Original General Order 128
Section
I
General Provisions
12 Applicability Of Rules
These rules shall apply (a) to all underground electrical supply systems used in connection with public utility service; when located in buildings, the vaults, conduit, pull boxes or other enclosures for such systems shall also meet the requirements of any statutes, regulations or local ordinances applicable to such enclosures in buildings; (b) to all underground communication systems used in connection with public utility service located outside of buildings.
12.1 Construction, Reconstruction or Replacement