General Order 64-A
Section IV
Strength Requirements For All Classes Of Lines
47.6 Special Provisions.
Where necessary, in order to meet
the requirements of Rule 47.4, the longitudinal load may be distributed over
two structures on each side of the longitudinally weak section, provided that
the total section of line between such structures is in a straight line (or
suitably side guyed) and that it complies with the requirements as to
transverse strength and stringing of conductors.