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Interpretation Response #PI-72-025 ([Maryland Public Service Commission] [Charles C. Constantine])

Below is the interpretation response detail and a list of regulations sections applicable to this response.

Interpretation Response Details

Response Publish Date:

Company Name: Maryland Public Service Commission

Individual Name: Charles C. Constantine

Location State: MD Country: US

View the Interpretation Document

Response text:

July 11, 1972

Mr. Charles C. Constantine

Executive Secretary

Maryland Public Service Commission

301 West Preston Street

Baltimore, Maryland 21201

Dear Mr. Constantine:

This will acknowledge receipt of Case No. 6533 by the Maryland Public Service Commission granting a waiver to Washington Gas Light Company and the Baltimore Gas and Electric Company, from the requirements of Section 192.59(a)(1), Section 192.457(b), and Section 192.465(e) of Title 49 of the Code of Federal Regulations.

The Office of Pipeline Safety does not object to the granting of these waivers if the following conditions are included:

  1. The epoxy Epi-seal formulation is used as a pipeline liner consistent with the method contained in Patent No. 3,211,573, dated October 12, 1965, entitled "Plastic Lining of Pipe."
  2. The waiver terminates after three years.
  3. The Baltimore Gas and Electric Company and the Washington Gas Light Company will submit a report to the Maryland Public Service Commission 3 months before the waiver termination regarding the success or failure of this type of pipeline rehabilitation with a copy to the Office of Pipeline Safety.
  4. We trust that these conditions to the granting of the waiver will meet with your approval. If you have any questions regarding this matter, please let us know.


    Joseph C. Caldwell


    Office of Pipeline Safety

Regulation Sections

Section Subject
192.457 External corrosion control: Buried or submerged pipelines installed before August 1, 1971