SPECIAL REPAIRS/ REPLACEMENT OF LT PANELS AND CONNECTED ITEMS AT NSRY (SVP) UNDER GE HADDO

Material and Labour for cutting existing BT / PCCroad of size 45cm x 60cm for taking out/laying of underground cable/pipe and including necessary earth work and refilling the same in layers well ramming including watering as required and matching with the existing surface with 200mm thick PCC 1:2:4 type B1 and curing the same with wet gunny bags and removing debris to a distance not less than 50m complete all as specified and as directed .

Supply, laying, testing and commissioning of LT XLPE insulated, sheathed, armoured heavy duty electric aluminium conductor cable 1100 Volts grade of size 3½ core x 400 sqmm (laid in trenches, ducts, pole, wall etc.) including taking down old cable one complete all as specified and directed by engineer in charge.

Supply, laying, testing and commissioning of LT XLPE insulated, sheathed, armoured heavy duty electric aluminium conductor cable 1100 Volts grade of size 3½ core x 300 sqmm (laid in trenches, ducts, pole, wall etc.) including taking down old cable one complete all as specified and directed by engineer in charge.

Supply, laying, testing and commissioning of LT XLPE insulated, sheathed, armoured heavy duty electric aluminium conductor cable 1100 Volts grade of size 3½ core x 240 sqmm (laid in trenches, ducts, pole, wall etc.) including taking down old cable one complete all as specified and directed by engineer in charge.

Supply, laying, testing and commissioning of LT XLPE insulated, sheathed, armoured heavy duty electric aluminium conductor cable 1100 Volts grade of size 3½ core x 185 sqmm (laid in trenches, ducts, pole, wall etc.) complete all as specified and directed by engineer in charge including taking down old cable one complete all as specified and directed.

Supply, laying, testing and commissioning of LT XLPE insulated, sheathed, armoured heavy duty electric aluminium conductor cable 1100 Volts grade of size 3½ core x 50 sqmm (laid in trenches, ducts, pole, wall etc.) complete all as specified and directed by engineer in charge including taking down old cable one . complete all as specified and directed. Note: For Item No. 2.00 to 6.00 : (i) Necessary test results like continuity test, megger tests, shall be submitted to Engineer-in-Charge before the cable is laid. (ii) Excavation earth work will be measured and paid separately.

Supply & lay GI Pipe 100 mm medium grade in the trench crossings/obstructions for cable protection, including taking down old pipe one all as specified & directed.

M&L for earthing complete with galvanized steel plate earth electrode 60cmx60cmx6mm thick surrounded by char coal and salt buried directly in ground vertically in pit of depth not less then 2.25 mtr below ground level with top edge of the earth plate at depth of not less then 1.5 mtr below ground level surrounded from all sides by char coal dust and common salt in alternate layers of 15 cm depth and earth plate electrode connected to galvanised earth lead strip of size 32X6 mm by means of GI nuts bolts, check nuts and washers and connected to earthling test point drawn through 40 mm dia GI pipe for protection of GI pipe including 20mm dia GI pipe for watering GI funnel , PCC earth pit (1:3:6) type C-2 with CI frame and RCC cover all as shown in electrical Plate No 3 on SSR Part-I including testing including taking out old earthing all as directed by Engr-In-Charge. NOTES: 1) The unit rate shall also include for earth work in any type of soil, PCC (1:3:6) type C1 chamber, pre-cast RCC (1:2:4) type B-1 using 20mm graded stone aggregate cover 50mm thick reinforced with TMT bars 8mm dia @ 100mm c/c both ways, funnel with watering pipe 20mm dia medium grade, GI protection pipe light grade 40mm dia and wire mesh complete in addition to item No. 1(a) to (e) of preamble (notes) under sub-heading earthing, specified on Sl. Page Nos. 422 & 423 of SSR Part-II. 2) Earthing lead and GI protection pipe beyond 7.5m will be measured and paid separately .

M&L earth continuity conductor or main earthing lead of size 32x6mm galvanised iron strip fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to ples or any other indicated situation for loop earthing etc complete all as specified and directed.

M&L for fabrication/repair of LT panel door covers made out MS Sheet 3.15 mm thick necessary folding jointing as suitable at site with existing panel board indoor/outdoor including necessary welding, hinges and supports including painting with two coats of synthetic enamel spray paint over a coat of redoxide primer complete all as specified and as directed. Note : Transport charges for electric/gas welding machine from workshop to site and back shall be included in the rate quoted.