REPAIR MAINTENANCE WORKS TO UNSERVICEABLE LT UG CABLES LT SWITCH GEAR PANEL COMPONENTS COPING AND ALLIED ITEMS IN TECHNICAL ADMIN AREA ARAKKONAM

Amount

Surface excavation not exc 30 cms deep and average 15 cms deep and getting out in soft/ loose soil including removing green vegetation, roots, bushes etc., from surroundings of poles, panels, etc., complete all as specified and as directed by Engr-in-charge.

Taking up existing old/ unserviceable/ burnt under ground cable from the existing positions/ trenches etc., including testing with the help of megger, disconnecting and removing unserviceable portion of cable complete all as specified and as directed by Engr-in-charge. Notes: (i) Excavation/ earth work shall be measured and paid seprately under relavent items. (ii) Retrived serviceable bricks from site be properly stacked and reused as protection to UG cable and shall be measured and paid separetely under relevent items. (iii) Serviceable portion of cable shall be relayed as directed and shall be measured and paid separetely under relevent items.

240 Sqmm 3.5 core

185 sq mm 3.5 core

120 sqmm 3.5 core

95 sqmm 3.5 core

70 sqmm 3.5 core

50 sqmm 3.5 core

25 sqmm 4 core

16 sqmm 4 core

Relaying serviceable portion of cable as obtained against item No.2 here-in-before in the trench including necessary connections with suitable lugs complete all as specified and as directed by Engr-in-charge. Note: Cable straight through joints/ bus bar chamber if any as per site requirement shall be measured and paid seprately under relevent item of schedule.

240 Sqmm 3.5 core

185 sq mm 3.5 core

120 sqmm 3.5 core

95 sqmm 3.5 core

70 sqmm 3.5 core

50 sqmm 3.5 core

25 sqmm 4 core

16 sqmm 4 core

Supply, laying XLPE insulated, screen, PVC bedded, galvanised steel strip or wire armoured, electric power cable (heavy duty) with aluminium conductor of following size for replacement of unserviceable portion of cable including connecting up with proper size aluminium lugs, glands wherever necessary in LT panels/ bus bar chamber panel /joints etc., as per site requirement including testing complete all as specified and as directed. Make: POLYCAB/ NICCO/ PLAZA/ Havells/ KEI Note: (i) Rates includes supply and fix necessary glands, lugs, etc., (ii) Excavation/ earth work shall be measured and paid separately under relevent items. (iii) Cable straight through joints/ bus bar chamber if any as per site requirement shall be measured and paid seprately under relevent item of schedule.

240 Sqmm 3.5 core

185 sq mm 3.5 core

120 sqmm 3.5 core

95 sqmm 3.5 core

70 sqmm 3.5 core

50 sqmm 3.5 core

25 sqmm 4 core

16 sqmm 4 core

Spreading riddled earth as obtained from item No.17 here-in-after for UG cable cushioning complete all as specified and as directed by Engr-in-charge. Note: If the required quantity of riddled earth not obtained from above item the contractor should bring the same from other location shown (not beyond 50m) including necessary earthwork as directed for borrow pit /trench to obtain the required quantity including removing surplus soil without any additional cost and the cost deemed to be included in the rate quoted by the contractor.

Supply and lay pipe galvanised iron tubing light grade of 50mm dia in trenches/ under road or floor /on wall /near pole /panel etc., including taking out the corroded old pipe complete all as specified and as directed by Engr-in-charge. Make: Tata /Jindal /Prakash /Surya

All as per item No.6 here-in-before but galvanised iron tubing light grade of 80mm dia.

All as per item No.6 here-in-before but galvanised iron tubing light grade of 100mm dia.

All as per item No.6 here-in-before but galvanised iron tubing light grade of 40mm dia.

Supply and lay standard size common burnt clay building bricks sub class 'B' for cable protection, laid dry complete all as specified and as directed by Engr-in-charge.

Relaying of serviceable bricks as obtained from item No.17 here-in-before complete all as specified and as directed by Engr-in-charge.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25cms for soft /loose soil complete all as specified and as directed by Engr-in-charge.

Removing excavated material to a distance not exc 50m and depositing where directed at a level not exc 1.5m above the starting point complete all as specified and as directed by Engr-in-charge.

Material and labour for cutting of bituminous road/ floor for laying of pipe/ cables not exc 1.5m wide and not exc 1.5m deep including refilling with material and watering well ramming compacting and making good with PCC 1:2:4 type B-1 suitable thick complete all as specified and as directed by Engr-in-charge. Note: PCC shall be measured and paid separately under respective item of schedule.

Material and labour for straight through cable heat shrinkable joint kit for 1.1 KV grade complete with jointing material and accessories like lugs etc., complete suitable for following size XLPE cable complete all as specified and as directed by Engr-in-charge.

150 sqmm 3.5 core to 185 sqmm 3.5 core

50 sqmm 3.5 core to 120 sqmm 3.5 core

25 sqmm 4 core

16 sqmm 4 core

Dismantling and taking out following size cable from existing feeder pillar/ LT panel and removing/ cutting burned part of cable including taking out loop for extension of cable upto required length and fixing /connecting the cable in existing position including necessary nuts, bolts, lugs of approriate size and refixing of cable gland for following sizes complete all as specified and as directed by Engr-in-charge. Note: The quoted rate includes necessary earth work and supply and fixing of lugs of appropriate sizes.

185 sqmm to 240 sqmm

95 sqmm to 120 sqmm

50 sqmm to 70 sqmm

16 sqmm to 35 sqmm

Excavation in trenches, not exc 1.5m wide and not exc 1.5m in depth for taking up/ laying cable etc., and getting out for soft/ loose soil complete all as specified and as directed by Engr-in-charge.

Material and labour for PCC in roof kerb or mud stops, rounded or chemfered on edges type, road cutting filling etc., PCC 1:3:6 (Using 20mm graded stone aggregate) complete all as specified and as directed by Engr-in-charge.

Material and labour for MCCB adjustable thermal and fixed magnetic setting 415V, 3 Pole of rating 200 Amps, ICS=100%ICU, breaking capacity 36 KA including additions /altertions to existing MCCB mounting place in the panel for properly fixing and reconnecting in/ out going bus bar or cable connections including supply and fix suitable rating/ size lugs, extended terminals as per site requirements and making good distrubed panel surfaces complete all as specified and as directed by Engr-in-charge. Make: Schneider /ABB /Legrand /Siemens

All as per item No.19 here-in-before but for MCCB of rating 160 Amps, ICS=100%ICU, 3 pole, breaking capacity 16 KA.

All as per item No.19 here-in-before but for MCCB of rating 63 Amps, ICS=100%ICU, 3 pole, breaking capacity 16 KA.

All as per item No.19 here-in-before but for MCCB of rating 100 Amps, ICS=100%ICU, 3 pole, breaking capacity 16 KA.

Supply and fix on pole/buried in ground earth continuity conductor GI strip 32mm x 6mm fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/ pipe or fixed to poles.

Supply and fix on pole/buried in ground earth continuity conductor GI Wire4 mm dia fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/ pipe or fixed to poles.

Material and labour for MS chequered plate of thickness not less than 5mm and area as per site requirement size to cover cable duct openings including repairing works to edges of duct with appropriate PCC to place MS chequered plate equally on the duct in the installations complete including painting with two coats of synthetic enamel paint of approved tint over a coat of red oxide primer and taking out the broken PCC duct covers complete all as specified and as directed by Engr-in-charge.

Material and labour for dismantling,taking down, checking,cleaning and servicing of switch gear of rating 315 A to 400A MCCB any type contacts with CRC spray including checking the bus bar connections /power cable from Main Bus bar to MCCB and out going cable connections of MCCB, tightening of incomming and outgoing cables including replacement of Copper / Aluminium lugs as per site requirements including removing the carbon deposit and replacing the gasket of compartment door, reconditioning of door lock complete all as specified and directed.

All as per item no-26 here-in-before but for switch gear of rating 200 A to 250A MCCB any type complete all as specified and directed.

All as per item no-26 here-in-before but for switch gear of rating 100A to 160 A MCCB any type complete all as specified and directed.

All as per item no-26 here-in-before but for switch gear of rating 63 A MCCB any type complete all as specified and directed.

Material and labour for MCCB adjustable thermal and fixed magnetic setting 4 Pole of rating 400 Amps, ICS=100%ICU, breaking capacity 35 KA including additions/ altertions to existing MCCB mounting place in the panel for properly fixing and reconnecting in/ out going bus bar or cable connections including supply and fix suitable rating/ size lugs, extended teriminals as per site requirements and making good distrubed panel surfaces complete all as specified and as directed by Engr-in-charge. Make: Schneider /ABB /Legrand /Siemens

All as per item No.30 here-in-before but for MCCB of rating 320 Amps, ICS=100%ICU, 4 pole, breaking capacity 36 KA.

All as per item No.30 here-in-before but for MCCB of rating 250 Amps, ICS=100%ICU, 4 pole, breaking capacity 36 KA.

Material and labour for Synthetic insulating rubber mat of size 2m x 1m x 25 mm thick for voltage upto 11 KV including taking unserviceable mats complete all as specified and directed.

Supply and fix including fabrication of cable route indicator consisting of cast iron shape 200mm dia, 12mm thick with inscription embossing as MES LT Cable and fixed hot dipped GI angle iron of size 50x50x6 mm thick 0.87 m long and GI nuts and bolt embedded in ground including PCC 1:3:6 type C1 using 20mm graded stone aggregate) as in PCC block of size 200x200x500mm complete all as specified and directed.

Material and labour for welding works to existing LT feeder pillar box/ panel board including removing broken hinges and supply and fixing new heavy duty hinges as per existing type and qty including writing incoming and out going details as per site requirement and painting with synthetic enamel paint over red oxide on the welded surfaces to make good the distrurbed surface and match with existing tint complete all as specified and as directed.

Material and labour for painting to existing LT feeder pillar box/panel board scaping the surface with emery sheet in all respect for making smooth surface including painting with two coats of exterior enamel paint water proof suitable for existing LT feeder pillar box/ panel board surface including writing in coming and out going details as per site requirement and as specified complete all as specified and directed. Note :- White washing to copping/pesdestal of LT feeder pillar box/panel board shall be measured and paid seperately.

m/s SRI VALLI ENTERPRISES

LEO ENTERPRISES

PSK Enterprises

ragavbuilders

D.KUMAR

SRI VIGNESH BUILDERS

BALA BUILDERS

Green Ray Technologies

C SRINIVASAN

KRISHNA ENGINEARING