Line structures. Structures shall be designed for the layouts indicated in section 3.1.1, of the lattice-type and self-supported. The 220 kV structures of the new line shall have at least one conductor per phase and an optical fiber cable.
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Line structures. Structures shall be designed for the layouts indicated in section 3.1.1, of the lattice-type and self-supported. The 220 kV structures of the new line shall have at least one conductor per phase and an optical fiber cabletwo guard cables: one of the OPGW-type and the other in EHS galvanized steel with a minimum rated section of 70 mm2.
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