GE/BAS-15/2022-23 REPAIR AND MAINTENANCE OF LT OH LINE, LT UG CABLE /AB CABLE, LT PANELS, LT SWITCH GEARS AT JANGLOT MIL STATION GRN UNDER GE BASOLI.

Amount

Excavation in trenches n.exc 1.5 mtr wide and n.exc 1.5mtr in depth for foundation of pole and laying of UG cable and getting out in any type of soil complete all as specified and directed.

Excavation in trenches n. exc 1.5 mtr wide and but exc 1.5mtr in depth for foundation of pole and getting out in any type of soil complete all as specified and as directed.

Returning filling in and including spreading, leveling, watering and well ramming in layers not exceeding 25cm complete all as specified and as directed.

Removing excavated material n.exc 50m and depositing where directed at a level n.exc 1.5M above the starting point complete all as specified and as directed.

M&L for Sub Class 'B' brick covering protection to the electric cable laid dry flat transversally along the length of cable on sand cushioning with width equal to length of brick complete all as specified and as directed.

Supply & filling sand cushioning to underground cable 8 cm before laying the electric cable and 15 cm after laying the cable as specified in SSR part -I, complete all as specified and as directed.

M&L for PCC ( 1 : 3 : 6 ) type C2 using 40mm graded stone aggregate for foundation of poles and stay assembly, complete all as specified and as directed.

Supply and erect steel tubular swaged pole type 410 SP-31 (9 meter long) complete with cast iron / MS base plate, top plate welded with MS round sheet with necessary nuts, bolts and washers duly painted with a coat of red oxide primer and two coat of aluminum paint including black and yellow strip 30cm in height above the copying of the pole all as specified and as directed.

Re-stretching of existing loose OH,LT ACSR conductor wire including GI wire along the span of poles for sagging within the permissible limit,(five/four/two wire line), including binding/rebinding/joining with Aluminum winding wire in case of breakage of conductor, size of winding wire shall not be less than 2 sqmm complete all as specified and directed. Note: (i) the item shall be executed after written permission of GE. (ii) Nothing extra is admissible on account of jointing material and labour in case the conductor breaks during the stretching.

Trimming /cutting tree branches with clearing space up to 2 meter from the over head conductor system all around for LT distribution system, and as directed. Note : (i)contractor shall take electric shutdown before start work from main station and start line after trimming of tree and informed to the JE/Engineer-In-Charge (ii) The item shall be executed after site visit by GE and ordered in writing for cutting branches around OH lines.

S&F in repair structural steel work conforming to grade Fe-410S as in cross arms, bracing, supports, clamps and back plates fabricated from structural steel sections, including, nuts, bolts, washers, welding, bending cold or hot drilling holes for bolts in any shape or size as indicated or directed and inclusive of one primer coat, one under coat, one finishing coat of aluminum paint and epoxy coating, including taking down old corroded structural steel all as directed.

S & F in repair shackle type, vitreous Insulator including one galvanized mild steel spindle, two galvanized iron washers, and one galvanized iron nut, 100 mm height, 115 mm dia ,suitable for 1100 Volt, and as directed.

S&F stay assembly complete comprising of 20mm dia 40cm long stay bow rod 20mm dia x 1.8 Mtr long galvanized stay rod threaded with nuts, including 300mmx300mmx6mm thick plate necessary clamps etc as shown on plate No. 1 on page 495 of SSR Part-I, 2009 complete including taking down U/S stay assembly . (Note: Loop type insulator, stay clamp, stay wire, excavation and concrete work shall be measured separately).

S&F in repair galvanized steel stranded stay wire size 7/4mm for stay assembly , complete all as specified and as directed.

S&F in repair loop type insulator along with complete fitting porcelain, vitreous white or brown large size with over all dimensions 90x140mm , clearance of hole 25.5mm, complete all as specified and as directed.

M&L earthing complete with galvanized steel earth plate electrode 600mmx600mm and 6mm thick buried directly in ground earth pit not less than 2.25mtr deep below normal ground level with top edges, of the plate not less than 1.5m below normal ground level, connected to the Galvanize Iron earth lead 32mmx6mm (GI Strip) size, by means of bolts, nuts, check buts and washers of galvanized iron and 32mmx6 mm earth lead protected by provision of GI medium grade pipe 40 mm bore including provision of aggregates with 40 mm thick cover of RCC (1:2:4) , reinforced with XPM (weight not less than 4 kg per sqmm) and frame of angle iron 40mmx40mmx3mm and with 6 mm dia MS bar handle made to shape, GI light grade 20mm bore pipe of suitable length for watering perforated at bottom placed on top edged of earth plate, common salt and charcoal filling, funnel, wire mesh and earth work in hard/dense soil, returning filling in distance not exceeding 50 mtr and removal of surplus soil to plate No 3 of SSR 2009 Part-I and connecting to feeder pillars and Transformer all as specified including testing on completion complete all as specified and directed.

Supply and Laying in trenches or passing through pipe or fixing to pole/wall UG cable XLPE 150 sqmm 3.5 core, PVC insulated, armored heavy duty electric cable with aluminum conductor,1100 Volts grade, cross section area are as under, including disconnecting and taking out old unserviceable LT cable. Note : (I) Earth work/ sand cushioning shall be measured and paid separately .

All as per item above but 95 Sq mm X 3.5 core

All as per item above but 50 Sq mm X 3.5 core

All as per item above but16 Sq mm X 4 core

All as per item above but25 Sq mm X 3.5 core

All as per item above but16 Sq mm X 2 core

Taking out the old unserviceable cable for repair in trenches or passing through pipe/fixed to pole/ wall XLPE insualted300/240/ 150 Sqmm X 3.5 core armored heavy duty electric cable and depositing in the MES store yard, complete all as specified and as directed.

All as per item above but 70/50/35 Sqmm X 3.5 core

All as per item above but25/16/10 Sqmm X 3.5/4/2 core core

S & F in repairs cable end joint kit for 1100 volt, outdoor type joint complete with all jointing material and accessories suitable for 3.5 core cable of size 50 sqmm to 185 sq mm complete all as specified and as directed.

S&F DWC high density polyethylene pipes in replacement having 63/50outer dia mm, inner as per site requirement having corrugation on the wall and plain surface on the inner wall conforming to IS: 14930(Part I & II) for protection of underground cable laid along pole/along wall/in PCC on GL/roof and including all fittings as required at site including taking down the old unserviceable complete all as specified and directed. Make -Trupati /Equivalent

S&F DWC high density polyethylene pipes in replacement having outer dia 90/76 mm, inner as per site requirement having corrugation on the wall and plain surface on the inner wall conforming to IS: 14930(Part I & II) for protection of underground cable laid along pole/along wall/in PCC on GL/roof and including all fittings as required at site including taking down the old unserviceable complete all as specified and directed. Make -Trupati /Equivalent

Standard engineers

G.M. ENGINEERING SERVICES

kailu construction co

KAPOOR AUTOMOBILES

SHUSHANT ASSOCIATES

KALSI CONSTRUCTION CO

M/S CANTILEVER ENGINEERS