strength at the ground line.
be decreased in theater of operations
gives the recommended setting depths
construction where safety factors are
in soil and in rock.
The engineer officer must
setting or installation of the poles
use sound judgment in establishing
is done by one of three methods: by
hand, with a crane, or by using a
project, taking into
nearby pole as a gin pole.
of conductors over ground, rails, and
other objects are given in figure 10.
Special consideration must be given to
railroad yards and material handling
Allow a minimum horizontal
outside face of a curb or roadbed to
the face of the pole to prevent damage
Illustration of sag.
by vehicles. The clearances shown may
Line Wire Sag in Inches
Service Drop Wire Sag in Inches