Military Engineer Services-MES has published Tender For Special Repair Or Replacement Of Lt Feeder Pillar Box, Bus Bar Chamber And Allied Works At Af Station Laitkor Peak Under Ge (I) (Af) Shillong. Submission Date for this Tender is 18-03-2024. Feeder Pillar Tenders in shillong Meghalaya. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 20-Feb-2024 | SPECIAL REPAIR OR REPLACEMENT OF LT FEEDER PILLAR BOX, BUS BAR CHAMBER AND ALLIED WORKS AT AF STATION LAITKOR PEAK UNDER GE (I) (AF) SHILLONG | BOQ | 07-03-2024 |
| 2 | 07-Mar-2024 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 14-03-2024 |
| 3 | 11-Mar-2024 | SPECIAL REPAIR OR REPLACEMENT OF LT FEEDER PILLAR BOX, BUS BAR CHAMBER AND ALLIED WORKS AT AF STATION LAITKOR PEAK UNDER GE (I) (AF) SHILLONG | Date | 18-03-2024 |
| 4 | 11-Mar-2024 | SPECIAL REPAIR OR REPLACEMENT OF LT FEEDER PILLAR BOX, BUS BAR CHAMBER AND ALLIED WORKS AT AF STATION LAITKOR PEAK UNDER GE (I) (AF) SHILLONG | Other | 18-03-2024 |
| Sl. No. | Item Description |
| 1 | Taking out existing unserviceable LT cable as directed by Engineer-In-Charge. |
| 2 | Material and labour for excavating in trenches not exc 1.50 mtr wide and not exc 1.50 mtr in depth for taking out/laying of under ground cable, pole or stay and getting out in soft/loose soil, complete all as specified and as directed. |
| 3 | Material and labour for brick protection for UG XLPE cable with burnt clay old size sub class "B" bricks laid dry and flat abutting each other with gaps between adjacent brick not more than 10mm and width equal to length of brick in trenches across the cable complete all as directed by Engineer-In-Charge. Make: Best quality locally available which is duly approved by GE. |
| 4 | Supply and filling for dry sand in cable protection trenches before and after the cables are laid, for sand cushioning to cables complete all as specified and directed. NOTE : thickness after punning of sand shall be (minimum as specified in SSR) measured and paid in this item. |
| 5 | Removing excavated materials (soils) not exc 50.00mtr and depositing where directed at a level not exc 1.50 mtr above the starting point in soil, complete all as specified and as directed. |
| 6 | Returning filling in soft/loose soil, including, spreading, levelling, watering and well ramming in layers not exc. 25 cm complete all as specified and directed. NOTE : The top of filled trench shall be made proud by using the excavated soil to cater for subsequent settlement of soil. |
| 7 | Supply and laying, connecting, testing, commissioning LT UG cable XLPE Insulated,armoured,electric powercables (heavy duty) 1100 Volts grade conforming to IS 7098 withaluminium conductor multi-strand of cross-sectional area 35 Sqmm 3.50 Core laid in trenches / ducts/ inside protection pipe including cable glands, lugs and suitable size of MS saddle clips etc. also taking out existing unserviceable UG cables all as directed by Engr-In-Charge. Make: Polycab(ISI Marked)/ Finolex(ISI Marked)/ Havells (ISI Marked)/ KEI (ISI Marked)/ Gloster (ISI Marked) Note:-(a) Excavation, sand cushioning, bricks shall be measured and paid separately |
| 8 | Supply and laying, connecting, testing, commissioning LT UG cable XLPE Insulated,armoured,electric powercables (heavy duty) 1100 Volts grade conforming to IS 7098 withaluminium conductor multi-strand of cross-sectional area 50 Sqmm 3.50 Core laid in trenches / ducts/ inside protection pipe including cable glands, lugs and suitable size of MS saddle clips etc. also taking out existing unserviceable UG cables all as directed by Engr-In-Charge. Make: Polycab(ISI Marked)/ Finolex(ISI Marked)/ Havells (ISI Marked)/ KEI (ISI Marked)/ Gloster (ISI Marked) Note:-(a) Excavation, sand cushioning, bricks shall be measured and paid separately |
| 9 | Supply and laying, connecting, testing, commissioning LT UG cable XLPE Insulated,armoured,electric powercables (heavy duty) 1100 Volts grade conforming to IS 7098 withaluminium conductor multi-strand of cross-sectional area 70 Sqmm 3.5 Core laid in trenches / ducts/ inside protection pipe including cable glands, lugs and suitable size of MS saddle clips etc. also taking out existing unserviceable UG cables all as directed by Engr-In-Charge. Make: Polycab(ISI Marked)/ Finolex(ISI Marked)/ Havells (ISI Marked)/ KEI (ISI Marked)/ Gloster (ISI Marked) Note:-(a) Excavation, sand cushioning, bricks shall be measured and paid separately |
| 10 | Supply and laying, connecting, testing, commissioning LT UG cable XLPE Insulated,armoured,electric powercables (heavy duty) 1100 Volts grade conforming to IS 7098 withaluminium conductor multi-strand of cross-sectional area 95 Sqmm 3.5 Core laid in trenches / ducts/ inside protection pipe including cable glands, lugs and suitable size of MS saddle clips etc. also taking out existing unserviceable UG cables all as directed by Engr-In-Charge. Make: Polycab(ISI Marked)/ Finolex(ISI Marked)/ Havells (ISI Marked)/ KEI (ISI Marked)/ Gloster (ISI Marked) Note:-(a) Excavation, sand cushioning, bricks shall be measured and paid separately |
| 11 | Supply and fix cable jointing kit for 1.1 KV grade cable for end joint complete with jointing materials heat shrink type and accessories suitable for 3.5/4 core XLPE, armoured, aluminium conductor cable of size 25 to 50 sqmm, indoor/ outdoor type complete all as directed by Engineer-In-Charge. Make: M-Seal/ Cab-Seal/ Denson/3M |
| 12 | Supply and fix cable jointing kit for 1.1 KV grade cable for end joint complete with jointing materials heat shrink type and accessories suitable for 3.5/4 core XLPE, armoured, aluminium conductor cable of size 70 to 120 sqmm, indoor/ outdoor type complete all as directed by Engineer-In-Charge. Make: M-Seal/ Cab-Seal/ Denson/3M |
| 13 | Material and labour for tubes "light grade" galvanised with all fittings laid in trenches of 50 mm bore dia including taking out old unserviceable GI/ HDPE/ polythelyne flexible pipes of any description all as directed by Engineer-In-Charge. Make : Tata / Jindal Steel / Prakash/ Surya Roshni ltd Note: Excavation and earthwork shall be measured and paid separately. |
| 14 | Material and labour for tubes "light grade" galvanised with all fittings laid in trenches of 100 mm bore dia including taking out old unserviceable GI/ HDPE/ polythelyne flexible pipes of any description all as directed by Engineer-In-Charge. Make : Tata / Jindal Steel / Prakash/ Surya Roshni ltd Note: Excavation and earthwork shall be measured and paid separately. |
| 15 | Material and labour for earthing with copper earth plate electrode60 cm X 60 cm X 3.15 mm thick burried directly in ground (earth pit not less than 2.25 mtr below ground level) with top edge of the plate not less than 1.5 mtr below ground level connected to 4 mm dia GI wire protected by 50 mm bore light grade galvanised iron pipe and other end connected to test point as directed including funnel with wire mesh and watering pipe 20 mm bore medium grade galvanised iron pipe with charcoal and common salt in alternaterlayers of 15 cm thickness all around the GI plate electrode with concrete pit in PCC 1:3:6 type C-1 with cast iron frame including cast iron cover10mm thick hinged to CI frame and 8mm MS rod for handle including painting with synthetic enamel paint of approved colour and put number marked with GI plate above 45 cm from ground level as per colour code in AF station, necessary excavation and earth wok in soft/loose soil and disposal of spoil to a distance n exc 50 m and necessary testing complete all as shown in electrical plate No 3 of SSR part-I all as specified. Note: (i) The cost of GI strip and GI protection pipe upto 7.5 mtr is deemed to be included in the quoted rate. (ii) The cost of excavation, earth work are deemed to be included in the quoted rate. |
| 16 | Material and labour for earthing with copper earth plate electrode60 cm X 60 cm X 3.15 mm thick burried directly in ground (earth pit not less than 2.25 mtr below ground level) with top edge of the plate not less than 1.5 mtr below ground level connected to 32 mm x 6 mm thick galvanised strip protected by 50 mm bore light grade galvanised iron pipe and other end connected to test point as directed including funnel with wire mesh and watering pipe 20 mm bore medium grade galvanised iron pipe with charcoal and common salt in alternaterlayers of 15 cm thickness all around the GI plate electrode with concrete pit in PCC 1:3:6 type C-1 with cast iron frame including cast iron cover10mm thick hinged to CI frame and 8mm MS rod for handle including painting with synthetic enamel paint of approved colour and put number marked with GI plate above 45 cm from ground level as per colour code in AF station, necessary excavation and earth wok in soft/loose soil and disposal of spoil to a distance n exc 50 m and necessary testing complete all as shown in electrical plate No 3 of SSR part-I all as specified. Note: (i) The cost of GI strip and GI protection pipe upto 7.5 mtr is deemed to be included in the quoted rate. (ii) The cost of excavation, earth work are deemed to be included in the quoted rate. |
| 17 | Taking down existing panel/ feeder pillar box and supply, installation, testing & commissioning CPRI approved outdoor cubical type LT feeder pillar box suitable for 415V, 3 phase , 4 wire 50 Hz, AC supply system fabricated outer shell from MS sheet 3.15 mm thick and MS angle of size 50 mm x50 mm x6 mm frame front and back openable single door system lockable /openable by keys from both sides having lock system totally enclsoed dust, weather & vermin proof having and inner shell 2mm thick made of MS sheet compartmentlisedfor each control gear front openable single door system lockable/openable by keys having louvers and air vent gaskets for natural flow of Air. "U" type gasket shall be used to make the inner shell completely vermin proof and to accomodate incommer/outgoing MCCBs andTPN copper busbars of rating 1.5 times that of controlling MCCB. TPN busbar and extension link shall be insulated with color coded heat shrinkable sleeve and shall be mounted on suitable size SMCinsulator at suitable inteval throghout the length of TPN busbar.supported on SMC insulator, bottom base channel of MS section not less than 100mm x50mm x5mm thick, entire panel shall have a common aluminium earth bar of size 25mm x 5mm at the rear with 2 Nos earth stud, solid connections from main bus bar to switchgears with required size of copper bus bars. All control wiring with minimum 4.0 sqmm PVC insulated multistranded copper conductor cable, cable alleys, cable gland, plates in two halfand general construction confirming to IS:8623/93. Computer cut self adhesive vinyl danger notice plate having conventional symbol of bone & skull be provided on the busbar chamber and front of outer shell and The degree of protection of outer shell shall be IP-54 and mountedon suitable PCC foundation. A detechable pre drilled gland plate of thickness 3mm should be used at bottom shell.Provision of threaded earthing stud at bottom & lifting lugs of suitable size at top to lift the feeder pillat box safely shall be made. Indicating lamps LED type, 230volts, AC at the incomer of the unit to show three phase availability at the outgoing of incomer including tamper proof digital meter to measure voltage, current with CT & PT (Make- Secure/L&T/HPL/Schneider). An inspection lamp with 5 watt LED bulb shall be fitted on top side of inner shell. The degree of protection for inner shell shall be IP-42 & including carry the following controls :- Note: Contractor shall be submit feeder pillar box drawing before placing order and approved from GE. |
| 18 | INCOMING (a)MCCB, adjustable type thermal magnetic release type,4 poles, 415 Volts,Ics = 100% Icu, Lcu = 25 KA breaking capacity, rating 160 Amps including all fixing accessories with both ends spreader links - 01 No. Make :- Siemens / Legrand / Schneider |
| 19 | (b)LED Neon indicator lamp (RYB) with holder and fuse holder 230/250 volts,AC -01 set (set of three) Make :- ABB / Legrand / Schneider/Siemens/L&T |
| 20 | (c)Digital Ammeter of range (0-400) Amps, flush mounting type of size 100mm x 100mm (4”x4”) square dial with CT’s of ratio 100/5 and selector switch – 01 set. Make :- ABB / Legrand / Schneider/Siemens/L&T |
| 21 | (d)Digital voltmeter of range (0-500) volts, flush mounting type of size 100mm x 100mm (4”x4”) square dial with selector switch – 01 No. Make :- ABB / Legrand / Schneider/Siemens/L&T |
| 22 | (e) Copper strip busbar of rating 300 amps wrapped with PVC sleeves with maintained the colour code and provision of making holes with Copper nuts, bolts & washers for cable connections including hydrograpic insulators with nuts & bolts at both endsas per approved drawing. |
| 23 | (f) Changeover switch C-line type 250 Amps open execution type ,415 volt,50 cycles complete with operation handle. Make :- ABB / Legrand / Schneider/Siemens/L&T |
| 24 | OUTGOING (a) MCCB, adjustable type thermal magnetic release type,3 poles, 415 Volts,Ics = 100% Icu, Lcu = 25 KA breaking capacity, rating 125 Amps including all fixing accessories with both ends spreader links - 02 No. Make :- Legrand / Schneider/ Siemens |
| 25 | (b)MCCB, adjustable type thermal magnetic release type,4 poles, 415 Volts,Ics = 100% Icu, Lcu = 16 KA breaking capacity, rating 63 Amps including all fixing accessories with both ends spreader links - 02 No. Make :- Legrand / Schneider/ Siemens |
| 26 | (c)Enamelled iron danger notice plate of 1.60 mm thick mild steel sheet of size 200 mm X 150mm , white with letters , figures and conventional skull and bones in signal red and fixed with nuts and bolts on door / shutter of JB for LT -01 No. |
| 27 | (d)Spare pocket for 01 Nos MCCB. |
| 28 | Taking down existing busbar chamber and supply, installation, testing & commissioning CPRI approved outdoor cubical type busbar chamber of size 1.2 mtr x 1.5 mtr x 0.60 mtr suitable for 415V, 3 phase , 4 wire 50 Hz, AC supply system fabricated outer shell from MS sheet 3.15 mm thick and MS angle of size 50 mm x50 mm x6 mm frame front and back openable single door system lockable /openable by keys from both sides having lock system totally enclsoed dust, weather & vermin proof having and inner shell 2mm thick made of MS sheet compartmentlisedfor each control gear front openable single door system lockable/openable by keys having louvers and air vent gaskets for natural flow of Air. "U" type gasket shall be used to make the inner shell completely vermin proof and to accomodate incommer/outgoing MCCBs andTPN copper busbars of rating 1.5 times that of controlling MCCB. TPN busbar and extension link shall be insulated with color coded heat shrinkable sleeve and shall be mounted on suitable size SMCinsulator at suitable inteval throghout the length of TPN busbar.supported on SMC insulator, bottom base channel of MS section not less than 100mm x50mm x5mm thick, entire panel shall have a common aluminium earth bar of size 25mm x 5mm at the rear with 2 Nos earth stud, solid connections from main bus bar to switchgears with required size of copper bus bars. All control wiring with minimum 4.0 sqmm PVC insulated multistranded copper conductor cable, cable alleys, cable gland, plates in two halfand general construction confirming to IS:8623/93. Computer cut self adhesive vinyl danger notice plate having conventional symbol of bone & skull be provided on the busbar chamber and front of outer shell and The degree of protection of outer shell shall be IP-54 and mountedon suitable PCC foundation.:- Note: Contractor shall be submit busbar chamber drawing before placing order and approved from GE. |
| 29 | (a) Copper strip busbar of rating 250 amps wrapped with PVC sleeves with maintained the colour code and provision of making holes with Copper nuts, bolts & washers for cable connections including hydrograpic insulators with nuts & bolts at both endsas per approved drawing. |
| 30 | (b)MCCB, adjustable type thermal magnetic release type,4 poles, 415 Volts,Ics = 100% Icu, Lcu = 16 KA breaking capacity, rating 125 Amps including all fixing accessories with both ends spreader links - 01 No. Make :- Siemens / Legrand / Schneider/ ABB |
| 31 | Taking down existing busbar chamber and supply, installation, testing & commissioning CPRI approved outdoor cubical type busbar chamber of size 1.2 mtr x 1.5 mtr x 0.60 mtr suitable for 415V, 3 phase , 4 wire 50 Hz, AC supply system fabricated outer shell from MS sheet 3.15 mm thick and MS angle of size 50 mm x50 mm x6 mm frame front and back openable single door system lockable /openable by keys from both sides having lock system totally enclsoed dust, weather & vermin proof having and inner shell 2mm thick made of MS sheet compartmentlisedfor each control gear front openable single door system lockable/openable by keys having louvers and air vent gaskets for natural flow of Air. "U" type gasket shall be used to make the inner shell completely vermin proof and to accomodate incommer/outgoing MCCBs andTPN copper busbars of rating 1.5 times that of controlling MCCB. TPN busbar and extension link shall be insulated with color coded heat shrinkable sleeve and shall be mounted on suitable size SMCinsulator at suitable inteval throghout the length of TPN busbar.supported on SMC insulator, bottom base channel of MS section not less than 100mm x50mm x5mm thick, entire panel shall have a common aluminium earth bar of size 25mm x 5mm at the rear with 2 Nos earth stud, solid connections from main bus bar to switchgears with required size of copper bus bars. All control wiring with minimum 4.0 sqmm PVC insulated multistranded copper conductor cable, cable alleys, cable gland, plates in two halfand general construction confirming to IS:8623/93. Computer cut self adhesive vinyl danger notice plate having conventional symbol of bone & skull be provided on the busbar chamber and front of outer shell and The degree of protection of outer shell shall be IP-54 and mountedon suitable PCC foundation.:- Note: Contractor shall be submit busbar chamber drawing before placing order and approved from GE. |
| 32 | (a) Copper strip busbar of rating 300 amps wrapped with PVC sleeves with maintained the colour code and provision of making holes with Copper nuts, bolts & washers for cable connections including hydrograpic insulators with nuts & bolts at both endsas per approved drawing. |
| 33 | (b)MCCB, adjustable type thermal magnetic release type,4 poles, 415 Volts,Ics = 100% Icu, Lcu = 16 KA breaking capacity, rating 160 Amps including all fixing accessories with both ends spreader links - 01 No. Make :- Siemens / Legrand / Schneider/ ABB |
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