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Augmentation Of Power Supply System Alongwith Allied Works At Mil Stn Gaya, Gaya-Bihar

Military Engineer Services-MES has published Augmentation Of Power Supply System Alongwith Allied Works At Mil Stn Gaya. Submission Date for this Tender is 21-05-2021. Power Supply Unit Tenders in Gaya Bihar. Bidders can get complete Tender details and download the document.




Tender Notice

27636794
Corrigendum : Augmentation Of Power Supply System Alongwith Allied Works At Mil Stn Gaya
Open Tender
Indian
Bihar
Gaya
21-05-2021

Tender Details

Augmentation Of Power Supply System Alongwith Allied Works At Mil Stn Gaya

Corrigendum Details

Sr No CorrigendumDate Corrignedum CorrigendumType NewSubmissionDate
1 07-May-2021 Bid Auto Extn Corrigendum Bid Auto Extn Corrigendum 14-05-2021
2 17-May-2021 Bid end date extended Date 21-05-2021

Key Value

Document Fees
INR 1000 /-
EMD
INR 1226000.0 /-
Tender Value
Refer document

BOQ Items

Name of Work: AUGMENTATION OF POWER SUPPLY SYSTEM ALONGWITH ALLIED WORKS AT MIL STN GAYA
Sl. No. Item Description Item Code / Make Quantity Units
1 1 Supplying, transporting and erecting in position steel tubular swaged poles 410-SP-55 type, 11.00 M long conforming to IS-2713 complete with mild steel base plate, CI finial taper , bolts, nuts and washers etc. including necessary excavation and earth work , PCC 1:4:8 type D2 in foundations below pole, PCC 1:3:6 type C2 around poles and PCC 1:3:6 type C1 as in plinth block , disposal of surplus soil to a distance not exceeding 50 m and depositing where directed, painting steel tubular poles exposed surafces with Aluminium paint two coats over one coat of red oxide primer and providing 300 mm wide bands (3 bands/ straps with synthetic enamel paint and 2 bands with Black bituminous paint ) from plinth block and numbering of poles , painting embedded portion of poles with one coat of bituminous paint complete all as specified and directed. 1 2 Each Job
2 2 Excavation, in trenches n.exc 1.5 m wide & n.exc 1.5 m in depth for laying cable/pipes etc and getting out in soft / loose soil, complete all as specified and as directed. 2 40 Cum
3 3 Returning, filling in trenches including spreading, leveling, watering and well ramming in layers n.exc 25 cm thick, complete all as specified and as directed. 3 26 Cum
4 4 Removing excavated materials (soil) to a distance n.exc 50 m and depositing where directed at a level n.exc 1.5 m above the staring point, complete all as specified and as directed. 4 14 Cum
5 5 M&L reinforced precast concrete cable cover, class EHV, Type 1, flat, with peak size 450mmx 230mm x 50mm , laid over sand cushioning for protection of cable complete all as specified and as directed. 5 430 Each
6 6 M&L Sand filling in cable trenches for cable protection with clean dry sand unwashed incl gently punning in a layer of 15 Cm and 8 Cm (total 23 CM) in thickness all across the laid portion of Cable in trenches complete all as specified and directed. \nNote :- Punned thickness shall only be considered for payment \n 6 8 Cum
7 7 Supplying, fixing, installing and commissioning and testing of HT 33 KV , outdoor type gang operated air break switch suitable for horizontal or vertical mounting rotating type complete with 9 insulators of rating upto 400 Amps double stack type complete all as specified and as directed. 7 1 Each Set
8 8 Supplying, fixing, installing and commissioning and testing of 33 KV rated volatge, 400 Amps continuous current rating, single phase Drop out fuse, outdoor type, each pole consisting GI steel base, 2 Nos HT insulators ,vertically mounting type, complete ,providing two coats of Aluminium paint over one coat of primer on all steel surfaces complete all as specified and directed 8 3 Each Set
9 9 Supply and fixing including testing switch air break triple pole mechanically operated, mounted on insulators and steel frame, with operating mechanism worked from ground level, suitable for horizontal or vertical mounting fixed type complete with drop out fuse having 12 insulators of current rating upto 400 Amps, 11000 volt grade complete all as specified.\n\n\n\n\n\n 9 1 Each Set
10 10 M & L for Lightening arrestors Expulsion type complete with all fittings,Transmission Class,Discharge Capacity 65 Kilo Amps,11000 volts completed all as specified and directed. 10 1 Each Set of 3
11 11 M & L for Lightening arrestors Expulsion type complete with all fittings,Transmission Class,Discharge Capacity 65 Kilo Amps, 33000 volts completed all as specified and directed. 11 1 Each Set of 3
12 12 Supplying, laying or fixing, jointing and testing 11 KV (E) system , Crossed linked polyethylene ( XLPE) insulated, screened , PVC bedded, galvanised steel strip or wire armoured, electric power cables( heavy duty) ISI-7098 Mark, with aluminium conductor multi stranded of cross sectional area 120 sqmm 3 core, laid in trenches/ laid under floor or fixed naked with walls / on poles etc. complete all as specified and directed.\nNote :- Excavation, earth work, sand cushioning, protection bricks and pipe shall be measured and paid separately under appropriate items \n 12 170 RM
13 13 S&F cable jointing kit for 11 KV (Earthed) grade cable for outdoor tremination (End Joint) heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm complete all as specified and directed. \nMake : Dension/MS-Seal/Fontech. . 13 2 Each
14 14 Supply, fixing and testing Cable jointing kit for 11 KV grade cable for indoor termination, cold shrink type, joint complete with jointing material and accessories suitable for 3 core XLPE, armoured, aluminium conductor cable of size 120 sqmm complete all specified and as directed. 14 4 Each
15 15 M&L for discharge rod suitable for 33/11 KV complete with clamp having screw type arrangement for fixing tightly on conductor (ACSR) size from RACCON to MOOSE with bolt nut & saddle for earthwire. The operating rod fixed with clamp shall be made of epoxy resin based highly insulated fibre glass tube 45mm OD 5.1 meter long in pieces (1.7 mtr each) with proper coupling arrangment etc complete all as specified and directed by Engr-in-charge. Make : Jaipura or its equivalent as approved by GE 15 1 Each Job
16 16 Earthing complete with galvanized iron earth plate electrode 60 cm x 60 cm x 6 mm thick buried directly in ground (earth pit not less than 2.25 m below normal ground level) with top edge earth plate not less than 1.5m below GL using galvanised iron strip 32×6mm as earthing lead to earth plate electrode by means of nuts, bolts and washers made of galvanized iron or steel earth wire protected by 15 mm bore light grade GI pipe and connected for body earthing of feeder pillar box all as specified with & including PCC (1:3:6) type C1 pit and precast RCC (1:2:4) type B1, cover slab of size 300x300x50mm, reinforced with XPM (weighing not less than 4 Kg/Sqm) and frame of angle iron 25mm x 25mm x 3mm with lugs with handle GI funnel, wire mesh, 20mm dia GI pipe medium grade for watering perforated at bottom 1.75 M long placed on top edge plate, charcoal and common salt in alternate layers, test point made out of phosphorous bronze with fixing arrangement, funnel, wiremesh including necessary earth work on any type of soil and removal etc, complete all as specified and shown in electrical plate No 3 of SSR Part I and as directed. \nNote:- GI Earth strip up to 7.5 meter connected to earth point and GI protection pipe of 15mm dia medium grade shall be deemed to be included in unit rate. 16 24 Each Job
17 17 M & L for pin type insulator , polymer based, white, brown or green 145 mm high and 225 mm dia ball and socket type single disc assembly for tension with tension clamps for conductors working pressure for 33000 volts grade complete all as specified and directed. 17 3 Each
18 18 M & L for Post type, polymer based, white, brown or green insulator including one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nut, 150 mm height, 150 mm dia for 33000 volts grade complete all as specified and directed. 18 24 Each
19 19 M & L for Post type, polymer based, white, brown or green insulator including one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nut, 150 mm height, 150 mm dia for 11000 volts grade complete all as specified and directed. 19 6 Each
20 20 M&L for stringing and fixing in position of ACSR conductor of any size as per site requirement including provision of jumpering, jointing, binding, testing with complete all as specified and directed. 20 1 Qtl
21 21 M& L for Mild steel structure with framed work such as grills, gratings, etc. with ends of bars shouldered and/ or riveted, or forged into spikes, framed guard bars, barred iron doors, ladders, framed balusters, walk ways, railings, framework of water tanks and similar work, portions framed and hung gates, including pintle hinges, stops, hand-made sliding bolts etc as conforming to Fe.290, Gde-E-165 including two coats of aluminium/silver paint over and including a coat of red oxide primer complete all as specified and as directed. 21 450 Kg
22 22 Supply and fixing cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed including two coats of aluminium/silver paint over and including a coat of red oxide primer complete all as specified and directed. 22 3 Qtl
23 23 M&L for Vice type connectors consisting of two brass plates, and two steel bolts and nuts and two steel bolts and nuts for 2 conductors of equal or unequal sizes, for non-tension connections including treatment of connector and ACSR conductor of size 10 to 13 mm dia with conducting jelly all etc complete as per site requirment all as specified and directed by Engr-in-charge. 23 20 Each
24 24 S & F anti climbing spikes type fabricated out of MS flat of 50mm x 6mm in two parts with 14 Nos 230 mm long 12 mm dia spikes sharpened edge and including nut,bolts & washers and welding made to shape to suit the cross section of pole including two coat of first grade aluminium paint over a coat of red oxide primer complete all as specified and directed. 24 0.5 Qtl
25 25 Supply & fix Galvanised iron strip of size 25 mm x 4 mm for earth contunity conductor complete all as specified and directed. 25 40 RM
26 26 M&L for Danger notice plate of 1.6mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with M.S. clamps, bolts and nuts of approved size, for HT, 25x20 cm size complete all as specified and directed. 26 8 Each
27 27 M&L for making busbar extension made out of aluminium pipe of 40mm dia, length as per site requirement suitable for 33KV including necessary connection with existing 33KV line all etc after taking necessary shut down from SBPDCL/ concerned staff complete as per site requirement all as specified and directed by Engr-in-charge. 27 1 Each Job
28 28 Supply & fix Galvanised iron pipe medium grade of size 50mm dia for earth protection/cable protection including clamping, nut bolts, washer etc complete all as specified and directed. 28 30 RM
29 29 Supply & Installation, testing and commissioning of 1000 KVA, 3 phase, 50 Hz outdoor type copper wound, delta/star connected (vector group-DYN 11), oil immersed, naturally oil cooled (ONAN), core type power transformer with no load voltage ratio of 33000/11000 Volts and with on Load Tap Changer in step of 1.25% from (+5%) to (-15%) and 17 position complete with RTCC panel & locking device alongwith necessary control wiring with transformer and RTCC panel as per site requirement. The transformer shall be suitable for operation at a temperature of 50 /55deg C and shall be supplied with all accessories as per manufacturer such as lifting lugs, H.T / LT cable box on HT side and L.T cable on LT sides, earthing terminals with oil filling hole, oil drain cum filtering valve with plug oil filling cum filtering valve with plug, oil filling cum filtering valve with plug rating plate, silicagel breather, conservator with oil filling hole, oil surge relay, window for tap number, lifting eye bolts, HV & LV cable end box. The quoted rate shall also inclusive of excavation & PCC foundation for the transformer as per manufacturer recommendation. Any other accessories deemed to be included as per manufacturer recommendation and rate shall be quoted accordingly. The transformer shall be as per IS: 335 etc. complete as required as amended up to date and shall comprises of following :-\n\n\n\n. 29 1 Each Job
30 29.01 Three Nos porcelain bushing suitable for 33 KV on HV side, complete with copper rods, nuts and washers.\n
31 29.02 Four Nos porcelain bushing suitable for 11 KV on LV side, complete with copper rods, nuts and washers with cable end box.\n
32 29.03 Monogram plate.\n
33 29.04 Detachable cooling radiators with drain & air release plug, isolating valves and lifting lug at top & bottom.\n
34 29.05 Oil conservator with filter and drain plug.
35 29.06 Prismatic/transparent oil gauge.
36 29.07 De-hydrating breather with first fill of dehydrating agent (silica gel).
37 29.08 Thermometer pocket.
38 29.09 Air release plug.
39 29.1 Inspection cover
40 29.11 Lifting lugs for complete transformer
41 29.12 Top cover lifting lugs
42 29.13 Jacking lugs
43 29.14 Top filter valve
44 29.15 Instruction plate
45 29.16 Drain cum bottom filter valves
46 29.17 Earthing terminal and stud
47 29.18 On load tap changer with locking arrangement.
48 29.19 Rating and Diagram plate
49 29.2 Buchholz relay with alarm & trip contacts. 29.2
50 29.21 Bi directional roller wheel -04 Nos. 29.21
51 29.22 Marshalling box for termination of all alarm & trip controls of the transformer. 29.22
52 29.23 WTI (Winding temperature indicator) with alarm & trip contact 29.23
53 29.24 Oil surge relay. 29.24
54 29.25 Shut off valve for buchholz relay. 29.25
55 29.26 OTI (Oil temperature indicator) dial type of 150 mm with alarm and trip contact capillary type. 29.26
56 29.27 Two earthing terminals on tank cover to facilitate fixing of 50x6 mm galvanised iron earth strip for earthing of body. 29.27
57 29.28 First filling of new and unused transformer oil, IS-335 marked (Make: HP / Savita/Apar/Power Link filtered and tested upto 60 KV dielectric strength of 2.5 mm air gap between testing electrodes. 29.28
58 29.29 Note: Rate include following \n(i) cost of installation in existing plinth, connection with existing incomming and out going cable connections , control cable to circuit breakers , setting of relays as per New transformer rating and earthing connections to existing earth test points. Cost of setting of all protective relays in existing substation as per New transformer rating is deemed to be included in quoted rate. 29.29
59 29.3 (ii) Contractor shall submit the Manufacture Test certificate, PV (Factory Test sheets) before commencement of work and ensure the installation is as per OEM specifications and submit the Test results after instllation complete all specified and directed by Engineer in Charge and scope of work include factory Inspection by the rep of GE as nominated by him and Testing of SEI, from HQ Central command and cost thereof shall deemed to be included in the quoted rates.\n\n(iii) Any other items which are not mentioned above but are essential for smooth functioning of transformer shall also deemed to be included in the quoted rates. \nMake: ABB / Siemens/ ITE Gurgaon / Schneider / Crompton Greaves / GE / Indotech. 29.3
60 30 Supply ,installation, testing and commissioning of VCB outdoor type HT 36 KV, 3 phase, 50 cycles type are structure mounted easy to install for use 36 KV systems, made out of porcelain clab, three pole circuit breakers fitted with reliable and well proven vaccum interrupters by providing adequate phase clearance and heights to meet standard safety requirements, suitable for direct connection to overhead line and cables totally enclosed metal clad SF6 filled switch gear having repturing capacity 350 MVA, live tank type factory made switch gear cubical type floor mounting confirming to IS 13118 IEC-60056 including remote indoor control panel suitable for VCBand complete all as directed of Make : 3AG01/3AF01 of siemens/ or equivalent in ABB as approved by the GE and shall comprising of following items fittings and accessories:- 30 1 Each Job
61 30.01 (a) (i) Outdoor VCB triple pole 630 Amps 36 KV with rated short circuit current 26.3 KA 3 second totally enclosed with protection IP 55.\n
62 30.02 (ii) DC Closing & tripping coil -01 Set \n
63 30.03 (iii) DC power pack -01 No\n
64 30.04 (iv) Motorised mechanism with motor, operating AC voltage - 01 No.\n
65 30.05 (v) Mechanical ON/OFF spring charge / disc trip circuit healthy indication-01 No\n
66 30.06 (vi) Heater 100W with switch- 01 No\n
67 30.07 (vii) Panel illumination lamp with switch-01 No.\n
68 30.08 (viii) Operation counter - 01No. \n
69 30.09 (ix) Auxilary contact-5 NO+5NC - 01 Set\n
70 30.1 (x) Mechanical cable inter lock on door - 01 Lock\n
71 30.11 (xi) Pistol grip TNC switch - 01 No\n
72 30.12 (xii) Socket with switch (230 Volt AC 15Amps- 01 No.)\n
73 30.13 (xiii) Earthing termials - 02 Nos\n
74 30.14 (xiv) Anti pumping schemes with contact -01 No\n
75 30.15 (xv) Guaranteed number of operations for vaccum interrupter-10000
76 30.16 (b) Current Transformer Current transformer (CT) 33KV out door oil immersed single pole & self cooled of ratio 630/1-1 Amp naming VA burden 15VA suitable (for metering) + accuracy 1, for 1000 KVA load having VA burden 15 Volt Amps with accurancy 1.04 metering equipment VCB & class-5P 104 protection with air insulated CTs chamber mounted on & including necessary MS channel/angle iron complete all as specified - 01 Set (Set of three). Note :- Additional ratio is for potential differential for three pole/core type suitable for 3 phase system.
77 30.17 (c) Potential Transformer Potential transformer 33KV /110 V, class 1, 150VA, outdoor type single pole PT oil immersed & self cooled type having adequte VA burden (Not less than 100V Amps suitable for metering equipment of VCB tobe installed on & including MS channel angle iron (pedestal type all as specified - 01 Set (Set of three) confirming to IS-2705-1992.
78 30.18 (d) Indoor Control Panel for 33KV VCB Indoor control panel metal clad factory made floor mounting type suitable of 36KV VCB complete all as specified and directed and comprising of the following :-\n
79 30.19 (i) Pistal grip TNC switches - 01 No\n
80 30.2 (ii) Local remote switch - 01 No\n
81 30.21 (iii) Indicating lamp close/open/trip-01 Each\n
82 30.22 (iv) Power analyser 3 phase 3 wire CT ratio 50-25/5-5, PT-33000/3/110/3 to measure (a) phase voltage (b) phase to neutral voltage (c) amp (d) inductive power (e) capacitive power (f) maximum demand indicator, having independent change over contacts to trip two different programmable demand.\n
83 30.23 (v) Triple pole non directional, instantaneous IDMT relay with two elements pole O/C & 01 elements for earth fault O/C 20-200% & EF setting 05 to 80% - 01 No\n
84 30.24 (vi) Heater with switch - 01 No\n
85 30.25 (vii) Panel illumination lamp with door switch - 01 No\n
86 30.26 (viii) Disconnecting relay for oil/winding temp, buchloz alaram & trip oil level alarm including alarm system & potential differntial relay 3 pole / core type & suitable for 3 phase system
87 30.27 Note :- (i) Cost includes for the control panel with suitable size of copper conductor including GI pipe of suitable size of outdoor VCB indoor panel and control wiring from 110V DC power pack.\n
88 30.28 (ii) The rate quoted against above item shall be include necessary excavation with earth work/PCC foundation and steel mounting structure for VCB, PTs & CTs as per recommendation.\n
89 30.29 (iii) The make of remote/indoor control panel be same as of VCB.
90 30.3 (iv) Any other items which are not mentioned above but are essential for smooth functioning of VCB shall also deemed to be included in the quoted rates.
91 31 Supply, installation,Testing and commissioning of 11KV, 630A, 26.3 kA for 3 second, internal arch 26KA for 0.1 sec, Indoor HT switch gear panel with aluminium busbar consisting of one number incoming cum outgoing. The panel shall be of IP4X degree of protection and horizontal isolation & drawout type with manual/motor charged spring operated mechanism with Alu-Zinc coated sheet steel enclosure, aluminium connections, 630A aluminium bus bar cable-in-cable-out (CICO) panel. Panel shall be provided with 110V DC Power Pack including necessary internal connection. The 03 Nos of CTs and CTR shall be of 100-50/1+1, STC : 25kA for 1 sec, Core 1 : Class 1.0, 15VA (Metering), Core2: Class 5P10, 15VA (Protection), STC-25kA for 1 Sec. 31 2 Each Job
92 31.01 The 03 Nos of PTs and PTR shall be of 11KV/rt3/110V/rt3/110V/rt3, class1, 100VA for metering, 3P-50VA for protection. The HT switch gear shall be provided with 01 x Voltmeter with selector switch, 01xAmmeter with selector switch, 01 x MFM in Modbus RS 485 port, Cl 1.0, 01 x master trip relay, 01 x numerical relay in modbus for 3 O/C + 1 E/F protection, 01 x Auxilary Relays for Transformer, fault (type-VAA33). The breaker shall be provided with Phase Indication Lamps (RYB), Breaker On/Off/ Trip/Trip Circuit Healthy/Spring Charge Indications-08 Nos. The breaker shall be provided with 01 x DC ON/OFF switch, 01 x AC ON/OFF switch, 01 x Local Remote Switch, 01 x T-N-C switch, 01 x 15A, 230V, 3 pin plug & socket, 01 x Mech ON-OFF push button, 01 x heater with heater switch & thermostat, 01 x hooter/alarm, 01 x cubical illumination lamp. all accessories etc. complete including PCC foundation with 1:3:6 all as specified and directed by Engr-in-Charge. Make : Siemens/Schneider or its equivalent\na) Single Breaker panel (Indoor Type) Make: Schneider/ Crompton Greaves/Siemens/ABB.
93 31.02 Note :- Any other items which are not mentioned above but are essential for smooth functioning of panel shall also deemed to be included in the quoted rates.
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