Original General Order 95
Section VI
Additional Construction Requirements for
Tower Lines
63.1 Tower Members
Tower members shall have thickness of metal not less than the following:
Galvanized steel: main corner members, 3/16 inch; other members 1/8 inch.
Painted steel: Main corner members, ¼ inch; other members, 3/16 inch.
All iron or steel of towers and all hardware subject to injurious corrosion under the prevailing conditions shall be protected by galvanizing, painting or other treatment which will effectively retard corrosion.