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Interpretation Response #PI-75-059 ([Williams Brothers Engineering Company] [J. L. Williams])

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

Interpretation Response Details

Response Publish Date:

Company Name: Williams Brothers Engineering Company

Individual Name: J. L. Williams

Location State: OK Country: US

View the Interpretation Document

Response text:

Dec 12, 1975

Mr. J. L. Williams
Williams Brothers Engineering Company
6600 South Yale Avenue
Tulsa, OK 74136

Dear Mr. Williams:

This is with regard to the telephonic conversation between you and Mr. George L. Mocharko of this Office concerning installing gas pipelines uncased under a hard surface road.

Your interpretation of 49 CFR §192.103, §192.105, and §192.111(b)(2) is correct per your letter
and attachments dated August 4, 1975.

We trust this adequately responds to your inquiry.


Cesar DeLeon
Acting Director
Office of Pipeline
Safety Operations

Regulation Sections

Section Subject
192.103 General
192.105 Design formula for steel pipe
192.111 Design factor (F) for steel pipe