Code of Maryland Regulations
Title 20 - PUBLIC SERVICE COMMISSION
Subtitle 55 - SERVICE SUPPLIED BY GAS COMPANIES
Chapter 20.55.09 - Safety
Section 20.55.09.07 - Pipeline Location
Current through Register Vol. 51, No. 6, March 22, 2024
A. Burial. All pipelines shall be buried a minimum of 24 inches, or 18 inches in solid rock, where the term solid rock indicates the necessity for blasting or the use of pneumatic equipment.
B. Exceptions. Burial depths less than that specified but not less than 12 inches will be allowed if underground obstructions preclude those depths, if special line protection as accepted by the Commission is provided. The above requirements shall be applicable to existing pipelines within a reasonable period of time upon discovery of burial depth 12 inches or less, or of burial depths less than specified and deemed to be hazardous.
C. Identification.
D. Location of Residential Service Lines and Meters.