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| Tender ID | 3275813 |
|---|---|
| Organisation Name | Military Engineer Services |
| Tender Brief | Corrigendum : Special Repairs / Replacement Of Lightening Protection And Earthing At Certain Locations At Afa Hyderabad |
| Last Date For Submission | 24th Mar, 2026 |
| Opening Date | 26 Mar, 2026 |
| Document Cost | 1000.00 |
|---|---|
| EMD | 163000.00 |
| Estimated Cost | 9200000.00 |
| City | Secunderabad |
|---|---|
| State | Telangana |
| # | Item | Qty | Units |
|---|---|---|---|
| 1 | EQUIPMENT EARTHING :- Supply, Installation, Commisioning and testing of Maintenance free Chemical Earthing system comprising of the following complete all as specified and as directed :- | ||
| 2 | Copper Bonded Steel Earth Rod of 3 Mtr length & 14.2 mm diameter, augering a hole of diameter 3 inch & 9 feet in depth into the soil, placing the Earth rod into the augered hole, hammering the rod to further 1 feet depth, removing excavated materials. Make : ERICO, Cat No : CODE615800A complete all as specified and as directed & to the entire satisfaction of the Engr-In-Charge. Brief features / specifications of CBSE Rod is as follows complete all as specified and as directed :- (a) The outer surface must be molecularly bonded with uniform layer of 250 micron copper, 99.9% pure electrolyte copper coating. (b) Nickel interface must be provided between copper and steel electrode to avoid the galvanic corrosion. (c) Must be capable of withstanding fusing current 20KA @ 1 Sec. (d) Earth rod must be in compliance with IEC 62305-2, NBC-2016 & IEEE 80. (e) Tensile Strength greater than 80000 PSI on 12mm. (f) High resistance to corrosion. (g) Material category number shall be listed in UL site. (h) Rod shall be tested as per IEC 62561-2 standard in compliance with IEC-62305 standard. (j) Manufacturer Make, Cat Part No & UL Markings must be printed on each Rod. | 135.00 | Each Job |
| 3 | Ground Enhancement Material (GEM) per bag 11.33 Kgs, Confirming to IEC 62561-7 Standard, Premixing the GEM into slurry form using water (not more than 5 to 6 Ltrs per bag). Pouring the GEM mixture in the augured hole and filling. Make : ERICO, Cat No : GEM 25A-25-1 lb or techno-commercially eqvt of SEIMENS/ HARGER/ CAPE ELECTRIC complete all as specified and as directed. Brief features/specifications of the same is as follows complete all as specified and as directed :- (a) Must be carbon based superior conductive material. (b) Resistivity must be less than 2 ohm-cm. (c) Must not cause corrosion to copper when in contact. (d) Must not expand or experiance any shrinkage once set. (e) Must not depend on continuous presence of water/moisture/salt to maintain conductivity. (f) Must not decompose/leach with time. (g) Must not contain hazardous chemicals as per IEC 62561-7. (h) Flexural and possess compressive strength as per relevant standard. (j) Sulphur content must be less than 2%. (k) TCLP Test shall be conducted on the material. (l) Material shall be inline with relevant clause/para of IEEE 80. (m) Corrosion test shall be conducted on the material under both aggressive & non-aggressive conditions. (n) Installation instructions & Material Data Sheet should be printed in each package. | 270.00 | Each Job |
| 4 | Single run of 10 mm Copper Bonded Steel Round conductor, minimum copper bonding shall be 254 microns having continuous coin form, the conductor core consisting of low carbon steel grade for improved flexibility. The copper surface of the conductor should provide high conductivity and corrosion resistance properties, well-suited as a lightning protection conductor in accordance with IEC 62305-3 & tested as per IEC 62561-2:2012 including excavation depth 50cm for laying round conductor, removing excavated material, return filling &/or fixing with holders made up of 304 grade SS with SS bolt and nut at every 1 m distance of round conductor. The clamp should be suitable for Single run of Copper bonded Steel round conductor size of 10 mm. Make of Conductor : ERICO, Cat Part No: CBSC - 10 mm or techno-commercially eqvt of SEIMENS/ HARGER/ CAPE ELECTRIC. Make of Saddle : ERICO, Cat Part No : CBSC-10 SADDLE or techno-commercially eqvt of SEIMENS/ HARGER/ CAPE ELECTRIC complete all as specified and as directed. | 1550.00 | RM |
| 5 | Readymade FRP Heavy Duty Chamber of dimensions 450 mm x 450 mm x 450 mm with suitable cover. The chamber must be extended from ground 150 mm with minimum 5 ton load bearing capacity, marking each earth resistance value with Aluminium Name Plate. Make ERICO or techno-commercially eqvt of SEIMENS/ HARGER/ CAPE ELECTRIC complete all as specified and as directed | 135.00 | Each |
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