§ 1183. Obligations of public utilities. Wherever railroad tracks,
street railroad tracks, gas pipes, telephone wires, telegraph wires,
electric light or power wires, or conduits for carrying telephone,
telegraph or electric wires, or other structures of any public service
corporation, extend in, along or across any part of the work authorized
by this title, it shall be and become the duty of the corporation owning
or using such tracks, pipes, wires or conduits, or other structures, to
make such changes in the same, at its own expense, as may be required
during the construction of the improvement provided for in this title,
and to construct or rebuild and maintain at its own expense its tracks,
pipes, wires or conduits and structures over or along the work by this
title authorized and constructed or in the process of construction in
pursuance thereof.