REPAIR AND MAINT OF OVERHEAD LINES AND ALLIED WORKS UNDER GE (A) JAISALMER

Amount

Dismantling of 9/11 mtr long PCC/RCC/Steel tubular poles after breaking the foundation concrete including necessary excavation of earth, filling the hole with broken pieces of concrete and making good the disturbed area by filling excavated earth, obtained from the foundation pit of new pole to be erected in nearby area, to match with the surroudings complete all as specified and directed by Engineer-in-charge.

Supply, transportation fixing and errection of prestressed cement concrete pole 9 metre long, minimum cross section 102 mm x 172 mm at top and 102 mm x 279 mm at bottom class -10 confirming to IS-1678 and including making alternate whit e and black strips 30 cm height (Total 5 Nos), with two coats of synthetic enamel paint over a coat of primer complete all as specified & directed by Engineer-in-charge. Note : Excavation and earth work and PCC should be measured separately.

Supply and fix prestressed concrete pole 11.0 metres long, 152mmx152mm at top and 152mm x 260 mm at bottom class-9 confirming to IS-1678 and including making alternate whit e and black strips 30 cm height (Total 5 Nos), with two coats of synthetic enamel paint over a coat of primer complete all as specified & directed by Engineer-in-charge. Note :- Note : Excavation and earth work and PCC should be measured separately.

Supply and erecting in true vertical position steel tubular swaged poles of 11 metres long, type 410 SP-55 complete with cast iron base plate, finial taper plug, bolt, nuts & screws as specified and painting internal surface with anti-corrosive paint and external surface painting up to 1.5 m height from base of poles with two coats of synthetic enamel paint Ist quality black & yellow colour alternate strip 30 cm wide over a coat of red oxide primer and remaing portion with two coats of aluminum paint over a coat of red oxide primer all as specified & directed. Note:- Excavation and earth work and concrete in foundation and pedestal shall be measured and paid for separately

Dismantling cross arms of MS channels or angle sections etc complete all as specified and directed by Engineer-in-charge.

M & L for cross arms bracing support clamps and back plates channel or angle section nuts bolts etc after painting with two coat of aluminium paint over one coat of red oxide primer complete all as specified and directed by Engineer-in-charge.

Re-fixing of cross arms/ clamps/nuts/ bolts/ washers etc on the refixed/new steel poles of any length complete all as specified and directed by Engineer-in-charge. Note :- Serviceable cross arms obtained from dismantling shall used for refixing.

S&F stay assembly complete with accessories and GI stay rod 20 mm dia 1900 mm long, stay wire 7/4 mm stranded galvanised including mild steel stay plate 300 mm X 300 mm x 6 mm and galvanised thimble, galvanised steel 14 mm dia 400 mm long stay bow and GI nuts, washers including loop type insulator vitreous porcelain white, brown or green big size with overall dimensions 90 mm x140 mm clearance of hole 25.5 mm including taking down existing stay assembly of any description complete all as specified and shown in electrical plate No. 1 of SSR part–I.

Re-stringing and re-connection of ACSR of any size duly binded with insulators, jumpers etc. (fixed on 9/11mtr poles) complete all as specified and as directed. Note : (i) The above work includes cleaning pruning of tree branches falling around the conductors. (ii) One length shall be measured for complete span of 4/5/6 conductors & GI wire.

Supply and fixing aluminium conductor steel reinforced [ACSR] straining properly on insulators on PCC pole and binding with aluminium tape/binding wire, connectors, jumpers etc including taking down old existing ACSR conductor of required size complete all as specified and directed by Engineer-in-charge.

Supply & Fix Pin type, porcelain, vitreous, white, brown or green insulator including one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nut, 100mm height, 65mm dia for 1100 volts grade including taking down existing pin type insulator of any description complete all as specified and directed by Engineer-in-charge.

S&F shackle type insulator porcelain vitreous 75 mm high and 90 mm dia ball and socket type (white, brown or green) complete single disc assembly for tension with tension clamps suitable for ACSR conductor working pressure 1100 volts grade including taking down existing shackle type insulator of any description complete all as specified and directed by Engineer-in-charge.

Supplying, laying, testing and commissioning of LT UG cable, XLPE insulated, heavy duty, 1100V grade of size 95 Sqmm 3½ core electric cable with aluminum conductor, served with an inner sheathing of PVC tape armored with galvanized steel wire or tape and overall PVC sheathed, laid in trenches or passing through pipe, making all connections with and including provision of necessary glands, lugs, bushing etc as required including taking down existing unserviceable cable complete all as specified and directed by Engineer-in-Charge.

All as per item No 13.00 here-in-before but of size 50 sq mm. 3½ core.

All as per item No 13.00 here-in-before but of size 25 sq mm. 4 core.

All as per item No 13.00 here-in-before but of size 16 sq mm. 4 core. Note for item No. 13.00 to 16.00 :- Earthwork excavation sand cushioning, Jodhpur Stone patti, GI protection pipe shall be measured and paid separately in their respective items.

Excavating in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth for foundation, laying of cable/pipe/pole etc or soil for shaft, walls, cesspts, manholes, pier holes etc not exceeding 10 sqm on plan and n exc 1.5m in depth and getting out in Soft/disntegrated rock complete all as specified & directed by Engineer-in-Charge.

Excavating in trenches, not exceeding 1.5m wide and exceeding 1.5m but not exceeding 3.00m depth for foundation etc or for shaft, wells, cesspits, manholes, pier holes etc not exceeding 10 sqm on plan and n exc 1.5 m in depth and getting out in soft/ disintegrated rock complete all as specified & directed by Engineer-in-Charge.

Returning, filling in, including, spreading, levelling, watering and well ramming in layers not exceeding 25 cm thick soft/disintegrated rock complete all as specified & directed by Engineer-in-Charge.

Removing excavated material soft/disintegrated rock to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point all as directed by Engr-in-Charge.

M&L for sand cushioning to underground cable with tibba sand and punning to provide required cover complete all as directed by Engineer-in-charge. (Note :- Punned thickness of sand cushioning shall only measured for the purpose of payment).

Supply & laying 40 to 50 mm thick roughly hammer dressed Jodhpur stone patti cable cover 25 cm to 30 cm wide and n.exc 60 cm long each laid dry abutting with each other with maximum gap between adjacent slabs n.exc 10 mm complete all as specified & directed by Engineer-in-Charge.

M&L for plain cement concrete (1:3:6) type C-2 (using 40mm grade stone aggregate) for foundation of stay assembly struts or pole or around the pole structure etc complete all as specified and directed by Engineer-in-charge. Note: PCC (1:3:6) work in around the pole structure min 100mm thickness after cleaning the surface area.

M&L for plain cement concrete (1:2:4) type B-1 (using 20mm grade stone aggregate) for coping/encasing around of pole including necessary form work finished and smooth without using extra cement complete all as specified & directed by Engineer-in-Charge.

M & L for cement concrete (1:4:8) type D-2 (using 40mm grade stone aggregate) in foundation of pole/struts etc complete all as specified & directed by Engineer-in-Charge.

M&L in repair of GI wire (guard wire) of dia 4 mm minimum complete fixing below the HT /LT over head line counductor including fixing on height of 6 to 9 mtr above ground level in shape and size complete all as specified & directed by Engineer-in-Charge. Note :- Complete in all respect including the arrangement of tools requested to be carry for job.

Cuttting / trimming of tree branches in close proximity to over head lines to maintain a clearance of 1.5 meters from the over head line to nearby trees complete all as specified & directed by Engineer-in-Charge. Note :- Only effected area of over head conductor shall be measured.

M & L bore earthing not less than 250 mm dia 16 feet deep filled with black soil up to 7 feet from bottom complete with galvanized iron pipe 40 mm bore medium grade 3 meter long tapers at bottom & provided 12 mm holes (staggered) at 75 mm centre to centre up to 2.5 meter of length from bottom, burried directly in ground filled with 45 cm alternate layer of chemical magnisium sulphate & salt up to ground level connected to 4mm GI wire as earthing lead up to cross arms by means of bolt and nut, check nuts and washer of galvanized iron or steel including brazing work and 15mm dia light grade pipe for earth lead protection including all necessary earth work, excavation, earth chamber with PCC 1:3:6, type C1 and RCC chamber cover of PCC 1:2:4 with handle and 20mm dia GI watering pipe with funnel and wire mesh etc and testing on complete all as specified & directed by Engineer-in-Charge.

NOTE FOR ITEM No. 28.00 [i]. Excavation & earth work in any type of soil including removing of surplus material upto 100M [ii]. PCC (1:3:6) type C1 using 20mm graded stone aggregate in pit & 40mm thick precast RCC (1:2:4) type B1 cover 50x50 cm with 8mm round bar @ 15 cm C/C both ways. [iii]. Main earthing strip from earth electrode to test point upto 7.5 mtr. [iv]. Funnel with watering pipe [GI pipe] 20mm bore [ISI marked] medium grade & copper lugs and charcoal & salt as reqd. [v]. GI protection pipe of size 40 mm bore light grade 7.5m.

Material and Labour for ZEBRA painting of PCC/steel poles 9/11 m long alongwith road upto 1.5 m height from ground level/PCC foundation with two coats of synthetic enamel paints in 30 cm height for existing poles complete all as specified & directed by Engineer-in-Charge.

Material and labour for painting to steel tubular pole of HT/ LT over head line and all MS clamps, cross arm work on poles with one coat of superior aluminium paint including necessary preparation of surfaces and painting of alternate strip with black and blue for LT and Black and red for HT, synthetic enamelled paint strip 05 Nos each of 30 cm height up to 1.5mtr above PCC benching/coping complete all as specified & directed by Engineer-in-Charge. Note :- Items measured and paid under item No. 29 will not covered in this item.

Material and labour for spreading levelling with 20 mm graded coarse aggregate / gravells laid approximately 75 mm thick layers near Feeder pillar/2/4 pole structure and plateform complete all as specified & directed by Engineer-in-Charge.

shivam electricals and engneers (BID ID -3106533)

SHREE BHAGWATI ENTERPRISES (BID ID -3111579)

M/s Shree Construction Company (BID ID -3111637)

SHRI HARI CONSTRUCTION (BID ID -3111876)