REPAIR MAINT OF EXTERNAL LT ELECTRIC SUPPLY INCLUDING CONVERSION OF LT OH LINE TO UG CABLE AT JCOs ORs MD ACCN UNDER GE GANGTOK

Amount

Dismantling of old ACSR conductor from the disturbed span including line spacer and unserviceable material removing from site of work complete all as directed.

Dismantling of old unserviceable/defective (Pin type, Shackle type) insulators of any size/type and removing materials from site of work complete all as directed

Dismantling of old cross-arms of mild steel channel or angle sections, etc, including mild steel bolts, nuts, washers, etc. and removing from site of work complete all as directed.

Supply and laying light grade GI pipe (ISI Marked) as cable protection to be fixed on wall / pole with necessary clamps as per existing or in road crossing as ordered of size 80 mm bore complete all as directed. ( Note :- Unit rate quoted is deemed to be inclusive of MS clamps required to be fixed on pole).

All as per item No 04 here- in-above but for 50mm bore GI pipe light grade.

All as per item No 04 here- in-above but for 40mm bore GI pipe light grade.

Supply, Laying, jointing & testing 1100 volts grade, XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured LT electric power under ground cables, heavy duty with aluminium stranded conductor laid in trenches or passing through pipe of cross sectional area 95 sqmm 3.50 core with all fixing & connecting accessories complete all as specified & as directed. Note:- (i) Earthwork & Excavation, GI pipe brick protection etc shall be measured and paid separately under relevant items of this schedule. (ii) The rate quoted by the bidder shall deemed to be inclusive of the cost of aluminium thimbles/lugs of suitable sizes."

All as per item No 07 here- in-above but of size 70 Sqmm 3.5 core.

All as per item No 07 here- in-above but of size 50 Sqmm 3.5 core.

All as per item No 07 here- in-above but of size 35 Sqmm 3.5 core.

All as per item No 07 here- in-above but of size 16 Sqmm 4 core.

All as per item No 07 here- in-above but of size 10 Sqmm 2 core.

Excavation in trenches n. exc 1.5 mtr wide and n. exc 1.5 mtr in depth for laying of cable and getting out in hard /dense soil complete all as directed.

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

Removal of surplus excavated (soil) to a distance not exceeding 50 mtr and depositing where directed at a level not exceeding 1.50m above the starting point complete all as specified and as directed.

Supply and laying dry coarse sand as in cushioning of under ground electric cable in trenches, laid to a uniform thickness of 23 cm (15 cm under the cable & 8 cm over the cable) and gently punned down to 18 cm thickness complete all as specified and as directed by the Engr-in-Charge. Note :- Consolidated punned thickness shall be measured and paid.

Supply and laying in trenches Bricks, sub class 'B' old size bricks of size 230x113x75mm, laid flat dry with width of the bricks laid to the axis of the cable for protection of cable complete all as specified and as directed by the Engr-in-Charge

Supply, installing, testing and commissioning our door type LT panel of 1500x1400x500 mm size, padestal mounted, CPRI approval factory made totally encloses, dust and vermin proof, double leaf shutter in front and single leaf shutter in rear side made of 3.15 mm thick CRCA sheet, framing with 50 x 50 x 6mm thick MS angle iron and legs of size 0.90mm long. duly fabricated and having proper locking arrangement in both front and rear door with 4 side slanting roof duly projected and painted to both internal and External surfaces with powder coating paint in heat process of sheet and suitable for 500 volts, 50 Hz, 3 phase 4 wire system and comprising with and including following accessories and mounted on PCC Plat form made out of PCC 1:3:6 100 mm thick, 1 Mtr all round the panel board complete with the following items:-

INCOMING:- (a) MCCB 4 pole, 415 Volts, 25 KA breaking cap rating 250 amps, adjustable thermal and adjustable magnetic including fixing accessories - 01 No (Havells Cat No - IHLANF0250 or equivalent model of as specified.)

BUSBAR:- (b) Aluminium busbar suitable for 315 Amp including insulator with nuts & bolts - 04 Nos.

OUTGOING:- (c) MCCB, 415 Volts 160 Amps 4 pole 25 KA rupturing capacity adjustable thermal and fixed magnetic including fixing accessories - 01 Nos (Havells Cat No- IHLANF0160 or equivalent model of as specified.) (d) MCCB, 415 Volts 125 Amps 4 pole 25 KA rupturing capacity adjustable thermal and fixed magnetic including fixing accessories - 01 Nos (Havells CAT no. IHLANF0125 or equivalent model of as specified.) (e) MCCB, 415 Volts 100 Amps 4 pole 25 KA rupturing capacity adjustable thermal and fixed magnetic including fixing accessories - 01 Nos (Havells Cat No. IHLANF0100 or equivalent model of as specified.) (f) MCCB, 415 Volts 63 Amps 4 pole 25 KA rupturing capacity adjustable thermal and fixed magnetic including fixing accessories - 02 Nos (Hav Cat No - IHLASF0063 or equivalent model of as specified.) (g)Analog time switch 3 Module of L&T Cat No AUTS03ANA00 with four pole power contactor of capacity 63 Amps, 4 pole of Havells Cat No - IHPAC065500 - 01 Nos or equivalent model of as specified. (h) CT of ratio 400/5 (j) Led indicator lamp with holder = 03 Nos (k) Multifunctioning meter with necessary CTs

Supply and laying DWC pipe SN-4 with coupler 75mm OD, ISI marked alongwith all accessories like socket, bend, couplers etc conforming to IS-16098 as per supreme catlogue complete with fitting and cutting, jointing etc laid in trenches/fixed to pole/laying under road crossing/fixed on pavement walls with clamps complete all as specified and as directed. (Make :- Ultra plus of supreme or equivalent approved)

Supply and fix in repair, Street light cable junction box made of polycarbonate of szie 155x210x92mm suitable for 10-16 Sqmm cable with knockouts, ''halogen free and weather proof', for outdoor installation (with metric knockouts for cable entry) IP-66 protection including short cable entry gland tread type with lock nut, four way bakelite terminal with brass studs and nuts, GI flat strip clamps of size 25mm X 3mm with bolts, nuts and washers for fixing with MCB one 06 Amps inside the junction box complete all as specified & as directed. (Make: HENSEL Cat No. KG-1616G or equivalent approved.

S&F MCCB 125 Amps, 4 Pole, 18 KA, Ics = 100% (Icu), 415 Volts 50 Hz, AC, suitable for existing LT panel/feeder pillar including taking out old existing unserviceable MCCB from panels etc complete all as specified and as directed. (Make: Cat Part No: Havells cat No IHLANF0125 or or equivalent approved make)

S&F MCCB 100 Amps, 4 Pole, 18 KA, Ics = 100% (Icu), 415 Volts 50 Hz, AC, suitable for existing LT panel/feeder pillar including taking out old existing unserviceable MCCB from panels etc complete all as specified and as directed. (Make: Cat Part No: Havells cat No IHLANF0100 or eor equivalent approved make)

S&F MCCB 63 Amps, 4 Pole, 18 KA, Ics = 100% (Icu), 415 Volts 50 Hz, AC, suitable for existing LT panel/feeder pillar including taking out old existing unserviceable MCCB from panels etc complete all as specified and as directed. (Make: Cat Part No: Havells cat No IHLANF0063 or or equivalent approved make.)

M&L for Earthing complete in repairs with galvanized steel earth plate electrode 600x600x6mm thick buried directly in ground earth pit not less than 2.25mtr deep below normal ground level with top edge of the plate not less than 1.5 mtr below ground level connected with GI strip with 32 x 6mm earth lead by mean of nut/bolt and washer of galvanized iron or steel as shown in electrical plate No 3 of SSR part I including necessary excavation and earth work GI pipe 20mm dia light grade for watering and GI 40mm dia medium grade pipe for protection of GI earth wire etc, PCC chamber in cement concrete 1:3:6 type C-1, using 20mm graded stone aggregate with 50mm thick RCC cover in cement concrete 1:2:4 Type B1 cover slab reinforced with 8mm dia deformed bar 15cm C/C and suitable handle of 10mm dia round bar, including necessary excavation earth work in soft/loose soil and disposal of spoil to a distance n.exc 50m and necessary test point made out of 16 gauge MS box with porcelain insulators, funnel, wire mesh etc and testing on completion all as specified in MES Schedule Part-I, Electrical Plate No. 3 complete all as specified and as directed.

Supply, installation, testing and commissioning factory made LT feeder pillar box (KIOSK) in repairs outdoor type platform mounted, CPRI approved suitable for 415 volts 3 phase 4 wire, 50 Hz AC supply system all as specified and directed having busbar installed on DMC/Epoxy insulators. The panel shall be dust and vermin proof, IP-65 class protection and made of 3.15 CRCA steel sheet with double door shutter and locking arrangement, openable from front & back both including powder coated on both outer and inner surfaces of panel. The TPN aluminium bus bar not less than the 1.5 times the rated capacity of the incommer MCCB including 50x50x6mm thick angle iron frame work upto height of 0.9mtr above ground level (duly painted with synthetic enamel paint over a coat of red oxide primer on exposed surfaces) with and including following spares and including dismantling of old unserviceable existing feeder pillar box complete all as specified and as directed. (a) MCCB 4 pole, 25 KA 100 Amp-01 No (Incommer) (Havells CAT No. IHLANF0100) (b) MCCB 4 pole, 25 KA 63 Amp-03 Nos (Outgoing) (Havells CAT No. IHLASF0063) (c) Phase indicating lamps (R-Y-B) - 01 Set (d) Multifunctioning meter with necessary CTs

M&L for Plain cement concrete (1:3:6) type C-1 using 20 mm graded stone aggregates as finishing road/concrete surface including finishing to exposed concrete surfaces even and fair complete all as specified.

S&F in repairs busbar chambers 4 way 100 Amps outdoor type (IP65/66) pole/wall mounted including provision of fixing on pole by means of suitable size of clamps with nuts and bolts including necessary connection including taking down old unserviceable one complete all as specified and as directed. Make : Havells Cat Part No. IHBC010004 or equivalent approved make.

M/S S. S CHETTRI AND SONS

KAMLESH ENTERPRISE

DHARMINDER SINGH

KARMA SHERPA

MAHENDRA KHAWAS

NISHA CONSTRUCTIONS

Khawas Enterprise

BIJAY MITTAL