REPAIR/MAINTENANCE OF LT OVERHEAD LINES, TRANSFORMERS AND OTHER CONNECTED ITEMS AT TRANSIT CAMP PALCHAN UNDER AGE (I) R and D MANALI.

Amount

Excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out Soft/diseintegrated soil.

Returning ,fillling in trenches,spreading ,levelling,watering and well ramming in layers not exceeding 25cm thick.

Removing excavated material/ surplus soil and depositing where directed at a distence not exceeding 50mtr.at a level not exceeding 1.5 mtr from strting point.

Supply lay/spread in trenches, river sand ,clean ,including spreading ,levelling ,punning for laying /cushioning of cables all as specified and as directed.

Supply lay in trenches fly ash bricks, old size sub class “B” for cable protection.

Supply, lay cable in replacement in trenches, floors ,fix on wall/pole, passing through pipes etc.,LT UG cable , 1100 volts grade, PVC/ XLPE insulated , with multistranded aluminium conductors, armoured with galvanised steel wire or tape , of following nominal cross sections, confirming to IS specifications :-

3.5 Core 50 Sq.mm

3.5 core 35 sq mm

3.5 core 25 sq mm

4 core 16 sq mm

Supply and fix 50 mm bore dia of light grad on pole / wall or lay in trenches under road / drain crossings etc., for drawing cables, GI pipe light grade, ISI marked ,of following sizes including necessery pipe ,fittings ,clamps, bolts , nuts etc., all as specified and as directed

M & L for cutting exisitng bitumenous road surfaces not more than 150 mm thick, removing for laying of pipes/cables, making good with PCC 1:3:6 type C1 20 mm graded aggregate to match with the adjustant surface. Note Excavation and earth work below 150 mm thick will be measured and paid under relevent items.(pcc will be measured and paid sepretly)

M & L for LT Panel boards double feeder, outdoor type 3.15 mm thick sheet weather proof connecting electrical connections from site after the entire panel to accommadate the under mentioned items as suitable for 415 volt, 3 PH, 4 wire, 50 HZ, AC supply system having bus bars chamber with anodised copper bus bars duly insulated by insulation of RYB colour 400 Amps rating mounted on porcelain insulators and mounting upon angle iron stand made out of angle size 40 X 40 X 6 mm grouted in PCC 1:3:6, and luging the existing cable after cutting and gland to incoming and outgoing cables and spreader & seperator for MCCBs including re-routing of LT cables within 10 M of distances etc all as directed at site. Made All connection and fixing Incoming and out gooing MCCB at Pannel board and connect incoming and outgoing XLPE cable connection.all as directed by Engineer in charge. Note:- Rates incl S&F of Ser Item No 9.01 & 9.02.

Note:- Outgoing connection shall be mentioned on panel board with synthetic enamel paint all as directed by Engineer-in-Charge.(b) Semetric diagram and sizes of the panel board with bill of material, CPRI certificate shall be submitted for necessary approval of AGE(I) R & D, Manali before manufacture the panel board.

M & L for LT Panel boards double feeder, outdoor type 3.15 mm thick sheet weather proof connecting electrical connections from site after the entire panel to accommadate the under mentioned items as suitable for 415 volt, 3 PH, 4 wire, 50 HZ, AC supply system having bus bars chamber with anodised copper bus bars duly insulated by insulation of RYB colour 400 Amps rating mounted on porcelain insulators and mounting upon angle iron stand made out of angle size 40 X 40 X 6 mm grouted in PCC 1:3:6, and luging the existing cable after cutting and gland to incoming and outgoing cables and spreader & seperator for MCCBs including re-routing of LT cables within 10 M of distances etc all as directed at site. Made All connection and fixing Incoming and out gooing MCCB at Pannel board and connect incoming and outgoing XLPE cable connection.all as directed by Engineer in charge. Note:- Rates incl S&F of Ser Item No 10.01 & 10.02.

Note:- Outgoing connection shall be mentioned on panel board with synthetic enamel paint all as directed by Engineer-in-Charge.(b) Semetric diagram and sizes of the panel board with bill of material, CPRI certificate shall be submitted for necessary approval of AGE(I) R & D, Manali before manufacture the panel board.

supply and fix on load change over 200 amp incl bus bar complete all as specified and directed by engineer in charge.

supply and fix on load change over 100 amp incl bus bar complete all as specified and directed by engineer in charge.

M&L Electrical Earthing complete with GI plate Electrode of size 60 Cm X 60 Cm X 6.3 mm 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 , connected to Aluminum strip of size 25 X 3 mm earth lead by means of bolts, nuts and washers of galvanised iron , earth lead strip protected by means of 32 mm bore dia light grade GI pipe up to switch board / panel board , all as specified and shown in MES schedule Electrical Plate No:-5 of SSR Part I, including excavation and earth work in any type of siol , PCC 1 : 2 : 4 type C1 in chamber , RCC 1:2:4 type C1 40 mmthick cover slab with 6 mm dia MS bars at 100 mm centre to centre both ways,with 6 mm dia MS hook, Charcoal dust, salt , funnel for watering complete and testing the Earth resistence and writing on the chamber by paint all as specified and as directed.

M/S SUKHMANI ENGINEERS (BID ID -3366117)