Military Engineer Services-MES has published Ca No . Ge ( I ) ( Af ) /Shl/ Of 2020-2021 Repair And Maintenance Of Various Earthings , Lightening Arrestors And Apfc Panels For Technical Buildings And In Sub Station Buildings At Af Station Liatkor Peak Under Ge ( I ) ( Af ) Shillong. Submission Date for this Tender is 26-05-2020. Lightning Arrester Tenders in SHILLONG LAITKOR PEAK Meghalaya. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 09-May-2020 | REVISION OF BOQ WITH AMENDMENTS TO TENDER DOCUMENTS | BOQ | 19-05-2020 |
| 2 | 19-May-2020 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 26-05-2020 |
| Name of Work: REPAIR AND MAINTENANCE OF VARIOUS EARTHINGS, LIGHTENING ARRESTORS AND APFC PANELS FOR TECHNICAL BUILDINGS AND IN SUB STATION BUILDINGS AT AF STATION LIATKOR PEAK UNDER GE (I) (AF) SHILLONG | |||||
|---|---|---|---|---|---|
| Sl. No. | Item Description | Item Code / Make | Quantity | Units | |
| 1 | 1 | Excavation in trenches in soft / loose soil, not exc 1.5 m wide and n. exc 1.5 m depth or n exc 10 Sqm on plan & getting out, for laying of cables, foundations of poles, struts, stays etc. and getting out including triming and forming bottom surface complete, all as directed. | 135 | Cubic \nMetre | |
| 2 | 2 | Excavation in trenches in soft / loose soil, not exc 1.5 m wide and exc 1.5 m & n. exc 3.0m depth or n exc 10 Sqm on plan & getting out, for laying of cables, foundations of poles, struts, stays etc. and getting out including triming and forming bottom surface complete, all as directed. | 42.5 | Cubic \nMetre | |
| 3 | 3 | Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cms thick in soft / loose soil back in trenches after cables have been laid and tested, poles, stays , struts have been erected and tested complete all as directed.\n | 161 | Cubic \nMetre | |
| 4 | 4 | Removing excavated materials to a distance not exc 50m and depositing where directed at a level not exc 1.5 m above the starting point in soils complete all as directed.\n | 16.5 | Cubic \nMetre | |
| 5 | 5 | Taking out old unserviceable 20mm bore GI watering pipe of earthing and S & F 20mm bore Galvanised steel tubing medium grade as watering pipe of earthing etc conforming to IS-1239 complete all as directed. | 25 | Running Metre | |
| 6 | 6 | M & L for earthing complete with Copper earth plate 60 cm X 60 cm X 3.15 mm thick buried vertically in ground to depth not less than 2.25 metres deep below ground level, with top edge of earth plate not less than 1.5 m below ground level, connected to copper earth strip of size 20mmx3mm by means of bolts, nuts, check nuts and washers of galvanized iron or steel besides welding at all joints as shown in drawing and including excavation and earth work, GI pipe light grade 40mm bore for protection of earth wire and connected to continous earth lead on pole/test point, supplying and laying charcoal dust common salt PCC 1:2:4 type B1, chamber and MS angle iron frame 40x40x3mm and RCC cover 40mm thick (1:2:4) type B1 using 20mm graded stone aggregate reinforced with 6mm dia round bars @ 75mm C/C both ways with MS handle 12mm dia, PGI/CI funnel and wire mesh, 20mm dia GI pipe medium grade for watering all as shown in electrical plate No 5 on srl page No 497 of SSR Part I (2009) drawing and connection to earth test point including testing and including dismantling and taking out old earthing complete all as specified and directed.\nNote : (i) The cost of earth lead /strip and GI pipe for protection of earth lead/strip upto 7.5m is included in the quoted rate. \n(ii) The cost of excavation, earth work is included in the quoted rate. | 15 | EACH\nSET | |
| 7 | 7 | M & L for earthing complete with galvanized steel earth plate 60 cm X 60 cm X 6 mm thick buried vertically in ground to depth not less than 2.25 metres deep below ground level, with top edge of earth plate not less than 1.5 m below ground level, connected to aluminium earth strip 25x3mm earth lead by means of bolts, nuts, check nuts and washers of galvanized iron or steel besides welding at all joints as shown in drawing and including excavation and earth work, GI pipe light grade 40mm bore for protection of earth wire and connected to continous earth lead on pole/test point, supplying and laying charcoal dust common salt PCC 1:2:4 type B1, chamber and MS angle iron frame 40x40x3mm and RCC cover 40mm thick (1:2:4) type B1 using 20mm graded stone aggregate reinforced with 6mm dia round bars @ 75mm C/C both ways with MS handle 12mm dia, PGI/CI funnel and wire mesh, 20mm dia GI pipe medium grade for watering all as shown in electrical plate No 5 on srl page No 497 of SSR Part I (2009) drawing and connection to earth test point including testing and including dismantling and taking out old earthing complete all as specified and directed.\nNote : (i) The cost of earth lead /strip and GI pipe for protection of earth lead/strip upto 7.5m is included in the quoted rate. \n(ii) The cost of excavation, earth work is included in the quoted rate. | 15 | EACH\nJOB | |
| 8 | 8 | M & L for earthing complete with galvanized steel earth plate 60 cm X 60 cm X 6 mm thick buried vertically in ground to depth not less than 2.25 metres deep below ground level, with top edge of earth plate not less than 1.5 m below ground level, connected to galvanized earth lead wire 4.00mm dia by means of bolts, nuts, check nuts and washers of galvanized iron or steel besides welding at all joints as shown in drawing and including excavation and earth work, GI pipe light grade 15mm bore for protection of earth wire and connected to continous earth lead on pole/test point, supplying and laying charcoal dust common salt PCC 1:2:4 type B1, chamber and MS angle iron frame 40x40x3mm and RCC cover 40mm thick (1:2:4) type B1 using 20mm graded stone aggregate reinforced with 6mm dia round bars @ 75mm C/C both ways with MS handle 12mm dia, PGI/CI funnel and wire mesh, 20mm dia GI pipe medium grade for watering all as shown in electrical plate No 5 on srl page No 497 of SSR Part I (2009) drawing and connection to earth test point including testing and including dismantling and taking out old earthing complete all as specified and directed.\nNote : (i) The cost of earth lead /strip and GI pipe for protection of earth lead/strip upto 7.5m is included in the quoted rate. \n(ii) The cost of excavation, earth work is included in the quoted rate. | 15 | EACH\nJOB | |
| 9 | 9 | Taking out old unserviceable copper earth strip and M & L for Earth continuity conductor of 20x3mm copper strip 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, complete all as directed. | 125 | RUNNING METRE | |
| 10 | 10 | Taking out old unserviceable aluminium earth strip and M & L for Earth continuity conductor of 25x3mm aluminium earth strip 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, complete all as directed. | 20 | RUNNING METRE | |
| 11 | 11 | Taking out old unserviceable galvanised iron earth strip and M & L for Earth continuity conductor of 32x6mm galvanised iron earth strip 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, complete all as directed. | 30 | RUNNING METRE | |
| 12 | 12 | M & L for brazing/gas welding fo existing copper earthing strip joints by removing nuts and bolts complete all as directed. | 70 | EACH \nJOB | |
| 13 | 13 | M & L for making holes in brick/stone/PCC block wall masonry in bldgs for passing of earthing strip including making good to match existing surface complete all as directed. | 15 | EACH \nJOB | |
| 14 | 14 | Taking out old unserviceable LDPE pipes and Supply and fixing low density polythelene pipes (LDPE) 40mm dia for insulation of earth strip from building at entry points complete all as directed. | 12 | RUNNING METRE | |
| 15 | 15 | Supply and pouring in earthpit water solution made with common commercial salt around the earth electrode complete all as directed. | 10 | QUINTAL | |
| 16 | 16 | Supply and filling in existing earthpits by charcoal dust/Breeze around the earth electrode complete all as directed. | 5 | QUINTAL | |
| 17 | 17 | Supply and filling in existing earthpits by magnesium sulphate powder around the earth electrode complete all as directed.\n\n(Note FOR ITEM Nos 15.00 to 17.00 : Excavation & earth work required for these items shall be measured & paid separately under respective items of this Schedule). | 1000 | KILOGRAM | |
| 18 | 18 | Taking out old unserviceable porcelain ceramic insulator and Supply and fixing white porcelain ceramic insulator with nut, bolt and washers for fixing earthing strip on wall/ceiling/roof all as directed. | 200 | EACH | |
| 19 | 19 | Demolition of existing cement concrete earth pit chamber including RCC earth pit covers and constructing new earth pit chamber in PCC 1:2:4 type B-1 and RCC earth pit cover 50mm thick (1:2:4) type B1 using 20mm graded stone aggregate reinforced with 6mm dia round bars @ 75mm C/C both ways and edges of cover continuously protected with MS angle iron frame 40x40x3mm including provision of MS handle 12mm dia, PGI /CI funnel and wire mesh connected to watering pipe all as shown in electrical plate No 3 on srl page No 497 of SSR Part I (2009) complete all as specified and directed.\nNote : (i) Cost of formwork for earth pit chamber and cover, reinforcement of cover & PGI /CI funnel and wire mesh shall be deemed included in the quoted rate.\n(ii) Net volume of concrete shall only be measured and paid. | 3.5 | Cubic \nMetre | |
| 20 | 20 | S & F in repairs Air termination, single pointed, aluminium rod 12mm dia and 300mm long complete all as specified and directed. | 25 | EACH | |
| 21 | 21 | S & F in repairs Air termination, single pointed, copper rod 12mm dia and 300mm long complete all as specified and directed. | 40 | EACH | |
| 22 | 22 | S & F in repairs Test point terminal block made of gun metal or phosphorus bronze size 75x75x25mm drilled and screwed including 3 nos. 8mm dia 25mm long hex. head screw complete all as specified and directed. | 35 | EACH | |
| 23 | 23 | Taking down all parts of APFC Panels any capacity including existing wiring and M & L for preparation of old existing door, inner & outer steel or iron surfaces of APFC Panels in position including removal of disintegrated and deteriorated paint by scrapping out with wire brush or iron scrubber, applying a coat of red oxide primer and one under coat, one finish coat of synthetic enamel paint with spray gun machine for smooth finish including writing letter and complete re-assembling of APFC Panels any capacity by refixing the old serviceable parts/new parts with complete rewiring of APFC Panels with 1.5/2.5/6 sqmm (as per existing size) Heat Resistant Flame Retardant HRFR PVC Insulated Industrial Cables multistranded copper conductor cable PVC insulated and unsheathed 1100 volts grade conforming to IS-694 with appropriate sleeves, copper lugs pin/ring type as required including marking Nos, spiral PVC conduit, PVC clamps, proper alingnment of wires and testing after re-assembling the APFC Panels complete all as specified and directed. \nNotes : (a) Cost of labour for replacement of new spares/component shall be deemed to be included in quoted rates.\n(b) New spare parts/components shall be measured and paid as Supply only under respective items of BOQ here-in-after.\n(Note : Spares required for repairs shall be measured and paid as Supply only under respective items here-in-after.) | 8 | EACH JOB | |
| 24 | 24 | Supply only following spares/components in APFC Panels any capacity :- | |||
| 25 | 24.01 | Flush mount digital Ammeter 0-200 Amps (size 96mm x 96mm) complete all as specified and as directed.\n | 4 | EACH | |
| 26 | 24.02 | Flush mount digital voltmeter 0-500 Volts (size 96 mm x 96 mm) complete all as specified and as directed. \n | 4 | EACH | |
| 27 | 24.03 | MCB TP 6 to 32 Amps, 415 volts, C-curve, rupturing capacity 10KA conforming to IEC-60898, Part-I complete all as specified and as directed. | 10 | EACH | |
| 28 | 24.04 | MCB TP 63 Amps, 415 volts, C-curve, rupturing capacity 10KA conforming to IEC-60898, Part-I complete all as specified and as directed. \n | 4 | EACH | |
| 29 | 24.05 | APFC relay 12 Steps suitable for 440 Volts, AC supply complete all as specified and as directed. \n | 1 | EACH | |
| 30 | 24.06 | APFC relay 8 Steps suitable for 440 Volts, AC supply complete all as specified and as directed. \n | 1 | EACH | |
| 31 | 24.07 | MPP standard duty capacitor cylinderical 25 KVAR, 3 phase, 440 Volts, 50 Hz with rectangular/circular steel container complete all as specified and as directed. | 6 | EACH | |
| 32 | 24.08 | MPP standard duty capacitor cylinderical 20 KVAR, 3 phase, 440 Volts, 50 Hz with rectangular/circular steel container complete all as specified and as directed. | 4 | EACH | |
| 33 | 24.09 | MPP standard duty capacitor cylinderical 15 KVAR, 3 phase, 440 Volts, 50 Hz with rectangular/circular steel container complete all as specified and as directed. | 4 | EACH | |
| 34 | 24.1 | MPP standard duty capacitor cylinderical 12.5 KVAR, 3 phase, 440 Volts, 50 Hz with rectangular/circular steel container complete all as specified and as directed. | 4 | EACH | |
| 35 | 24.11 | MPP standard duty capacitor cylinderical 7.50 KVAR, 3 phase, 440 Volts, 50 Hz with rectangular/circular steel container complete all as specified and as directed. | 4 | EACH | |
| 36 | 24.12 | MPP standard duty capacitor cylinderical 5 KVAR, 3 phase, 440 Volts, 50 Hz with rectangular/circular steel container complete all as specified and as directed. | 4 | EACH | |
| 37 | 24.13 | Capacitor duty contactor 440 Volts, 3 phase, 50 Hz with built-in auxillary contacts 1NO for 25 KVAR rating complete all as specified and as directed. \nModel & Make : Model No. MO C25 Cat Part No. CS96322 of Make L & T or equivalent model of Makes listed in List of Makes. | 3 | EACH | |
| 38 | 24.14 | Capacitor duty contactor 440 Volts, 3 phase, 50 Hz with built-in auxillary contacts 1NO for 20 KVAR rating complete all as specified and as directed. \nModel & Make : Model No. MO C20 Cat Part No. CS90021 of Make L & T or equivalent model of Makes listed in List of Makes. | 5 | EACH | |
| 39 | 24.15 | Capacitor duty contactor 440 Volts, 3 phase, 50 Hz with built-in auxillary contacts 1NO for 15 KVAR rating complete all as specified and as directed. \nModel & Make : Model No. MO C15 Cat Part No. CS90019 of Make L & T or equivalent model of Makes listed in List of Makes. | 3 | EACH | |
| 40 | 24.16 | Capacitor duty contactor 440 Volts, 3 phase, 50 Hz with built-in auxillary contacts 1NO for 12.5 KVAR rating complete all as specified and as directed. \nModel & Make : Model No. MO C12.5 Cat Part No. CS96321 of Make L & T or equivalent model of Makes listed in List of Makes. | 3 | EACH | |
| 41 | 24.17 | Capacitor duty contactor 440 Volts, 3 phase, 50 Hz with built-in auxillary contacts 1NO for 8.5 KVAR rating complete all as specified and as directed. \nModel & Make : Model No. MO C8.5 Cat Part No. CS96320 of Make L & T or equivalent model of Makes listed in List of Makes. | 2 | EACH | |
| 42 | 24.18 | Capacitor duty contactor 440 Volts, 3 phase, 50 Hz with built-in auxillary contacts 1NO for 5 KVAR rating complete all as specified and as directed. \nModel & Make : Model No. MO C5 Cat Part No. CS96127 of Make L & T or equivalent model of Makes listed in List of Makes. | 2 | EACH | |
| 43 | 24.19 | Copper wound round type CT of ratio 100/5A complete all as specified and as directed.\n | 6 | EACH SET | |
| 44 | 24.2 | Copper wound round type CT of ratio 300/5A complete all as specified and as directed.\n | 2 | EACH SET |
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