REPAIR MAINT OF EXTERNAL ELECTRIC SUPPLY AT TECH AREA AT AF STN GORAKHPUR

Amount

Taking Out Old and Unserviceable XLPE Cable any size(300sqmm 3.5core /240/120/95/70/25/16/10/6sqmm4core/3.5 core) from trenches,pole,road,duct etc incl necessary joint Etc complet all as specified and directed.

Supply and laying of under ground cable in replacement , in trenches /laid in floor/duct/drawn through conduit XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured heavy duty electric cable 1100V grade with aluminum conductor of cross sectional area 10Sq mm x 4 Core complete all as specified and directed .

All as per item No-1 above but of size 16 sqmm 4 core complete all as specified and directed .

All as per item No-1 above but of size 25 sqmm 4 core complete all as specified and directed.

All as per item No-1 above but of size 35 sqmm 3.5core complete all as specified and directed.

All as per item No-1 above but of size 50 sqmm 3.5core complete all as specified and directed.

All as per item No-1 above but of size 70 sqmm 3.5core complete all as specified and directed.

All as per item No-1 above but of size 95 sqmm 3.5core complete all as specified and directed.

All as per item No-1 above but of size 120 sqmm 3.5core complete all as specified and directed.

All as per item No-1 above but of size 150 sqmm 3.5core complete all as specified and directed.

All as per item No-1 above but of size 185 sqmm 3.5core complete all as specified and directed.

All as per item No-1 above but of size 240 sqmm 3.5core complete all as specified and directed.

Excavation in trenches not. exc. 1.5m wide and not exc. 1.5 deep and getting out in soft/loose soil complete all as specified and directed.

Returning, filling in, including spreading, watering and well ramming in layers not exc 25cm in soft/loose soil complete all as specified and directed.

Removing surplus soil 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 directed.

Material and labour for sand cushioning for under ground cable with locally available sand for protection of cable including spreading and consolidations, complete all as specified and directed.

Supply and laying in trenches reinforced precast concrete cable cover, class HVP, type 1 witht Class LV, Type I, flat, size 450 mm x 180mm x 40mm over sand cushioning for protection of cable complete all as per specified and directed.Make :Any ISI Marked

M&L sub class B bricks in trenches old bricks dry well burnt locally available over sand cushioning for protection of cable complete all as per specified and directed.

Taking out old LT U/G cable from trench and relaying LT cable after repair in trench (Note:-Excavation and other related items will be measured and paid separately) (a) 240Sqmm3.5 core XLPE Cable

(b) 95 Sqmm3.5 core XLPE Cable complete all as specified and directed

( c)70 Sqmm3.5 core XLPE Cable complete all as specified and directed

( d) 25 Sqmm 4 Core XLPE Cable complete all as specified and directed

( e)16 Sqmm 4 core XLPE Cable complete all as specified and directed

Surface dressing n.exc 30 cm deep including cutting of bushes, small tree, grass etc complete.

M&L for disconnecting burnt end or portion of 10 sq mm to 185 Sq mm 3 1/2 core cable removing the cable from loop including necessary excavation, earthwork, removing brick protection and realaying the same, and reconnecting the cable by removing burnt protion of cable and preparing fresh terminals of LT cable to pole / main switch etc complete all as specified.

Supply and fix aluminium lugs for fixing armoured cable in panel of following sizes taking down old one . (a) from 10 to 16 sqmm 4 core cable complete all as specified and directed.

(b) from 25 to 35 sqmm 4 core cable complete all as specified and directed.

(c) from 50 to 70 sqmm 3.5 core cable complete all as specified and directed.

(d) from 95 to 120 sqmm 3.5 core cable complete all as specified and directed.

(e) from 150 to 185 sqmm 3.5 core cable complete all as specified and directed.

(f) from 240 to 300 sqmm 3.5 core cable complete all as specified and directed.

M&L Detecting of fault of LT UG cable (any place any length any type /size) with help of vehicle mounted cable fault locator including detecting exact location of cable fault and remove of cable for rectification complete all as specified and directed.

M & L for coarse aggregate 63 mm graded 1 including spreading, leveling over the cleared surfaces at sub station complete all as specified and directed.

Supply and spary of grass burning chemical (paraquat dicholride 24 SI Herbicides ) with the help of manually opearted machine complete in sub station complete in air force stn directed by engineer incharge.

Supply, install, testing in repairs and commissioning of factory made double door LT Cubicle panel of suitable size, outdoor type, platform mounted, totally enclosed, dust and vermin proof, hut type top made out of 3.15mm thich CRCA sheet steel of size 1.8m x 1.4 m x0.5 M with angle 50x50x6 mm channel pedestal frame compartmental type free standing with pad locking sealing arrangement , earthing stud levelling , painting and interconnection and provn of danger plate suitable for working on 415 Volt thrre phase 50 Hz AC supply , extendable on both ends painted with powder coated as per seven tank prosses as per IP 54 and as per IS -8623 protection with cable alley , cable entry hole at the bottom and mounting on angle iron frame duly grouted in and including PCC 1:2:4 and plateform raised 30cm above ground level . connection of three phase and neutral bus bar of aluminium of rating of 1000 amp for 3 phase and 500amp for neutral with non adhesive clour coated insulation sleeves mounted on bus bar insulator drilled holes on bus bar strips for tapping and nut bolt and washer complete with provision for aluminium earth strip connection, . Panel should be provided with aluminium strip of suitable size and necessary grouting/ foundation all as required at site and comprising following:-:- ( a) 1000 amp aluminium bus bar for all 3 phases and 500 amp for neutral-01 Set (b) ACB microprossesed based trip unit adjustable type capacity 4 pole 630amp with fixed mounted design with axilary switch -01 No.(as incoming) (c) Change over 4 pole 630 amp 50 KA with shunt trip coil and axilary switch-01 No. (d) MCCB 4 pole 250 amp 35 KA with shutn trip coil and axilary switch -04 Nos.(Outgoing) ( e) Digital multi function meter ( Voltmeter) 0-500 v, Ammeter 0-800 amp, frequency meter and power factor meter. (f) CT 315/05 amp- Set of three .(g) indicating lamp 240 v LED typr - Set of three. (h) Internal all links with copper conductor bus bar of adequate capacirty- 01 Nos..

Material and labour for 80 mm dia galvanized iron tube light grade for cable protection, supporting to poles, plinth protections, road crossing, trenches, footpath etc, incl taking out old pipe complete all as specified and directed including clamps, nut bolt and washers .

Material and labour for 40/50 mm dia galvanized iron tube light grade for cable protection, supporting to poles, plinth protections, road crossing, trenches, footpath etc, incl taking out old pipe complete all as specified and directed including clamps, nut bolt and washers.

Supply and fixing in replacement of LT cable joint end termination kit outdoor type sizes from 185 to 300 sqmm 3.5 core directed by Engineer-in-Charge complete all as specified and directed.

M&L for Boring under road /foot path upto 1.5 mtr depth for inserting of 80 mm dia GI tubing for drawing UG cable by manual or mechanical complete all as specified and directed.

M&L straight through LT Cable joint including cutting of fault cable and preparation and jointing complete of size 16 sqmm to 50 sqmm 3.5 core complete including taking out old joint.Make : Dension/MS-Seal/Fontech.

M&L straight through LT Cable joint including cutting of fault cable and preparation and jointing complete of size 70 sqmm to 150 sqmm 3.5 core complete including taking out old joint.Make : Dension/MS-Seal/Fontech. .Make : Dension/MS-Seal/Fontech.

M&L straight through LT Cable joint including cutting of fault cable and preparation and jointing complete of size 185 sqmm to 240 sqmm 3.5 core complete including taking out old joint.Make : Dension/MS-Seal/Fontech. .Make : Dension/MS-Seal/Fontech.Note ;-excavation/returning filling in will be measured and paid separately

M&L Cutting/Trimming of trees branches upto 3.0 mtr from all side of Poles/ACSR conductor including removing the branch pieces from the site as directed by Engr-in- Charge.

Repairing of unserviceable MCCBs/MCBs/changeover switch in LT panel/ DBs any type including replacing of burnt out lugs, including cutting of burnt cable terminals ,prepare and crimping the cable lugs with LT cables in no light/unhealthy light complaints and making serviceable in all respect by providing skilled manpower.Work shall also include checking and removal of leakages in neutral and phase in 440/220 Volts connection as and when directed.NOTE:- (a) The rate quoted by the contractor for Each Job is deemed to inclusive of minimum 2 complaints(b)The contractor or his representative will take complaints from MES and maintain register for items with location and signature of user(c) The ladder and T&P as required will be provided by the contractor(d)Risk factor will be the contractor's end(e) Minor items like cable lugs,Insulation tape,nut,bolts etc deemed to be included in rate quoted (g) Major Items will be measured and paid separately in the relevant itemsof BOQ.

Supply only MCCB 100Amp,4p,16kA/18kA Breaking Capacity MCCB along with Spreaders, FMU (Thermal Magnetic) Release, Adjustable Overload 80-100%, Fixed short circuit 10In with Ics=100%Icu (for 10kA & 18kA), 75% & 50% for 10kA, 75% for 25kA and Conforms to IS/IEC 60947-2 all as specified and directed. Make- L&T,C&S Havells/HPL

Supply only MCCB 160Amp,4P,36kA Breaking CapacityMCCBalong with Spreaders, ATM (Thermal Magnetic) Release, Adjustable Overload 80-100%, Adjustable Short Circuit 5-10 In with Ics=100% Icuand Conforms to IS/IEC 60947-2 all as specified and directed. Make- L&T,C&S Havells/HPL

Supply only in replacement MCCB 200Amp,4P,36kA Breaking CapacityMCCBalong with Spreaders, ATM (Thermal Magnetic) Release, Adjustable Overload 80-100%, Adjustable Short Circuit 5-10 In with Ics=100% Icu, and Conforms to IS/IEC 60947-2 all as specified and directed.Make- L&T,C&S Havells/HPL

Supply only in replacement MCCB 250Amp,4P,36kA Breaking CapacityMCCBalong with Spreaders, ATM (Thermal Magnetic) Release, Adjustable Overload 80-100%, Adjustable Short Circuit 5-10 In with Ics=100% Icuand Conforms to IS/IEC 60947-2 all as specified and directed. Make- L&T,C&S Havells/HPL

Supply only in replacement MCCB 400Amp,4P,36kA Breaking CapacityMCCBalong with Spreaders, ATM (Thermal Magnetic) Release, Adjustable Overload 80-100%, Adjustable Short Circuit 5-10 In with Ics=100% Icu and Conforms to IS/IEC 60947-2 all as specified and directed. Make- L&T,C&S Havells/HPL

Supply only in replacement MCCB 6. 630Amp,4P,50kA Breaking CapacityMCCBalong with Spreaders, ATM (Thermal Magnetic) Release, Adjustable Overload 80-100%, Adjustable Short Circuit 5-10 In with Ics=100% Icu and Conforms to IS/IEC 60947-2all as specified and directed.Make- L&T,C&S Havells/HPL

Supply only in replacement on load Changeover switch 415 Volt in sheet metal enclosure 4 pole of capacity 200 Amp.Make Indo Asian/Standard/HPL.

Supply only in replacement on load Changeover switch 415 Volt in sheet metal enclosure 4 pole of capacity 400 Amp.Make Indo Asian/Standard/HPL.

M&L for rolled mild steel work for cross arms bracings, supports, posts, clamps and back plate fabricated from structural sections including nuts, bolts and washer, bending hot or cold drilling holes for bolts of any size and applying two coats of aluminium paint over a coat of red oxide primer including preparation of surfaces complete all as specified and directed.

M&L for anti-çlimbing device, spikes type, fabricated out of mild steel bars (round, square and flat) including nuts, bolts, washers and welding in two halves made to shape to suit the cross section of the pole complete all as specified and directed.

M&L for pole coping suitable for round steel tubular pole with plain cement concrete 1:2:4 type C-1 (using 20 mm graded stone aggregate) of size 425x425 mm and 300 mm height including necessary formwork above ground level complete all as specified and directed.

S&F in replacement danger notice plate of 1.6 mm thick mild steel sheet of size 12x15 cm, vitreous enameled white with letters, figures and conventional skull and bones in signal red colour and fixed with mild steel clamps, bolts and nuts of approved size for LT line complete all as specified and directed.

M&L in repairs for providing cable path indicators made out of cast iron plate of minimum 100 mm dia & 4 mtn thick indicators LT cable and voltage written on it and fixed on Inild steel angle iron with minimum two numbers of nuts and bolts or rivets; nuts shall be tack welded with bolts after full tightening and angle iron shall be 30 cm x 30 cm x 6 mm thick and length should be 900 mm above adequate to be ensure minimum planting depth of 600 mm below ground and 300 mm above ground level, bottom end of angle iron should be anchor type to provide better grip and should be embedded-in PCC 1:3:6 type C-1 (using 20 mm graded stone aggregate) block of size 200x200x300 mm angle iron shall be painted with a coat of red oxide primer through out length and there after be painted with two coats of blue colour enamel paint above ground and bituminous paint in the portion below ground complete all as specified and directed.

M&L for heat shrinkable out door end terminal joints suitable for 1.1 KV, PVC/ XLPE insulated, 3.5 core LT cable including joint kit for making joints suitable for cable of cross sectional area 25 - 50 Sqmm complete all as specified and directed.

All as per item No. 59 here in before but for cable of cross sectional area 70 - 150 Sqmm.

M&L for plain cement concrete 1:4 8 type D-2 (using 40 mm graded stone aggregate) as in foundations, filling and mass concrete complete all as specified and directed.

M&L for plain cement concrete 1:3:6 type C-1 (using 20 mm graded stone aggregate) as in copings, bed plates and the like including weathering, slightly rounded or chamfered angles and throating, as directed including necessary form work complete all as specified and directed.

M&L for 10 mm thick rendering in cement mortar 1:4 on fair faces of brick work, finished even and fair without using extra cement complete all as specified and directed.

M&L for brick work with sub class 'B' bricks in cement mortar 1:4, straight or curved on plan exc 6 mtr mean radius as in foundation , platform, wall, ramp etc. complete all as specified and directed.

Supply and fixing aluminiuin connectors Type "JBF", suitable for conductor of size DOG complete all as specified. Make : Jaipuria Brothers

Material and labour in repairs sign board for HT/ LT sub Station , frame work made out of angle iron 50x50x5mm of dimension 0.60Mx3M and over all covered with 3mm thick aluminum sheet fastened with counter sunk nut and bolts and vertical support with 100 mm MC channel ( 02 No of length 2.50m each) embedded with PCC block ( 1:3:6) type C-1 with 20mm graded stone aggregate, white colour stencil letter made of highly fluorescent adhesive sheet (best quality) pasted over a blue colour highly fluorescent adhesive sheet ( best quality) All MS work should be painted with two coat of synthetic enamel paint over one coat of red oxide primer before assembling the frame. Complete all as specified and as directed.

Supply and fixing in replacement of broken hinges with new MS hinges of length 4” screwed / welded with door and made the door operation condition of LT panel/feeder pillar box any size all as directed by Engineer-in-Charge.

M/s A.K Construction (BID ID -3169983)

Unitech India (BID ID -3170225)

Hindustan Power Corporation (BID ID -3175340)