Repair/Replacement of LT electric UG cables, LT panels, Bus bar chambers and connected items at YOL CANTT under GE(KH) YOL CANT

Amount

Dismantling/ taking out old unserviceable cable of any size and removing from site, complete all as specified.

XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross sectional area 240 Sqmm 3.5 core laid in trenches passing through pipe/ ducts/ surface of wall ceiling etc including testing after laying complete all as specified.

XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross sectional area 50 Sqmm 3.5 core laid in trenches passing through pipe/ ducts/ surface of wall ceiling etc including testing complete all as specified.

XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross sectional area 35 Sqmm 3.5 core laid in trenches passing through pipe/ ducts/ surface of wall ceiling etc including testing complete all as specified.

XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross sectional area 25 Sqmm 4 core laid in trenches passing through pipe/ ducts/ surface of wall ceiling etc including testing after laying complete all as specified.

XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross sectional area 16 Sqmm 4 core laid in trenches passing through pipe/ ducts/ surface of wall ceiling etc including testing after laying complete all as specified. Note for Srl item Nos. 02 to 05:- (i) Excavation and earth work, sand cushioning & cable cover shall be measured and paid separately. (ii) All XLPE cable connected to any LT panel/bus bar should be proper size of cable gland and thimble including quoted rates.

Excavation in trenches n.exc 1.5 metres wide and n.exc 1.5 metres deep and getting out in any type of soil, all as specified.

Returning filling in including spreading leveling, watering and well ramming in layers n. exc 25cm, all as specified.

Removal of excavated material to be distance n.exc 50M and depositing where directed at a level n.exc 1.5m high from the starting point, all as specified.

Sand cushioning to under ground cables, 8cm thick layer before laying and testing the cable and 15cm thick after laying and testing of the cable in trenches complete all as specified in Clause 19.75 of MES SSR 2009 Part-I and directed by Engr-in-Charge.

Sub class 'B' bricks old size, as cable protection cover, laid dry, flat, transversally along the length of cable, on sand cushioning, with width equal to the length of the brick, complete all as specified and directed.

Laying only retrived bricks as cable protection cover, laid dry, flat, transversally along the length of cable, on sand cushioning, with width equal to the length of the brick, complete all as specified and directed.

Mild steel galvanised light grade 50mm dia tubing with all fitting; laid in trenches, across road or on pole, including taking out old, complete all as specified.

Mild steel galvanised light grade 80mm dia tubing with all fitting; laid in trenches, across road or on pole, including taking out old, complete all as specified.

Cable route indicator made out of 2mm thick mild steel of size 20cmx15cm duly coated with two coats of black paint over a coat of red oxide primer duly written the size of LT cable in white paint and welded to equal angle of size 30mmX30mmX3mm, 45cm long and errected in ground in such a way that it is 15cm above ground level and 30cm below ground level. The portion below ground level should be embedded in plain cement concrete M-15, type B-1 using 20mm graded crushed stone aggregate of size 15cmx20cmx45xcmm, complete all as specified. Note: quoted rated including PCC and earth work, excavation.

Supply, installation, commissioning and testing bus bar chamber factory made Outdoor type, CPRI approved, size 0.45mx0.75mx0.4m deep, fabricated out of 3.15 mm thick mild steel sheet and vermin proof with neoprene gasket having front opening and locking arrangement on angle iron legs made out of angle iron size 40mmx40mmx6mm, 8m long, 0.4m above ground level and 0.4m embedded in PCC 1:2:4 type B-1 using 20mm graded crushed stone aggregate block of size 0.3mx0.3mx0.5m - 04 Nos, duly painted with two coats of synthetic enamel paint over a coat of red oxide complete with aluminium bus bars of 200 Amps LED phase indicators, suitable for 3 phase 4 wire supply system with MCCB 125 Amp 4 pole breaking capacity 25 KA-01 No, duly drilled holes for cable connection mounted on epoxy based post insulator all as required at site, complete all as specified and directed. Note:- Contractor shall be submit the drg of bus bar chamber showing arrangments of MCCB, cable gallery, bus bar chambers over all dimensions and marked all items to be incorporated in to LT panel for approval of accepting officer, Engr In Charge shall ensure that LT bus bar shall be made as per drg only.

MCCB 4 pole with fixed thermal and fixed magnectic release, 400 Amps having rupturing capacity 36 KA, including taking out old, complete all as specified and directed.

MCCB 4 pole with adjustable thermal and fixed magnectic release, 250 Amps having rupturing capacity 36 KA, including taking out old, complete all as specified and directed.

MCCB 4 pole with fixed thermal and fixed magnectic release, 160 Amps having rupturing capacity 25 KA, including taking out old, complete all as specified and directed.

MCCB 4 pole with fixed thermal and fixed magnectic release, 100 Amps having rupturing capacity 25 KA, including taking out old, complete all as specified and directed.

MCCB 4 pole with fixed thermal and fixed magnectic release, 63 Amps having rupturing capacity 25 KA, including taking out old, complete all as specified and directed.

Digital voltmeter of size 96x96sqmm, flush mounted type, model 03 phase, class 0.5 fixed in repair complet all as specified.

Digital Ampere meter flush mounted, 03 phase, class 0.5 fixed in repair complet all as specified.

Lamp indicator flush mounted type model 03 phase and neutral, class 0.5 fixed in repair complet all as specified.

M&L for road cutting for laying of cable or under the road or hardsranding by manual for road crossing for using GI tubing of any size for cable prorection, complete all as specified and directed.

S K MAHAJAN

Dhani Builders