Original General Order 95

Section VI

Additional Construction Requirements for

Tower Lines

66    Crossing

Where lines supported by towers cross over major railroads (see Rules 22.3-B), or major communication lines (see Rule 20.5-A1), or other tower lines of voltage exceeding 30,000 volts, the towers supporting the crossing spans shall be designed to withstand, with safety factors as specified in Rule 44, the most severe conditions of temperature and loading specified in Rule 43 combined with the unbalanced pull which would be caused by any two conductors dead-ended or any two conductors broken in the span adjacent to the crossing.