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| Tender ID | 4659888 |
|---|---|
| Organisation Name | Military Engineer Services |
| Tender Brief | Corrigendum : Maintenance Of Various Type Of Earthing And Lightening Arrester At Various Locations Under Ge (af) Marathahalli |
| Last Date For Submission | 15th Jul, 2026 |
| Opening Date | 20 Jul, 2026 |
| Document Cost | 500.00 |
|---|---|
| EMD | 77000.00 |
| Estimated Cost | 3850000.00 |
| City | Bangalore |
|---|---|
| State | Karnataka |
| # | Item | Qty | Units |
|---|---|---|---|
| 1 | Taking down old unserviceable broken earth pit chamber and provision of inspection chamber by using precast RCC slab of external dimension 450 x 450 x75 mm with internal opening of 300 x 300 mm RCC 1:2:4 (type B1) using 20mm graded crushed stone aggregate reinforced with 8mm CTD bars at 10cms centre to centre both ways including finishing and precast RCC chamber in 1:2:4 type B1 of internal dimensions of 300x300x300mm height with 75 mm thick wall and including precast RCC 1:2:4 type B1 cover 50mm thick reinforced with 8mm CTD bars at 10cms centre to centre including one lifting handle including PCC sub base 1 : 4 : 8 , 100 mm thick all as specified and directed. Note:(i) Necessary excavation and removal are include in the quoted rate. (ii) The rate include disconnecting the existing strip / wire from earth electrode and refixing the same with suitable bolts and washer. (iii)Weather coating paint will be done over chamber and inclusive in the above rate quoted . | 70.00 | Each |
| 2 | Taking down old unserviceable earth pit and M/L for earthing complete with galvanized steel earth plate electrode 600X600X6mm thick buried directly in ground (earth pit not less than 2.25m deep below normal ground level) with top edge of the plate not less than 1.5M below normal ground level connected to GI earth strip 25 x 4 mm dia by means of nuts, bolts, check nuts and washer of GI steel and connecting to testing point including provision of test point and all as shown in electrical plate No. 3 of SSR Pt I. The work is inclusive of necessary earth work and PCC chamber in RCC (1:2:4) Type B-1using 20mm crushed stone aggregate with 8 CTD bar reinforcement both ways at 140 mm centre to centre complete all as directed by Engr-in-Charge. Note:- (i) GI earth lead beyond 7.5M shall be measured and paid separately. (ii) The rate include measuring earth resistance (iii)Weather coating paint will be done over chamber and inclusive in the above rate quoted . | 40.00 | Each |
| 3 | Taking down old unserviceable earth pit and M/L for earthing complete with galvanized steel earth plate electrode 600X600X6mm thick buried directly in ground (earth pit not less than 2.25m deep below normal ground level) with top edge of the plate not less than 1.5M below normal ground level connected to GI earth strip 32 x 6 mm dia by means of nuts, bolts, check nuts and washer of GI steel and connecting to testing point including provision of test point and all as shown in electrical plate No. 3 of SSR Pt I. The work is inclusive of necessary earth work and PCC chamber in RCC (1:2:4) Type B-1using 20mm crushed stone aggregate with 8 CTD bar reinforcement both ways at 140 mm centre to centre complete all as directed by Engr-in-Charge. Note:- (i) GI earth lead beyond 7.5M shall be measured and paid separately. (ii) The rate include measuring earth resistance (iii)Weather coating paint will be done over chamber and inclusive in the above rate quoted . | 40.00 | Each |
| 4 | Taking down old earth pit and M/L for earthing complete with Copper earth plate electrode 600 X 600 X 3. 15 mm thick buried directly in ground (earth pit not less than 2.25 m deep below normal ground level) with top edge of the plate not less than 1.5M below normal ground level connected to copper earth strip 20 x 3 mm thick by means of with brazing at joints all as shown in electrical plate No. 3 of SSR Pt I. The work is inclusive of necessary earth work and PCC chamber in type CI (1:2:4) with 8 CTD bar reinforcement both ways at 140 mm centre to centre complete all as directed . Notes:- (i) copper strip beyond 7.5 M shall be measured and paid separately under relevant items of this schedule.(iii)Weather coating paint will be done over chamber and inclusive in the above rate quoted . | 40.00 | Each Job |
| 5 | Supply and fixing in repair GI earth strip of size 25x4 mm in ground not exceeding 40cm deep / fixing to wall / structure including earthwork and necessary insulators, clamps, bolts, nuts etc., | 480.00 | Rm |
6 Days Left