixed to poles or any other indicted situation for loop earthing etc of galvanised steel earth strip of size 32 X 6mm including taking down old unserviceable earth strip complete for taking into credit complete all as specified and as directed by the Engineer-in-Charge

M&L for earthing complete with galvanised steel earth plate electrode 60cm×60cm× 6mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to galvanised steel earth wire 4mm dia as earthing lead by means of bolts, nuts, check nuts and washers of copper all as shown in electrical plate No.3 connected to earthing test point,including 20 mm GI pipe (Medium grade) for watering and 40 mm GI pipe (Medium grade) for protection of earth strip and etc.. including testing on completion ,PCC chambers in PCC1:3:6 type C1, RCC M25 type cover slab 50mm thick with 8mm dia TMT HCR/CRS steel bars at 140mm C/C both way and lifting handle GI funnel & wiremesh ,funnel,lugs and charcoal,salt etc all as applicable including taking down old unserviceable earthing complete for taking into credit complete all as specified and as directed by the Engineer-in-Chargecomplete all as specified and as directed by the Engineer-in-Charge Note:-(i) The rates quoted is inclusive of 32x6mm GI strip earth conductor upto a length of 7.5m from the earth pit.

Earthing complete with copper earth plate electrode of size 600x600x3.15mm thick burried directly in ground (Earth pit not less than 2.25 mtr deep below ground level)with top edge of the plate not less than 1.5 Mtrs below normal ground level connected to copper earth strip of 20mmx3.0mm by means of bolts, nuts, check nuts and washers of copper all as shown in electric plate No 5 connecting to earthing test point including necessory excavationin any earth strata,PCC chambers in PCC1:3:6 type C1, RCC 1:2:4 type B1 cover slab 50mm thick with 8mm dia TMT HCR/CRS steel bars at 140mm C/C both way and lifting handle watering pipe of GI 20 mm dia light grade,funnels,wire mesh,charcoal with lifting handle watering pipe of GI light grade 20mm dia,wire mesh,funnel,lugs and charcoal,salt etc all as applicable and as per plate No 5 of SSR 1991 and all as specified

S&F pole mounting junction box (looping box) for street light with outside dimension 230 x 170 x 105 mm comprising of PVC connector and one MCB SP 6 amps including mounting arrangement .

M&L for straight through joint (epoxy) for underground cable including joint kit for making joint suitable for aluminium conductor cable of size 2 core 16 to 35 sqmm or 3 core 16 to 25 sqmm or 4 core 10 to 16 sqmm :- Note :- Excavation, returning filling in removing, sand cushioning, brick etc shall be measured and paid separately under respective items of work.

All as per Sl item No. 21 above but of size 3 ½ core / 4 core 25 to 35 sqmm

All as per Sl item No. 21 above but of size 3 ½ core 50/70 sqmm

All as per Sl item No. 21 above but of size 3 ½ core 95/185 sqmm

M&L for PCC 1:4:8, type D-2, using 40 mm graded stone aggregate as in foundation, filling and mass concrete all as specified and as directed.

M&L for PCC 1:3:6, type C-1, using 20 mm graded stone aggregate, as in foundation/ coping of poles including necessary form work and finishing the exposed concrete surfaces even and fair completea all as specified and as directed

Supply and spread crushed stone aggregate of not exceeding 40mm size 150mm thick layer over well prepared sand bed layer all as specified and as directed.

Supply and spread M-sand not exceeding 30 cm thick all as specified and as directed.

Servicing of two pole structure complete including replacement of unserviceable jumpers, sleeves, vice type connectors, bolts nuts washers connecting lugs/thimbles greasing the moving parts applying petroleum jelly on moving and fixed contacts, tightening all connection and preparing the old painted surfaces of the structure such as poles, cross arms, bracings and supports clamps back plates complete and painting two coats of anti corrosive aluminium paint over a coat of red oxide zinc chrome primer and providing yellow and black paint from the ground level all as directed at site by Engr-in-Charge Note :- No extra payment will be made for the spares required to keep the installation in satisfactory functioning through out the contract period other than given in the schedule

Painting the Panel boards/DB Boxes/covers/DG Set/Accoustic Enclosures as required at site after scraping out completely the old paint with one coat of redoxide primer and two coats of synthetic enammel paint including carrying out minor welding works if reqired as directed by the Engineer in charge NOTE:Colour of paint shall be decided by the Engineer-in-charge.

S&F in repair MCCB three pole 415 volts 50 Hz , 63 amps, with rupturing capacity 16 KA complete all as specified and as directed including taking down old unserviceable MCCB for taking into credit complete all as specified and as directed by the Engineer-in-Charge .

S&F in repair MCCB three pole 415 volts 50 Hz , 100 amps, with rupturing capacity 16 KA complete all as specified and as directed including taking down old unserviceable MCCB for taking into credit complete all as specified and as directed by the Engineer-in-Charge .

S&F in repair MCCB four pole 415 volts 50 Hz , 160 amps, with rupturing capacity 36 KA complete all as specified and as directed including taking down old unserviceable MCCB for taking into credit complete all as specified and as directed by the Engineer-in-Charge .

Supply and laying in repair trenches steel water tubing 25mm dia, medium grade, galvanized including all fittings and taking up or down existing tubing with all connections for taking into credit, complete all as specified and as directed.

Supply and laying in repair trenches steel water tubing 40mm dia, medium grade, galvanized including all fittings and taking up or down existing tubing with all connections for taking into credit, complete all as specified and as directed.

Supply and laying in repair trenches steel water tubing 50mm dia, medium grade, galvanized including all fittings and taking up or down existing tubing with all connections for taking into credit, complete all as specified and as directed.

S&F in repair steel water tubing 25mm dia, medium grade, galvanized including all fittings, on walls, ceilings or laid in floors, and taking up or down existing tubing with all connections for taking into credit, complete all as specified and as directed.

S&F in repair steel water tubing 40mm dia, medium grade, galvanized including all fittings, on walls, ceilings or laid in floors, and taking up or down existing tubing with all connections for taking into credit, complete all as specified and as directed.

S&F in repair steel water tubing 50mm dia, medium grade, galvanized including all fittings, on walls, ceilings or laid in floors, and taking up or down existing tubing with all connections for taking into credit, complete all as specified and as directed.

S&F, in repair gun metal gate valve 25mm dia, with iron wheel head confirming to IS 778 class I, screwed both end for iron pipe and removing unserviceable gate valve, complete all as specified and directed.

S&F, in repair gun metal gate valve 40mm dia, with iron wheel head confirming to IS 778 class I, screwed both end for iron pipe and removing unserviceable gate valve, complete all as specified and directed.

S&F, in repair gun metal gate valve 50mm dia, with iron wheel head confirming to IS 778 class I, screwed both end for iron pipe and removing unserviceable gate valve, complete all as specified and directed.

Taking out the old unservicable sluice valve all as specified an as directed.

S&F CI Sluice Valve Class PN 1.6 100 mm dia conforming to IS 780 with flanged and drilled ends and of any pattern including necessary jointing and jointing materials complete (with rubber gasket, bolts and nuts etc., ) all as specified an as directed.

Removing unserviceable foot valve/ check valve of 40mm dia from the suction pipe of the pump set, S&F New check valve, heavy duty of gun metal, both ends threaded and end leaf spring loaded vertical type, complete all as specified and directed.

Removing unserviceable foot valve/ check valve of 50mm dia from the suction pipe of the pump set, S&F New check valve, heavy duty of gun metal, both ends threaded and end leaf spring loaded vertical type, complete all as specified and directed.

Flushing the bore well of size 150mm dia, 60 metre deep by means of Air compressor of capacity not less than 650 CFM at 150 PSI pressure for not less than four hours till the clear vwater comes out.

Repairs to 5 HP capacity electric driven centrifugal pumpset, replacement of spares in the existing position complete all as specified and directed. Make: Kirloskar/ Ventura/ Suguna/ Tulu (Note: Rewinding and supply of Spares will be paid under seperate items here in after at Sl No. 49 to 52)

Rewinding of motor starter coil complete as per IS-396 of 1953 using super enamelled copper wire of same gauge.

Supply only Ball bearing (drive and non dirve end)

Supply only Electrodynamically balanced bronze impeller.

Supply only Gunmetal bush.

Repairs to 5 HP capacity submersible pumpset,3 Phase, 440 volts including replacement of spares complete all as specified and directed. Make: Kirloskar/ Ventura/ Suguna/ Tulu (Note: Rewinding and supply of Spares will be paid under seperate items here in after at Sl No. 54 to 59)

Rewinding of motor stator coil complete as per IS-396 of 1953 using super enamelled copper wire of same gauge.

Supply only Stainless steel shaft

Supply only Ball bearing

Supply only Stainless steel bush

Supply only Water seal

Supply only Submersible cable 3 core, copper stranded 2.5 sqmm flat type

Lifting of pumpset from bore well 76 metres deep and lowering into borewell after repair

Supply and replacement of DOL Starter 3 phase, 440 Volts with relay range up to 10 HP, including taking down old unservicable one, complete all as specified and directed.

Supply and replacement of star delta starter, open execution type with single phase protection and relay range from 13 – 32 Amps, 3 Phase, 440 Volts including taking down old unservicable one, complete all as specified and directed.

S&F Ammeter size 96 mm square type, range 0 to 60 Amps and dismantling the existing unserviceable ammeter from the panel board complete all as specified and directed.

S&F voltmeter size 96 mm square type range 0 to 500 volts and dismantling the existing unserviceable voltmeter from the panel board complete all as specified and directed.

M&L for running lead joint for 100 mm dia CI pipe including spun yarn and other accesories, complete all as specified and as directed.

Taking up cast iron water mains (including all fittings), with spigot and socket ends and lead joints including burning out joints and recovering lead

M&L for cast iron pipes 100mm bore, with spigot ends centrifugally cast, Class LA, in any length, laid in trenches, including taking out old unserviceable pipe, complete all as specified and as directed.

M&L for preparation of old painted surfaces of LT panels and spray painting with two coats of synthetic enamel paint complete all as specified and directed.

M&L for preparation of old painted surfaces of pipe lines and accessories like pump and motor along with panels of pump house and spray painting with two coats of synthetic enamel paint complete all as specified and directed.

Cleaning and removing of sludge/mud from the sump, 6 mtr dia and 6 mtr depth including making necessary arrangement as required and removing the mud from the site to the place as directed by the Engr-in-Charge.

PSK Enterprises

VIJAYALAKSHMI ENTERPRISES