Military Engineer Services-MES has published Tender For Provision Of Power Transformer Area Illumination And Misc E/M Works At Af Stn Adampur. Submission Date for this Tender is 10-04-2024. Power Transformer Tenders in adampur Punjab. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 29-Mar-2024 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 05-04-2024 |
| 2 | 05-Apr-2024 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 10-04-2024 |
| Sl. No. | Item Description |
| 1 | Supply , installation commissioning and testing Horizontal double break disconnector,motor driven and manual operating system both, suitable for rated voltage 72.5 KV 50 Hz, 3 phase system of capacity 1600 Amps Rated peak short circuit current 100KA, BIL powerfrequency withstand voltage for 1min - to earth and between poles- 140 KV, Lightning impulse withstand voltage to earth and between poles - 325 KV,short time current 40 KA for 3 seconds complete.It shall have life time self lubricated sealed Al cast bearing. It shall be designed for CLASS M2 as per IEC 622271-102. It shall be type tested in NABL accredited lab as per IEC-622271-102. Note :- (i)The contractor shall submit drawing of Disconnectoralong with technical parameters, valid Type test reports, BOM and foundation details as per OEM recommendations for approval of Acccepting officer before placing order for procurement. (v) Cost of foundation (as per recommendation of OEM) above max flood level or storm water level at site is deemed to be included in quoted rates. |
| 2 | Supply , installation , commissioning & testing3 phase , 50 Hz,out door type, live tankSF-6circuit breaker ,motor operated, degree of protection IP-55,three pole operation (MGO) as per IEC -62271-100, complete with all accessories and of the following technical specifications or all as directed. (a) Rated voltage between phases : 72.5 KV (b) Rated normal current : 2500 Amps (c) Ratedpower frequency withstand voltage : 140 KV RMS (d) Rated lightning impulse withstand voltage : 325 KVP. (e) Short circuit breaking current : 40 KA. (f) Rated duration of short circuit : 3 seconds. (g) Rated closing /tripping voltage: 240 V AC (h) Rated controlvoltage: 110 V DC(k)Operating range for closing coil and spring charging motor : 85%to 110% rated voltage.(l) Operating range for trip coil: 70% to 110% rated voltage. |
| 3 | Note :-(i)The routine test on SF6 Circuit breakershall be carried out at OEM premises by rep of Accepting officer along with rep of contractor before dispatch. (ii)The contractor shall submit drawing of SF6 Circuit breaker along with technical parameters, valid Type test reports, BOM and foundation details as per OEM recommendations for approval of Acccepting officer before placing order for procurement. (v) Cost of foundation (as per recommendation of OEM) above max flood level or storm water level at site is deemed to be included in quoted rates. |
| 4 | Supply , installation , testing heavy duty metal oxide gapless outdoor type Porcelain Lightning Arrester as per IEC 60099-4,with insulating base incld surge monitor with all accessoriesand specificationsas under and all as specifieddirected :- (a) Rated System voltage : 66KV (rms) (b) Highest system voltage :72.5 KV (rms) (c) Continous operating voltage: 48KV (d) Nominal discharge current - 10KA (e) Line discharge - Class 3 (f)Max 8/20 micro second residual voltage - 156 KV Note :-(i) The contractor shall submit drawing of Lightning arrestoralong with technical parameters, valid Type test reports, BOM and foundation details as per OEM recommendations for approval of Acccepting officer before placing order for procurement.(v) Cost of foundation (as per recommendation of OEM) above max flood level or storm water level at site is deemed to be included in quoted rates. |
| 5 | Supply , installation , commissioning & testing of outdoor type step down,copper wound, Power transformer as per IS-2026 & IEC : 60076-1 :2000, 66/11KV, 3 MVA , ONAN, 3 phase , 50 Hz, doublecopper wound, core type with low loss, non ageing, high permeability, prime grade, CRGO core material M4 grade or better with BIS certification, perfectly insulated and clamped to minimise noise and vibration, Delta/star vector group DYn11,ON LOAD Tap changer on HV side to vary secondary voltage from (+) 5% to (-) 10% in 12 steps @ 1.25%. The OLTC shall conform to IS 8468/IEC 60214 (Part 1& 2). The66KVbare oil filled condensor type bushing shall be provided. The provision of cable end box on 11KV secondary side for cable connection with Thermal sensors and necessary arrangment to get the data on SCADA on Modbus protocol incld first fill of transformer oil. The insulating oil shall be unused inhibited Type A, High Grade conforming to IS 335/ IEC-60396-2020. The transformer shall be designed with particular attention to the suppression of voltages especially the third and fifth harmonic so as to eliminate wave form distortion and any possibility of high frequency disturbances, inductive effects or of circulating currents, between neutral points of different transformer stations reaching such a magnitude as to cause to interference with communication circuits. The transformer shall have following accessories and fittings etc. all as directed. |
| 6 | (i) Double float Reed type Buchholz Relay(gas operated) with shut off valves at both ends, complying with IS:3637 , 50mm, with two pairs of electrically separated contacts, one pair foralarm and other pair for tripping.The angle of inclination shall be 3 to 7 degree (ii)Oil temperature indicator 150mm diameter for top oil temperature indication with angular sweep of 270°. Range of temperature should be 0-150°C with accuracy of ±1.5% (or better) of full scale deflection. with alarm and trip contact. (iii)Winding temperature indicator about 150mm diameter for measuring the hot spot temperature of each winding [HV, IV & Tertiary (if applicable)]. It shall have angular sweep of 270°. Range of temperature should be 0-150°C with accuracy of ±1.5% (or better) of full scale deflection, with electrical contacts for alarm and trip contacts. |
| 7 | (iv) sheet steel weather proof Marshalling box of IP -55 construction and shall have following load disconnect switchfor incoming power supply fr auxiliaries, wiring and termination individualy for Buchholz relay alarm for main tank, winding temp high alarm, oil temp high alarm, tank oil level low alarm, tap change incomplete alarm, wiring and termination individually of remote trip alarm,winding temp high trip,oil temp high trip,Buchholz relay trip or sudden gas and sudden oil pressure relay trip , Cubicle illumination lamp with door switch and space heater withthermostat and ON/OFF switch (v)Magnetic oil level gauge with low level alarm contact. (vi)Pressure release valve (PRV) with trip contacts. (vii)Conservator with oil filling hole with cap and drain plug and with built in diaphragm to avoid direct air contact with transformer oil & diaphragm rupture detection relay.Conservator tank shall be provided with two separate compartments( with partition barrier). One for main transformer tank and other for OLTC compartment. (viii)Magnetic Oil level indicator 150mm dia with minimum level marking. (ix) Thermometer pockets with thermometer. (x)Silica gel breather with silica gel (xi) Air Release plug. (xii)Lifting Lugs (xiii)Earthing terminals (xiv) Bi-directional Rollers- 4No (xv)Anodized aluminum rating and diagram plate. (xvi) Top filter valve(xvii)Bottom drain -cum- filter valve. (xviii) Jacking lugs |
| 8 | (xix) Insulation level KV Peak- HV-325KV and LV- 75KV (xx)Insulation level (power frequency with stand) HV- 140KV, LV-28KV (xxi)System fault level 31.5KA at 66KV (xxii) Double float Bucholz relay/oil surge relay with alarm contact for OLTC (xxiii) No load losses at rated voltage and frequency- Not more than 5.5 KW (xxiv) Load losses at rated voltage and frequency - Not more than 20 KW (xxv) % Impedence at 75 degree centigrade at rated current and frequency - not more than 7.15 |
| 9 | (xxvi) For electrical operation of OLTC from local as well as remote, motor operated mechanism shall be provided. The tap changer shall be provided with over-current protection in order to prevent the tap-change operation during a short circuit. The Local OLTC Drive Mechanism Box shall house all necessary devices meant for OLTC control and indication.The diverter switch or arcing switch shall be designed so as to ensure that its operation once commenced shall be completed independently of the control relays or switches, failure of auxiliary supplies etc. To meet any contingency which may result in incomplete operation of the diverter switch, adequate means shall be provided to safeguard the transformer and its ancillary equipment. The current diverting contacts shall be housed in a separate oil chamber not communicating with the oil in main tank of the transformer and the chamber shall be designed to withstand the vacuum. It shall be complete with the following:(a) A circuit breaker/contactor with thermal overload devices for controlling the AC Auxiliary supply to the OLTC motor (b) Emergency Push Button to stop OLTC operation (c) Cubicle light with door switch (d) Anti-condensation metal clad heaters to prevent condensation of moisture (e) Padlocking arrangement (or locking arrangement suitable for long term operation) for hinged door of cabinet |
| 10 | (f) All contactors relay coils and other parts shall be protected against corrosion, deterioration due to condensation, fungi etc. (g) The cabinet shall be tested at least IP 55 protection class. (xxvii) Remote tap changer control panel(RTCC) (xxviii) Automatic voltage regulator relay (AVR). It shall be supplied together with the timer and under voltage relay Note :-(i)The routine test on transformer shall be carried out at OEM premises by rep of Accepting officer along with rep of contractor before dispatch. it is the responsibility of OEM to produce Type test report / certificate conducted on the similar capacity transformer or nearest capacity by CPRI before routine test. In case of failure of production of valid type test by OEM, the transformer shall not be approved by the department. (ii) The contractor shall submit drawings of transformer along with technical parameters, requisite test reports, BOM and foundation details as per OEM recommendations for approval of Acccepting officer before placing order for procurement.OEM musthave NABL accredited LAB for testing and inhouse slitting machine and core cutting facilities and certificate to this effect issued by OEM shall be produced by Contractor submitted to AO at the time of Approval of drawings (iii) The erection, testing and commissioning of transformer shall be performed under strict supervision of representative of OEMand certificate of this effect issuid by OEM shall be produced by the Contractor to GE before payment |
| 11 | (iv)Core material shall be directly procured either from the manufacturer or through their accredited marketing organisation and not through any agent. The maximum flux density in any part of the cores and yoke at normal voltage and frequency shall be such that it should under 10% overvoltagecondition should not be more than 1.9 Tesla. The supplier shall provide saturation curve of the core material, proposed to be used. PVr of core shall be submitted by OEM to Accepting officer before routine test. Wdg shall be made with 99.9% pure electrlytic grade copper. (v) Standard Specifications and technical Parameters for Transformers and Reactors (66 kV & above voltage class) issued by power ministry shall be strictly followed. (vi) Appropriate size of foundation to accomodate transformer so that no person may step on plinth (as per recommendation of OEM) above max flood level or storm water level at site and suitable capacity of soak pit as per IS10028, to containtransformer oil due to leakage and drains will be provided. However, these items shall be measured & paid seperately and unit rate of transformer does not includ cost factors of foundation & soak pit. (vii) RTCC and AVR panel shall be suitable for automatic voltage regulation with master follower scheme with Tap position indicator as per tap indication in OLTC mechanism. RTCC shall also be provided with control gear in respect of ON/OFF indication auto and mannual control switch AC supply on and tap changer in progress indication lamp , tap stuck indication and alarm complete. |
| 12 | Supply, install ,testing and commissioningoutdoor type, Current transformer, single phase, 72.5KV, short time current 31.5KA for 3 sec, oil cooled, hermetically sealed, wound primary type, 2 core, live tank type ,current ratio 100-50/1-1A, Insulation level 72.5/140/325KVAp Core-I -VA-15, Class 0.2, Core-II-VA-15, Class 5P10 Applicable standard:IS:2705/1992 Note :- (i) The contractor shall submit drawings of Current transformer along with technical parameters, valid Type test reports and foundation details as per OEM recommendations for approval of Acccepting officer before placing order for procurement. (v) Cost of foundation (as per recommendation of OEM) above max flood level or storm water level at site is deemed to be included in quoted rates. |
| 13 | Supply, fabricating and erecting in position hot dip galvanised steel structure gantries bus bars, tower for 3 feeder bays 66 KVand for mounting channels isolator gang operated air break switch, lightning arrestors,CTs etc at suitable height to match with existing height and allowing minimum safe distance /height as per Indian Electricity Act/PSEB/IS fabricatedout of MS channels angles rolled steel joists MS flats bolts, nuts, washers and painting complete structures including coating of primer etc complete all as specified and as directed Note : (i) The cost of excavation , returing filling removal , PCC /RCC in foundation as per the recommedation of the manufacture for respective item is deemed to be included in qioted rates. (ii) The approval of general layout of Sub stn yard shall be Approvedby AO before execution(iii) The contractor shall submit design drawings of various towers/ ganteriesfor mounting above mentioned switch gears and their foundation drawings shall be got Approvedby CWE(A/F) Chandigarh before placing order for procurement of material. (iv)Cost of foundation (as per recommendation of OEM) above max flood level or storm water level at site is deemed to be included in quoted rates. |
| 14 | Supplying, installation, testing and commissioning ofINDOOR TYPE control and relay panelfor the protection and operational working of out door 66KV/11KV , 3MVA transformer and 66 KV feeder all as directed and specified by E-in-Charge . It must be manufactured by OEM of transformer or its authorised system integrator (having type test report), made up of 2mm thick MS sheet, consisting of separate vertical stationary front panel with equipment mounted thereon & having wiring access from the rear. Each cubical assembly shall be provided with double leaf doors as rear having handles with built in locking facility the height of the panel shall not be more than 2250 mm .The control & relay board shall be on panel at front. It is responsibility of the bidder to ensure that the equipment specififcation and unspecified complimentary equipment required for completeness of protection & control schemes be properly accommodated in the panels, test of relays shall be carried out based in general guide lines specified in CIGRE committee for all relays. It shall consists of following items |
| 15 | (a) 16 points solid state annunciator with electric hooter suitable for 110V DC(b) Auxillary plug in type relays with change over contacts , high speed trip relay , MCBs, Electric hooter 110v DC, Digital multi function meter to show three phase current and voltage, power factor, frequency, three phase energy with SCADA compatable, LED indicator lamps and with standard parameters.(c) Test terminal block(d) Control switch for CB type: spring return with LMD pistol grip handle 3 position, 10 ways(e) Numerical relay as IEC 61850 with following features:- Two winding differential , overload Protection with 3 Nos O/C elements with setting range (50-200%)of 1A, E/F protection with setting range (10-40%) of 1 A, REF protection, over flux protection over volatge and under voltage protection tripping logic disturbance recorder,LBB (Break failure protection) (f) Trip circuit supervision relay, DC supply supervision relay, trip lockout relay, high speed Master trip relay(g) illumination lampwith ON/OFF with door switch(h) Space heater with thermostat and toggle switch(j) Earth bus and terminal blocks |
| 16 | (k) Three pin 15A socket with ON/OFF switch all as specified and directedNOTE:(i) Any item specifically not mentioned but requred technically for proper functioning is deemed to be included in quoted rates(ii) Technical SLD Drg of control and relay panel incld type test report of similar panel shall be submitted to AO for approval before procurement. (iii) All relay settings and testing shall be carried out by auth rep of OEM at site to entire satisfaction of E-in-Charge(iv)Panel painting shall be done by the modern process of painting. All unfurnished surface of the steel panel and frame work shall be sand blasted or suitably cured to remove rust, scale, foreign adhering matter or grease. A suitable rust resisting primershall be applied on the interior and exterior surface of steel, which shall be followed by application of an undercoat suitable to serve as base and binder forth finishing coat. Surface treatment by seven tank process, Paint type Powder coated. Pure polyester base grade A structure finish. Paint shade RAL 7032 for external & internal surface. Paint thickness Minimum 80 microns |
| 17 | Supply , installation, testing over head bus bar /jumpers at receiveing station for 66 KV comprising of 3 feeder bays inclusive of ACSR conductor of suitable size (ZEBRA) comprising of tee clamps or any type of clamps and accessories all as directed by Engineer in charge. |
| 18 | Material and labour for String insulator 66KV porcelain type complete all as specified |
| 19 | Supplying, installation, testing and commissioning of 11 KV, 1250 Amps, HT vacuum circuit breaker indoor panel for incomer conforming to IEC 62271-200, Isc = 25 KA for 3 Sec, front accessed comprising of Indoor Vacuum Circuit Breaker all as specified and directed . Enclosed panel shall consisits of following :- (a) 1250 A continuous rated electrolytic copper bus bar, droppers and bus bars should be insulated with full system PVC heat shrinkable voltage sleeves(b) Trolly mounted horizontal racking in rack out and horizontal isolation, vacuum circuit breaker as per IEC 62271-100 so that the breaker rack in /out is done in a smooth manner. Vacuum circuit breaker should have vacuum bottles of the same manufacturer as of circuit breaker and should be type tested for 100 full short circuit operations. (c) Motorized spring charging mechanism with integral spring charging handle for manual spring charge. (d) Panel speration with every department like VCB, Metering , Cable Chamber & Bus Bar Chamber (e) Cast resin Current Transformer (C.T) in each phase, two core, 600-300/1-1A-1A, core 1: class 0.5, 10 VA, Core 2: 5P10, 10 VA with metering and protection core including necessary control wiring. |
| 20 | (f) Cast resin dry draw out type three phase Potential Transformer (P.T) conforming to IEC 60186, 11KV/ v3 /110V/v3 / 110V/v3 , Core I : CL 3P,Core II : Cl 0.5, 50 VA, OVF 1.9 for 30 Sec. for metering & protection backed by HT fuse at primary end & LT MCB"s at the secondary end of PT. (g) Accessories like local remote switch, breaker control switch (T-N-C), space heater with thermostat, DC & AC control circuit through MCB, LED indicating lamps for RYB, spring charge, DC supply healthy, breaker ON/OFF, breaker in SERVICE/TEST.(h) Digital multi function meter with RS 485 Port(j) Separate master trip Relay and anti pumping relay. (k) Comprehensive numerical protecting relay of OEM should have built-in interagted mimic compatible with IEC 61850 for non directional O/C, E/F, U/V, O/V protection type having following additional facilities :- (i) Trip ckt supervision. (ii) Distribution recorder. (iii) Event log with date and time. (iv) Conformal coating for harsh environment. |
| 21 | (v) Suitable to operate on 24 volts DC for auxiliary and control supply. (l) Panel should also have additional facilities :- (i) Fully internal arc type tested (25 KA for 1 Sec) as per latest IEC 62271-200.(ii) Manual closing tripping of CB with compartment door closed.(iii) The panel shall be provided with power pack battery back up for not less than 10 minutes. (iv) The Height of the HT section should atleast be of 1400mm for human safety during the internal arc creation. Note : (i) The panel shall be SCADA Compatible system. Make of VCB , Panel, Meters and relays should preferably be of same for better SCADA compatibility. (ii) The routine test on VCB shall be carried out at OEM premises by rep of Accepting officer along with rep of contractor before dispatch. (iii) The drg of VCB along with technical parameters andValid type test report shall be submitted to Accepting officer(AO) for Approval before procurement. |
| 22 | BUS COUPLER - Supplying, installation, testing and commissioning of 11 KV, 1250 Amps, HT vacuum circuit breaker indoor panel for incomer conforming to IEC 62271-200, 25 KA for 3 Sec, front accessed comprising of Indoor Vacuum Circuit Breaker all as specified and directed . Enclosed panel shall consisits of following :- (a) 1250 A continuous rated electrolytic copper bus bar, droppers and bus bars should be insulated with full system voltage sleeves (b) Trolly mounted horizontal racking in rack out and horizontal isolation, vacuum circuit breaker as per IEC 62271-200 so that the breaker rack in /out is done in a smooth manner. (c) Vacuum circuit breaker should have vacuum bottles of the same manufacturer as of circuit breaker and should be type tested for 100 full short circuit operations. (d) Motorized spring charging mechanism with integral spring charging handle for manual spring charge. (e) Panel speration with every department like VCB, Metering , Cable Chamber & Bus Bar Chamber Note: (i)The routine test on VCB shall be carried out at OEM premises by rep of Accepting officer along with rep of contractor before dispatch. (ii) The drg of VCB along with technical parameters , electrical and mechanical interlocking system, valid type test reportshall be got approved by Acccepting officer before procurement. |
| 23 | Material and labour for shifting/refixing/ disconnecting ofHT XLPE cables and busbar of existing 03 Nos. of 11 KV VCB"s panel including re-connecting of existing HT XLPE 11 KV cables, bus bar (including addition/Altn to existing bus bar) after carrying out necessary modification. Two Nos new VCB panel ie 1 No. as incoming to newly proposed power transformer of 3 MVA and one as 11 KV bus coupler is required to be inserted in existing configuration such that 11 KV bus coupler will be at the middle and 1 No incoming VCB and 2 Nos outgoing VCB"s on either side of new bus coupler, including making necessary connections of bus bar to make the system functional as per Drg. Note:-(a) Bidder must visit site before quoting to access quantum of scope involved in the job. (b) Any MISC minor item required for making modified system functional is deemed to included in rates. |
| 24 | Supply, installation and commissioning 72.5KV outdoor type Potential transformer, hermetically sealed, oil/SF6 cooled, single phase, single pole insulated, electro magnetic type, voltage transformer with insulators having creepage distance of 25mm /KV ie. 1813mm (Min) with following technical details:- (a) Ratio 66KV/110V/110V 3 3 3 (b) Rated burden : WINDING IWINDING II 200V200V(c) Accuracy class : 0.2 3P (d) Votage factor : Cont and 1.5 for 30 sec(e) Frequency : 50 Hz (f) System condition : 66K, effectively earthed system(g) Insulation level : 72.5/140/325KV (h) Applicable standard : IS:3156/1992 Note :- Foundation for fixation of CT shall be done as per manufacturer recommendation and the rate quoted shall demed to be included for the same. |
| 25 | Supply, laying and connecting up copper strandard control cable in ducts from 66 KV yard to Panel room, size 2.5qmm 16 Core as per the manufacurer design complete all as specified as directed to comply the site requirements. Note:- (i) Control cable shall be supported with aluminum spacers and saddles in the ducts. (ii) Termination and ferruling shall be done as per approved wiring scheme. (iii) Identification tags shall be provided in the starting and finishingend of the cable at an interval of 5 meter through out the cable length. (iv) Suitable copper thimbles and lugs are to be provided for marking the connection to the terminals.(v). Cost of these provision shall be inciusive in unit rate. |
| 26 | All as per item 13 No above but of size 4 Sqmm 12 core |
| 27 | All as per item No 13 above but of size 2.5 Sqmm 4 core |
| 28 | Earthing complete with copper earth plate electrode 60cm×60 cm×3.15mm thick electrode buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less"than 1.5 metres below normal ground level, connected to 20×3mm copper strip as earthing lead, by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No. 3 connected to earthing test point all as specified or indicated including testing on completion |
| 29 | Earthing complete with galvanised earth plate electrode 60cm×60 cm×6mm thick electrode buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less"than 1.5 metres below normal ground level, connected to 32×6 mm GI strip as earthing lead, by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No. 3 connected to earthing test point all as specified or indicated including testing on completion(For indoor panels ) |
| 30 | Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 20x3mm copper strip |
| 31 | S&F 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 66KV, 25x20cm size |
| 32 | Supply, laying & testing HT cable XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty)with stranded aluminium conductor, 11000 volts grade (earthed), of size 3 core 185 sq mm. |
| 33 | Supply, laying and testing LT cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 10.0 sq mm 4 core |
| 34 | M&L for cable jointing kit for 11 KV (Earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 185 sqmm all as directed. |
| 35 | Excavation in trenches, not exceeding 1.5m wide and not exceeding 1.5m in depth for laying of cables and getting out in soft/loose soil complete all as specified and directed. |
| 36 | Returning filling in layers including leveling watering and well ramming in layers not exc. 25 cm thick complete all as specified and directed. |
| 37 | Removing surplus soil to a distance not exc. 50m and depositing where directed at a level n. exc. 1.5m above the starting point complete all as specified and directed. |
| 38 | Material and labour for sand cushioning with a layer of sand 8 cm thick before laying of cable and 15 cm thick (punned down to 10 cm thick) after laying of cable in trenches/ducts complete all as specified. Note: Punned down thicknes(overall 18 cm) shall be considered for measurement and payment. |
| 39 | Supply and laying reinforced precast factory made concrete cable cover,class LV,Type 2, flat,size 250x150x40mmlaid in trenches for cable protection allas specified and as directed. |
| 40 | Material & Labour for galvanised iron tubes 80 mm bore, light grade for protection of cable with & including all fittings fixed to wall, pole or laid in road/floors etc complete all as specified and directed. |
| 41 | Supply fixing , testing outdoor type bus bar trunking system with copper bus bar three phase and earth mounted on suitable insulatorfor 11 KV voltage enclosed in adapter from transformer to 11 KV panel bus duct made out of 3mm thicks FRPof suitable cross section as enclosure with copper bus bar of 1250 Amps capacity 3 Phase and earthing strip suly supported on DMC/FRP insulators including FRP seperators between phases, provision of suitable supports out side and also from roof for indoor portion of the bus ductand connection with flexible laminated copper strips of same capacity at both transformer and HT panel complete all as directed. |
| 42 | Material and labour for 7/8 SWG GI shield wire complete all as specified |
| 43 | Supply and fixing of High intensity HIP reflective, outdoor, sign board made from hardened plastic aluminium combined sheet 2mm thick, two sheets placed back to back aluminium prop reveted to stainless steel square pipe 40mm x 40 mm of 16 gauge frame of size 1600 x 900mm with not more than 50 letters (alphabets) & MES LOGO. Frame shall be supported with 25mm and 50mm round 2.7 mtr long (2 Nos) stainless steel dome place. All stainless steel parts polished on plastic aluminium combined sheet, HIP blue reflective sheet shall be pasted on both side and with white fluorescent computer cut tape minimum 11 Cm height to be pasted on sigh board and border of white HIP sheet shall be passted and including PCC for foundation all as specified and derected. |
| 44 | S&F Cable duct cover made of Aluminium chequered plate 4mm thick of width 45 cm(approx) including providing and fixing of side TEE steel strip / TEE with angle iron supports as required in ducts for making cable racks as per site reqirement complete all as specified and as directed.Note :- RCC duct shall be measured seperately in respective items. |
| 45 | M & L (spreading) graded stone aggregate (black trap) 63 mm complete all as directed |
| 46 | Supply and place polythene film, 150micron thick placed before under graded stone all as directed. |
| 47 | Supply and fixing LED flood light 70 watt 230 V AC outdoor type with thermal management in multiple optics and equipped with IP66 protection with impactand corrosion resistant includingfixing arrengement as GI backtes, bolts, nuts and service cable etc, complete all as specified and directed. |
| 48 | Supply and fixingLED Post Top lantern 40Wlong life aesthetically designed with symmetrical light distribution, spun aluminium landscape luminaire with high power LEDs as light source, IP65 including fixing arrangements , bolts, nuts and service cable etc, complete all as specified and directed. |
| 49 | Material and labour Rubber mat for substation 2.5mm thick as per IS Codes complete all as specified and directed. |
| 50 | Material and labour , plain cement concrete (1:3:6) type C-2 using 40mm graded crushing stone aggregate for foundation of poles, panels etc, complete all as specified and directed |
| 51 | Material and Labour , plain cement concrete (1:2:4) type B-1 using 20mm graded crushed stone aggregate for coping/muff of Existing/New poles , plith blocks of HT/LT poles, in front of out door panel boards etc, including use & waste necessary form work and fair finishing the exposed surfaces even and smooth with out using extra cement, complete all as specified and directed. |
| 52 | Material & labour for construction of transformer foundation cum oil chamber of size as recommended by OEM for 66/11 KV , 3 MVA power transformer and RCC cable duct as directedincluding excavation in soft/loose soil, removal of excavation surplus soil, necessary RCC work with M25 , PCC work,formwork, rafts, footings, foundation beam , plith beams, including fixing of rails all as directed. The under mentioneditems shall be measured and paid sepapartely with rspect to this item :- |
| 53 | M&L PCC 1:4:8 type C-2 (using 40mm graded agg) as in foundation filling and massconcrete in etc complete all as specifiedand directed |
| 54 | Rreinforced cement concrete type B1 1:1.5:3 (20mm graded agg) foundations, including rafts, footings, foundation beams, plinth beams, bases for columns etc basement slabs under-reamed piles and mass concrete etc complete all as specified and directed. |
| 55 | Reinforced cement concrete type B1 1:1.5:3 (20mm graded agg) walls, retaining walls, basement walls, ballast walls, duct wall and the like any thickness, above top of footings, including attached pilasters and buttresses etc complete all as specified and as directed. |
| 56 | Formwork to sides of concrete foundations, rough finsihed surfaces of flat concrete, footings, bases of colums , raft and raft beams sides and soffits (if any) of foundation and plinth beams, and similar work, vertical or to batter etc complete all as specified and directed. |
| 57 | Forwork to faces of walls, rough finished surfaces of flat concrete, retaining walls, abutments, parapets, duct wall, staircase railings and similar work including attached pillasters, buttresses, etc, vertical or tobatter etc complete all as specified and directed. |
| 58 | Rolled sections as in main and cross beams, hip and jack rafters, purlins where connected to commn rafters and running rails and guides for sliding doors, fixed with angle cleats of other connecting plates , Fe 410-W (Gde-E-250) quality-A etc complete all as spd and directed. |
| 59 | Mild steel TMT bars 10mm dia and over, cut to length, bent to shape reqd, inclcranking , bending spirally for hooping for columns, hooling ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips. |
| 60 | Mild steel anchoring bolts (machine made) with screwed on end with hexagonal or square nuts and washer other end 8-10 mm dia of neck and exc 5 cm long but n exc 10 cm long complete all as specified. |
| 61 | Supply only fine aggregates as in filling, complete all as specified and directed. |
| 62 | Note applicable for all items :- The relevent IS Codes referred to above items and/or specified elswhere shall be considerd with latest amendment / revised/ updated version as on date of bid closing end date. |
Copyright © 2024 · All Rights Reserved. Terms of Usage | Privacy Policy
For Tender Information Services Visit : TenderDetail
