General Order 128
Section I
General Provisions
15.1 Changes and Special Installations
If, in a particular case or a special type of construction, exemption
from or modification of any of the requirements herein is desired, the Commission
will consider an application for such exemption or modification when accompanied
by a full statement of conditions existing and the reasons why such exemption
or modification is asked and is believed to be justifiable. It is to be understood
that, unless otherwise ordered, any exemption or modification so granted shall
be limited to the particular case or special type of construction covered
by the application.