Loading
Loading…
Loading…
| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹17.1 LAccepted-AOC B 56 LANE NO 4A SECTOR 7 VASHNAVI ENCLAVE CHANNI HIMAT JAMMU 180015 | JAMMU | JAMMU AND KASHMIR | 180015 | ₹17.1 L Quoted ₹18.0 L | L1 | Accepted-AOC Lowest bidder |
| 2 | L2₹19.6 L+₹1.6 L (9.07%)Rejected-Finance | ₹19.6 L+₹1.6 L (9.07%) | L2 | Rejected-Finance OTHER THAN LOWEST BIDDER |
| 3 | L3₹23.1 L+₹5.1 L (28.6%)Rejected-Finance | ₹23.1 L+₹5.1 L (28.6%) | L3 | Rejected-Finance OTHER THAN LOWEST BIDDER |
| 4 | L4₹25.9 L+₹7.9 L (44.1%)Rejected-Finance | ₹25.9 L+₹7.9 L (44.1%) | L4 | Rejected-Finance OTHER THAN LOWEST BIDDER |
| Sl No | Description | Qty | Unit | Hi Tech Engineers L2 | ANIKET TRADERS L1 | VIDHATA ELECTRICALS L3 | M/S GRD ENGINEERS L4 |
|---|---|---|---|---|---|---|---|
| 1.00 | Supply and intallation of advance maintanence free tripod ring earthing ( complete three electrode earthing ) system by boring the required nos of holes of dimension 16 to 20 inch wide and length of hole should be less than approximately 2 inches of the electrode length in semi hard soil or hard soil consisting of three Nos (UL) 467-2007 or latest as well as IEC 62561 listed CPRI tested Pure copper tube earth electrode designed in accordance to IS:3043(1987).The system consists of copper tube earth electrode having purity of 99.99%.There is a copper strip inside it which is pressure filled with highly conductive crystalline mixture of metal alloys and other conductive material.Both the ends of the electrode should be permanently sealed with the extended terminal having two holes at the top for connecting the earthing system to the equipment/load.The Copper tube earth electrode should be of outer dia 50 mm,thickness of rod 01mm and length 03 mtrs tested according to IEC 62561-2 with minimum 10 years life span (the rod should be marked as per the UL certification ) including min 50 Kgs/electrode of earth enhancing compound (PROCEM) NABL certified, CPRI tested eco friendely tested as per the IEC 62561-7 and needs to be considered to fill the 100 mm bored hole surrounding to the electrode. the earth enhancing compound should have restivity less than 50 ohm-meter with chemically inert to sub soil that should not pollute the envoriment and non corrisiovie to the earth electrode itself. Provision of the connector for connecting electrode with earthing conductor/strip including fastner made of copper as directed having suitable size according to the electrode and earthing conductor dimensions. all the three earthing electrode would be seperated by appropriate distance of not less than 3m and not more than 6m and connected to Each other by and including 25X3mm copper strip to make ring earth and further to be connected to the testpoint and to be buried in appropriate depth not less than 500 mm below the normal ground level and earth pit chamber of suitable size not less than 300mmX3000mmX300mm internal dimension made of FRP material complete with flush mounted, removable and locakable cover able to withstand 15kN for Each earth electrode all as directed by engineer in charge.Some earthing shall be done at new place the credit of it will not be catered in Sch of Credit. | 15 | Each Set | 35,000 ₹5,25,000 | 30,000 ₹4,50,000 | 38,500 ₹5,77,500 | 29,887 ₹4,48,305 Lowest |
| 1.01The interconnecting conductor/copper strip shall also be covered with approximately 30 kg of earth enhancing compound for each 3 metres length of strips all to be included in quoted rate itself. The Earth pit inspection chamber should be as per IEC 62561-5 or latest and will be of 300x300x300 mm inside dimension of RCC with 50 mm thick and fine finish.The marking space should be present on RCC Cover.The chamber should have facility for making earth resistance and latst testing date by paint at the cover and previous recorded values inside the cover. Make OBD Bettermann/Fruse/KLK/Erico/True power all as per description of engineer in charge.Note-copper strip of 7.5m length from earthing electrode to the test point and copper strip required for interconnections of rods to make rings of approximately 9metre is included in the quoted rate. (i) The rate shall include excavation of 3Nos earth,removal of surplus soil and filling with back fill compound etc for completion of the job. (ii) Each Set includes 3 numbers electrode earthing with complete (ii) Contractor should ensure that result of each earthing is less than 1 Ohm and in case soil is not suitable for the same is to be placed suitable clay soil to bring the desired result. Contractor shall quote rates after site visit accordingly. (iii) On testing after completion if the desired resistance is not obtained the contractor shall redo the earthing without any extra cost to department | |||||||
| 2.00 | M&L for Chemical Earthing cum Maintenance free earthing system complete UL-467 approved copper earth plate 900mmx600mmx5mm( purity above 99%) burried in ground to vertically to a depth not less than 3.5m deep below ground level with top edge earth electrode at a depth not less than 500 mm below normal ground level , provision of copper bus plate of size 200 mm x 25mmx 6 mm for inter connection with copper earth lead strip 32mmx6 mm and further connected to test point terminal block of size 120 mm x 120 mmx 25 mm made of copper as directed by watering pipe light grade with CI/ MS funnel and wire mesh including excavation earth work in any type of soil and removil surplus soil to a distance not exceeding 50 m only, continuous copper strips/brazing to be used only including 45 Kg (minimum)NABL Lab certified backfill compound marconite for single bore holes soil mixed , alternate layers of conductive concrete resistivity of 0.001 Ohm & carbon based maintenance free compound (20 Kgs bagx5) make as per IEEE 80 2000, Clause 14.5 D Maintenance free earthing system to give earth resistance below 1 Ohms including excavation and earth work and earth to neutral voltage less than 2 volts, PCC chamber of PCC 1:3:6 type C-1 using 20 mm graded crushed stone aggregate with pit covers of 300mmx 300 mm made of cast iron including painting as per color coding as per IS,complete as specifed and directed.
Note:(i) Copper strip 7.5 mtr and their joints included in the quoted rate from earth pit to test point. (ii) Contractor should ensure that result of each earthing is less than 1 Ohm and in case soil is not suitable for the same is to be placed suitable clay soil to bring the desired result. Contractor shall qute rates after site visit accordingly. (iii) On testing after completion if the desired resistance is not obtained the contractor shall redo the earthing without any extra cost to department. (iv) Work includes brazing work for earth strip. (V) Work includes brazing of Cu strip to copper earth electrode Make for backfill, conductive concrete- marconite.
Some earthing shall be done at new place the credit of it will not be catered in Sch of Credit. | 7 | Each | 45,000 ₹3,15,000 | 30,000 ₹2,10,000 Lowest | 71,000 ₹4,97,000 | 33,887 ₹2,37,209 |
| 3.00 | M&L for plate earthing complete with galvanized mild steel plate electrode 60 cm x 60 cm x 6 mm thick buried directly in ground vertically (in earth pit not less than 2.25 meter deep below ground level) with the top edge of earth plate at a depth not less than 1.5 meter below normal ground level, the earth electrode surrounded by adequate quantity of charcoal dust and salt to a packed thickness of 15 cm on all sides and including GI wire 4 mm bolted (with GI nuts, bolts & check nuts) and riveted to earth (Plate) electrode at one end and connected to main switch board /panel/ test point at the other including watering GI pipe (medium grade) 20 mm bore from bottom of earth pit to top of electrode and 20 mm GI pipe light grade for earth strip protection complete with earth pit in PCC 1:2:4 type by using 12 mm graded crushed stone aggregate, RCC cover, funnel, wire mesh including necessary excavation and earth work in any type of soil, returning filling in and removal of surplus soil complete all as specified.
(i) Contractor should ensure that result of each earthing is less than 5 Ohm On testing after completion if the desired resistance is not obtained the contractor shall redo the earthing without any extra cost to department | 10 | Each | 3,000 ₹30,000 Lowest | 3,000 ₹30,000 Lowest | 5,450 ₹54,500 | 4,887 ₹48,870 |
| 4.00 | Supply laying & testing in replcement of cable XLPE insulated screened PVC bedded, galvanised steel strip or wire armoured, electric power cable (Heavy duty_) LT 1100 volt grade with stranded aluminium conductor of size 16 sqmm 4 core complete all as specified and directed. | 150 | RM | 105 ₹15,750 | 100 ₹15,000 Lowest | 140 ₹21,000 | 150 ₹22,500 |
| 5.00 | Supply & fixing single core PVC insulated unshesthed cable copper conductor of size 25 sqmm multistranded complete all as specified and directed.(For Equipment Earth Connection) | 50 | RM | 120 ₹6,000 Lowest | 450 ₹22,500 | 190 ₹9,500 | 387 ₹19,350 |
| 6.00 | S&F in replacement heavy duty Copper thimble of size 25 sqmm complete all as specified | 40 | Each | 40 ₹1,600 | 100 ₹4,000 | 30 ₹1,200 | 25 ₹1,000 Lowest |
| 7.00 | S&F in replacement heavy duty HT aluminium thimble of size 300 to 400 sqmm complete all as specified | 50 | Each | 40 ₹2,000 Lowest | 100 ₹5,000 | 70 ₹3,500 | 50 ₹2,500 |
| 8.00 | M&L for Earthing complete with Copper earth plate 600 x 600 x 3.15 mm thick buried directly in ground (earth pit not less that 2.25mtr deep below ground level ) with top edge of the plate not less than 1.5mr below normal ground level connected to 20x3 mm Cu strip as earthing lead by means of brazing after tighten by bolts, nuts, check nuts and washers from earth pit to test point with protection GI pipe of size 50mm dia light grade and providing masonry enclosure including watering GI pipe (medium grade) 20 mm bore from bottom of earth pit to top of electrode and 20 mm GI pipe light grade for earth strip protection complete with earth pit pit covers of 300mmx 300 mm made of cast iron including painting as per color coding as per IS,in PCC 1:2:4 type B0 using 12 mm graded crushed stone aggregate, RCC cover, funnel, wire mesh including necessary excavation and earth work in any type of soil, returning filling in and removal of surplus soil complete all as specified, complete as specifed and directed.
Note: (i) Copper strip 7.5 mtr included in the quoted rate from earth pit to test point (ii) Contractor should ensure that result of each earthing is less than 2 Ohm and in case soil is not suitable for the same is to be placed suitable clay soil to bring the desired result. Contractor shall qute rates after site visit accordingly. (iii) On testing after completion if the desired resistance is not obtained the contractor shall redo the earthing without any extra cost to department. (iv) Work includes brazing work for earth strip. (v) Work includes brazing of Cu strip to copper earth electrode.Some earthing shall be done at new place the credit of it will not be catered in Sch of Credit.
Contractor should ensure that result of each earthing is less than 1 Ohm and in case soil is not suitable for the same is to be placed suitable clay soil to bring the desired result. Contractor shall qute rates after site visit accordingly. (iii) On testing after completion if the desired resistance is not obtained the contractor shall redo the earthing without any extra cost to department | 15 | Each | 8,500 ₹1,27,500 Lowest | 12,300 ₹1,84,500 | 10,800 ₹1,62,000 | 13,887 ₹2,08,305 |
| 9.00 | M&L for Earthing complete with GI earth plate 600 x 600 x 6 mm thick buried directly in ground (earth pit not less that 2.25mtr deep below ground level ) with top edge of the plate not less than 1.5 m below normal ground level connected to 32x6 mm GI strip as earthing lead by means of brazing after tighten by bolts, nuts, check nuts and washers from earth pit to test point with protection GI pipe of size 50mm dia light grade and providing masonry enclosure including watering GI pipe (medium grade) 20 mm bore from bottom of earth pit to top of electrode and 20 mm GI pipe light grade for earth strip protection complete with earth pit in PCC 1:2:4 type B0 using 12 mm graded crushed stone aggregate, RCC cover, funnel, wire mesh including necessary excavation and earth work in any type of soil, returning filling in and removal of surplus soil complete all as specified and as directed.
Note: (i) GI strip 7.5 mtr included in the quoted rate from earth pit to test point. (ii) Contractor should ensure that result of each earthing is less than 5 Ohm On testing after completion if the desired resistance is not obtained the contractor shall redo the earthing without any extra cost to department | 20 | Each | 3,500 ₹70,000 Lowest | 3,600 ₹72,000 | 5,600 ₹1,12,000 | 4,887 ₹97,740 |
Tender Value
₹35 L
EMD Value
₹70,000
Closing Date
13 Dec 2025, 6:00 pmClosed
GE AF JAMMU
GE AF JAMMU
REPAIR REPLACEMENT OF CHEMICAL EARTHING and COPPER EARTHING FOR HT LT EQPT AND ALLIED WORKS AT AF STN JAMMU UNDER GE AF JAMMU
2025_MES_740996_1
CA NO GE/AFJ-66/2025-26
Open Tender
Civil Works
Item Rate
180 days
JAMMU
pls refer tender docuement
8 documents required · 8 mandatory
₹500
GE AF JAMMU
₹70,000
Yes
15 Jun 2026
22 Nov 2025
20 Dec 2025
22 Nov 2025
13 Dec 2025
6 Dec 2025
Amount
Supply and intallation of advance maintanence free tripod ring earthing ( complete three electrode earthing ) system by boring the required nos of holes of dimension 16 to 20 inch wide and length of hole should be less than approximately 2 inches of the electrode length in semi hard soil or hard soil consisting of three Nos (UL) 467-2007 or latest as well as IEC 62561 listed CPRI tested Pure copper tube earth electrode designed in accordance to IS:3043(1987).The system consists of copper tube earth electrode having purity of 99.99%.There is a copper strip inside it which is pressure filled with highly conductive crystalline mixture of metal alloys and other conductive material.Both the ends of the electrode should be permanently sealed with the extended terminal having two holes at the top for connecting the earthing system to the equipment/load.The Copper tube earth electrode should be of outer dia 50 mm,thickness of rod 01mm and length 03 mtrs tested according to IEC 62561-2 with minimum 10 years life span (the rod should be marked as per the UL certification ) including min 50 Kgs/electrode of earth enhancing compound (PROCEM) NABL certified, CPRI tested eco friendely tested as per the IEC 62561-7 and needs to be considered to fill the 100 mm bored hole surrounding to the electrode. the earth enhancing compound should have restivity less than 50 ohm-meter with chemically inert to sub soil that should not pollute the envoriment and non corrisiovie to the earth electrode itself. Provision of the connector for connecting electrode with earthing conductor/strip including fastner made of copper as directed having suitable size according to the electrode and earthing conductor dimensions. all the three earthing electrode would be seperated by appropriate distance of not less than 3m and not more than 6m and connected to Each other by and including 25X3mm copper strip to make ring earth and further to be connected to the testpoint and to be buried in appropriate depth not less than 500 mm below the normal ground level and earth pit chamber of suitable size not less than 300mmX3000mmX300mm internal dimension made of FRP material complete with flush mounted, removable and locakable cover able to withstand 15kN for Each earth electrode all as directed by engineer in charge.Some earthing shall be done at new place the credit of it will not be catered in Sch of Credit.
The interconnecting conductor/copper strip shall also be covered with approximately 30 kg of earth enhancing compound for each 3 metres length of strips all to be included in quoted rate itself. The Earth pit inspection chamber should be as per IEC 62561-5 or latest and will be of 300x300x300 mm inside dimension of RCC with 50 mm thick and fine finish.The marking space should be present on RCC Cover.The chamber should have facility for making earth resistance and latst testing date by paint at the cover and previous recorded values inside the cover. Make OBD Bettermann/Fruse/KLK/Erico/True power all as per description of engineer in charge.Note-copper strip of 7.5m length from earthing electrode to the test point and copper strip required for interconnections of rods to make rings of approximately 9metre is included in the quoted rate. (i) The rate shall include excavation of 3Nos earth,removal of surplus soil and filling with back fill compound etc for completion of the job. (ii) Each Set includes 3 numbers electrode earthing with complete (ii) Contractor should ensure that result of each earthing is less than 1 Ohm and in case soil is not suitable for the same is to be placed suitable clay soil to bring the desired result. Contractor shall quote rates after site visit accordingly. (iii) On testing after completion if the desired resistance is not obtained the contractor shall redo the earthing without any extra cost to department
M&L for Chemical Earthing cum Maintenance free earthing system complete UL-467 approved copper earth plate 900mmx600mmx5mm( purity above 99%) burried in ground to vertically to a depth not less than 3.5m deep below ground level with top edge earth electrode at a depth not less than 500 mm below normal ground level , provision of copper bus plate of size 200 mm x 25mmx 6 mm for inter connection with copper earth lead strip 32mmx6 mm and further connected to test point terminal block of size 120 mm x 120 mmx 25 mm made of copper as directed by watering pipe light grade with CI/ MS funnel and wire mesh including excavation earth work in any type of soil and removil surplus soil to a distance not exceeding 50 m only, continuous copper strips/brazing to be used only including 45 Kg (minimum)NABL Lab certified backfill compound marconite for single bore holes soil mixed , alternate layers of conductive concrete resistivity of 0.001 Ohm & carbon based maintenance free compound (20 Kgs bagx5) make as per IEEE 80 2000, Clause 14.5 D Maintenance free earthing system to give earth resistance below 1 Ohms including excavation and earth work and earth to neutral voltage less than 2 volts, PCC chamber of PCC 1:3:6 type C-1 using 20 mm graded crushed stone aggregate with pit covers of 300mmx 300 mm made of cast iron including painting as per color coding as per IS,complete as specifed and directed. Note:(i) Copper strip 7.5 mtr and their joints included in the quoted rate from earth pit to test point. (ii) Contractor should ensure that result of each earthing is less than 1 Ohm and in case soil is not suitable for the same is to be placed suitable clay soil to bring the desired result. Contractor shall qute rates after site visit accordingly. (iii) On testing after completion if the desired resistance is not obtained the contractor shall redo the earthing without any extra cost to department. (iv) Work includes brazing work for earth strip. (V) Work includes brazing of Cu strip to copper earth electrode Make for backfill, conductive concrete- marconite. Some earthing shall be done at new place the credit of it will not be catered in Sch of Credit.
M&L for plate earthing complete with galvanized mild steel plate electrode 60 cm x 60 cm x 6 mm thick buried directly in ground vertically (in earth pit not less than 2.25 meter deep below ground level) with the top edge of earth plate at a depth not less than 1.5 meter below normal ground level, the earth electrode surrounded by adequate quantity of charcoal dust and salt to a packed thickness of 15 cm on all sides and including GI wire 4 mm bolted (with GI nuts, bolts & check nuts) and riveted to earth (Plate) electrode at one end and connected to main switch board /panel/ test point at the other including watering GI pipe (medium grade) 20 mm bore from bottom of earth pit to top of electrode and 20 mm GI pipe light grade for earth strip protection complete with earth pit in PCC 1:2:4 type by using 12 mm graded crushed stone aggregate, RCC cover, funnel, wire mesh including necessary excavation and earth work in any type of soil, returning filling in and removal of surplus soil complete all as specified. (i) Contractor should ensure that result of each earthing is less than 5 Ohm On testing after completion if the desired resistance is not obtained the contractor shall redo the earthing without any extra cost to department
Supply laying & testing in replcement of cable XLPE insulated screened PVC bedded, galvanised steel strip or wire armoured, electric power cable (Heavy duty_) LT 1100 volt grade with stranded aluminium conductor of size 16 sqmm 4 core complete all as specified and directed.
Supply & fixing single core PVC insulated unshesthed cable copper conductor of size 25 sqmm multistranded complete all as specified and directed.(For Equipment Earth Connection)
S&F in replacement heavy duty Copper thimble of size 25 sqmm complete all as specified
S&F in replacement heavy duty HT aluminium thimble of size 300 to 400 sqmm complete all as specified
M&L for Earthing complete with Copper earth plate 600 x 600 x 3.15 mm thick buried directly in ground (earth pit not less that 2.25mtr deep below ground level ) with top edge of the plate not less than 1.5mr below normal ground level connected to 20x3 mm Cu strip as earthing lead by means of brazing after tighten by bolts, nuts, check nuts and washers from earth pit to test point with protection GI pipe of size 50mm dia light grade and providing masonry enclosure including watering GI pipe (medium grade) 20 mm bore from bottom of earth pit to top of electrode and 20 mm GI pipe light grade for earth strip protection complete with earth pit pit covers of 300mmx 300 mm made of cast iron including painting as per color coding as per IS,in PCC 1:2:4 type B0 using 12 mm graded crushed stone aggregate, RCC cover, funnel, wire mesh including necessary excavation and earth work in any type of soil, returning filling in and removal of surplus soil complete all as specified, complete as specifed and directed. Note: (i) Copper strip 7.5 mtr included in the quoted rate from earth pit to test point (ii) Contractor should ensure that result of each earthing is less than 2 Ohm and in case soil is not suitable for the same is to be placed suitable clay soil to bring the desired result. Contractor shall qute rates after site visit accordingly. (iii) On testing after completion if the desired resistance is not obtained the contractor shall redo the earthing without any extra cost to department. (iv) Work includes brazing work for earth strip. (v) Work includes brazing of Cu strip to copper earth electrode.Some earthing shall be done at new place the credit of it will not be catered in Sch of Credit. Contractor should ensure that result of each earthing is less than 1 Ohm and in case soil is not suitable for the same is to be placed suitable clay soil to bring the desired result. Contractor shall qute rates after site visit accordingly. (iii) On testing after completion if the desired resistance is not obtained the contractor shall redo the earthing without any extra cost to department
M&L for Earthing complete with GI earth plate 600 x 600 x 6 mm thick buried directly in ground (earth pit not less that 2.25mtr deep below ground level ) with top edge of the plate not less than 1.5 m below normal ground level connected to 32x6 mm GI strip as earthing lead by means of brazing after tighten by bolts, nuts, check nuts and washers from earth pit to test point with protection GI pipe of size 50mm dia light grade and providing masonry enclosure including watering GI pipe (medium grade) 20 mm bore from bottom of earth pit to top of electrode and 20 mm GI pipe light grade for earth strip protection complete with earth pit in PCC 1:2:4 type B0 using 12 mm graded crushed stone aggregate, RCC cover, funnel, wire mesh including necessary excavation and earth work in any type of soil, returning filling in and removal of surplus soil complete all as specified and as directed. Note: (i) GI strip 7.5 mtr included in the quoted rate from earth pit to test point. (ii) Contractor should ensure that result of each earthing is less than 5 Ohm On testing after completion if the desired resistance is not obtained the contractor shall redo the earthing without any extra cost to department
M&L for brazing in repair work for GI strip not exceeding 3.2 cm in length and not exceeding 6 mm in thickness complete all as specified.
M&L for brazing in repair work for copper strip not exceeding 3.2 cm in length and not exceeding 6 mm in thickness complete all as specified.
S&F in replacement of saddle/insulator for strip with fixing arrangement in roof/wall of building having configuration upto G+5 for run of strips on it complete all as specified and directed. Note:- All T & P, upto 30 mtr (necessary staging mtrl if required) and men power risk contractor responsibility.
Refixing only of strip (serviceable strips as obtained from taking down) of any type & size but including saddles/insulators with screws for fixing complete all as specified.
S&F aluminium strip 25x3.15 mm with saddles/insulators, complete with fixing screws for roof/down conductors/main earthing lead, including bracing/jointing and nut bolts jointing at all joints complete all as specified.
S&F copper strip 32 x 6 mm earthing lead laid in trenches/GI pipe for making grid/loop of earthing pit complete all as required at site all as specified and directed by Engr-in-charge.
S&F copper strip 20x3.15 mm with saddles/insulators, complete with fixing screws for roof/down conductors/main earthing lead, including bracing and nut bolts jointing at all joints complete all as specified.
S&F galvanized iron strip 25x4 mm with saddles/insulators, complete with fixing screws for roof/down conductors/main earthing lead, including bracing/welding and nut bolts jointing at all joints complete all as specified.
Taking down the existing aluminium/copper strip of any size and type from the top of blast pens/ground/equipment/bldg (roof/down conductor) and keeping in safe custody (for serviceable strips to re-use ) complete all as specified and directed.
M&L for Test point terminal block for earthing made of gun metal or phosphorus bronze size 75x75x25mm driled and srewed including 3 nos 8mm dia 25mm long hex head srew,complete as specified and directed.
Supply and intallation of advance maintance free Single rod earthing system by boring the required nos of holes of dimension 16 to 20 inch wide and length of hole should be less than approximately 2 inches of the electrode length in semi hard soil or hard soil consisting of one Nos UL 467 listed CPRI tested Pure copper tube earth electrode designed in accordance to IS:3043(1987).The system consists of copper tube earth electrode having purity of 99.99%.There is a copper strip inside it which is pressure filled with highly conductive crystalline mixture of metal alloys and other conductive material.Both the ends of the electrode should be permanently sealed with the extended terminal having two holes at the top for connecting the earthing system to the equipment/load.The Copper tube earth electrode should be of outer dia 50 mm,thickness of rod 01mm and length 03 mtrs tested according to IEC 62561-2 with minimum 10 years life span (the rod should be marked as per the UL certification ) including min 50 Kgs/electrode of earth enhancing compound (PROCEM) NABL certified, CPRI tested eco friendely tested as per the IEC 62561-7 and needs to be considered to fill the 10 inch bored hole surrounding to the electrode. the earth enhancing compound should have restivity less than 50 ohm-meter with chemically inert to sub soil that should not pollute the envoriment and non corrisiovie to the earth electrode itself. Provision of the connector for connecting electrode with earthing conductor/strip including fastner made of copper as directed having suitable size according to the electrode and earthing conductor dimensions. .Note-copper strip of 7.5m length from earthing electrode to the test point is included in the quoted rate.The Earth pit inspection chamber should be as per IEC 62561-5 or latest and will be of 300x300x300 mm inside dimension of RCC with 50 mm thick and fine finish. Earthing value should hold less than one ohm during 2yrs warranty period. The marking space should be present on RCC Cover.Make OBD Bettermann/Fruse/KLK/Erico/True power all as per description of engineer in charge.Copper earth plate 600x600x3.15 mm shall be provided at the base connected with copper rod and earthing strip with proper brazing or anyother connecting arrangement. Proper chemical shall be provided below and above the earth plate.
Note :- (a) the rate shall include excavation of earth,removal of surplus soil and filling with back fill compound etc for completion of the job. (b) earthing resistance result should be less than 1 Ohm. If the result comes more than 1 Ohm, the contractor will be carried out the earthin in seperate location/site or as given by the engineer in charge after taking out of earth electrode all with out any extra cost to the department (c) the contractor will provide all the required and necessary certificates as per the specification for required items mentioned above from the same company before incorporting the same in the work as per engineer in charge. and the rep of the company should be avaliable at the site for the installation of the earthing as per their recommendation and specification to obtain the minimum resistance value. (d) testing equipment will be duly tested from authorized goverment.lab/CRPI lab and sealed by the testing authority and produce test certificate of testing equipment before testing for wich no extra payment shall be borne by the department (E) testing of earthing after completion of work will be carried out in presence of the GE, engineer in charge,rep of user and the contractor. (f) contractor/manufacturer will be provided the gurantee for earthing and result for the period of at least two years. Some earthing shall be done at new place the credit of it will not be catered in Sch of Credit.
Material and labour for PCC 1:3:6 type C-1using 20mm graded broken stone aggregate as in mass concrete in foundation of stays complete all as soecified.
Taking out carefully manually to LT cable with loops and relaying with DWC pipe/ fix with perimeter wall the same after repair of cutting the damages / burnt parts of cable and reconnecting its into original positions complete with cable joints all as specified and directed by Engineer-in-Charge.Note:-(i) DWC Pipe/ will be measured and paid sepearetly. (ii) Unit rate shall be included in fixing/excavation and returning filling. (iii) Handling of UG cable to working site as ordered shall be carried out by the firm and rate for the same shall deem to be included in the unit rate.
Supply,laying & fixing in replacement double wall corrugated (DWC) pipes made of high density polythyline (HDPE) with all accessories i.e. all type of joints,Sockets,Elbows,bends and End caps etc.. all as specified and directed by Engr in Charge of size 50mm outer dia and 38mm inner dia
Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth and getting out in any type of soil for laying of LT UG cables complete.
Returning, filling in, including spreading levelling, watering and well ramming in layers not exceeding 25 cm thick in hard dense soil
Removing excavated material not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point
Removal of unwanted existing HT/LT Pole complete length (incl below Ground Level) in 23 wing area with the help of crane and man power with out damaging of pole. Demolation of PCC, excavation and refilling of hole deemed inclued in quoted rate. All poles should be shited to MES store all as specified and directed by Engineer-in-Charge. Note:- (i) Unit rate shall be included in T&P and loading and unloading. (iii) Handling of Pole to safely move from site to MES yard shall be carried out by the firm and rate for the same shall deem to be included in the unit rate. Contractor should ensure that refill the hole same day in case of soil/Demolised PCC is defi for the same is to be filled soil to bring the desired filling. Contractor shall quote rates accordingly
M&L for dismantling of PCC earth pit chamber including excavate the old earthing and making PCC chamber of size as per electrical plate No. 3 of SSR-2009 Part-I with PCC (1:2:4) type B1 including RCC cover with suitable size of handle including excavation and earth work as required at site complete all as specified and directed by the Engineer-in-Charge.
S&F in replacement of funnel with wire mesh suitable for each pit as per site requirement complete all as specified and directed.
S&F in replacement of RCC cover of earth pit of size as per electrical plate No. 3 of SSR-2009, Part-I complete with suitable handle complete all as specified and directed by the Engineer-in-Charge.
M&L for common salt commercial , for recharging of earthing pits by filling in earthing pits complete all as specified and directed by Engr-in-Charge. (Note:- Recharging materials shall be soluble in water and to be filled/poured in earth pit after mixing in water in appropriate quantity.)
M&L for Charcoal dust/Breeze ,etc for recharging of earthing pits by filling in earthing pits complete all as specified and directed by Engr-in-Charge.
S&F in replacement of GI tubing 20mm bore medium grade for watering from bottom of earth pit to top of electrode in trenches/floor/fixed along pole/wall for watering of earthing with proper size of MS clamp, nut, bolts and washers complete all as specified and directed.
S&F in replacement of GI tubing 40mm bore medium grade in trenches/floor/fixed along pole for cable/earth strip protection with proper size of MS clamp, nut, bolts and washers complete all as specified and directed.
S&F in replacement of single pointed air termination aluminium rod 12mm dia, 300mm long to fix on wall/roof/pipes with suitable MS clamp, nuts, bolts and washers as required at site complete all as specified and directed. (Note: MS/PCC repair work shall deemed to be included in quoted rate.
Testing of all type of existing earthings in the station by carrying out the following:- (a) Seperating the earthing strip from the test point by opening the nut bolts or by cutting the earth strip as required and carrying out earth testing by a calibrated digital earth tester of renowned make ( ISI marked) in presence of JE E/M /Engr-in- charge & rep of user. (b) A earth testing register shall be opened and values to be noted down with signature of rep of user. (C) In case desired values is not achieved ,measure such as watering the earth pit to be done before carrying out retest of same earthing pit. In the event of not achieving the desired value ,earthing pit will be repaired by digging the earth pit to required level and adding salt & coal or replacement with new earthing as directed . Note:- (1) Watering of earthing pit to be attain desired value is using water bowser or by any means included the quoated raated (2) In case desired value is not achieved and earthing is required to be repaired or redone new earthing ,same shall be done as per direction of GE/ Engr-in-charge for which rate will be paid separately under relevant items of schedule (3) Calibrated &ISI marked Earth tester shall be arranged by contractor &included in quoated rate. (4) Earth testing register to be filled with date & signature of rep of user .Unsigned values noted in the register will not be accepted. (5) Broken Earthing pits /funnels /pipe to be replaced for which rates shall be quoated separately BOQ. (6) An experience & qualified manpower shall only be engaged to carrying out the earth testing. (7) Refixing of earthing strip to the test point /brazing /fixing nut bolt to make good the testing strip will be carrying out & to be included in the quoated rate. (8) If restesting of earthing is required after repairs ,same shall be paid extra.
Taking down Old material retrieved from copper/chemical/ GI earthing any type and size.
Supply & fix 15 mm Taps of cast iron or malleable cast iron galvanised,screwed for GI pipe and fixed with 15mm dia bore pipe for filling water to earth pit.complete all as specified and directed by Engr-in-charge.
Supply & fix 15mm dia stop valves cast copper alloy screwed down high pressures, with crutch or butterfly handle screwed both ends for iron pipe or for unions and fixed complete all as specified and directed by Engr-in-charge.
Supply & fix 20mm dia stop valves cast copper alloy screwed down high pressures, with crutch or butterfly handle screwed both ends for iron pipe or for unions and fixed complete all as specified and directed by Engr-in-charge.
Supply & fix 40mm dia stop valves cast copper alloy screwed down high pressures, with crutch or butterfly handle screwed both ends for iron pipe or for unions and fixed complete all as specified and directed by Engr-in-charge.
S&F in replacement of GI tubing 15mm bore light grade in trenches/floor/fixed along pole for cable/earth strip protection with proper size of MS clamp, nut, bolts and washers complete all as specified and directed.
M&L for pouring of Earth Recharger water soluble soil reactivation earthing compound in GEL form per litre complete by excavating Earthing pits for pouring of Earth recharger compound gel in Earthing pit by digging 1 feet deep around the earth pit, mixing the earth recharger with 10 litre of water separately and pouring the solution into digged hole slowly slowly within a period of 02 hours,leaving the solution with earth pit for 04 hours and then checking the resistance all as specified and directed by engineer in charge.
Cutting of existing GI Pipe line of size 50/80mm bore including supply and inserting GI tee of size 80x80x40mm/ 80x80x40mm incl all fitting reqd at site complete all as specified and directed by Engr-in-Charge
SCHEDULE 'A' PART-II (Schedule of credit) Credit amount of Rs (Refer schedule of credit) for retrieved material mentioned in Sch 'A' Part-II of Tender documents in PDF form will be deducted offline during acceptance of tender of lowest bidder.
Hi Tech Engineers (BID ID -3497071)
VIDHATA ELECTRICALS (BID ID -3496890)
M/S GRD ENGINEERS (BID ID -3503208)
stage.html
html • 0.05 MB
tech_bid_open.pdf
tech_eval.pdf
fin_bid_open.pdf
boq_comp_chart.xlsx
xlsx
fin_eval.pdf
aoc.pdf
Tap a document below to read it instantly. You can also download everything as a ZIP if you prefer.
details.html
html • 0.03 MB
Tendernotice_1.pdf
PDF • 0.47 MB
tender66.pdf
Tender Documents • 1.42 MB
BOQ_829839.xls
BOQ • 0.91 MB
Download all tender documents and submit your bid
Disclaimer: TenderKart has made every reasonable effort to ensure that the information on this page is accurate and authentic, however it cannot be held liable for any third-party claims or losses or any damages. TenderKart makes no warranty, expressed or implied, as to the results obtained from the use of this information. If you notice any error or omission, please let us know at .