# The Maryland Casualty Company — Pipeline Safety Interpretation

- **operation:** document
- **citation:** PI-72-0105
- **title:** The Maryland Casualty Company — Pipeline Safety Interpretation
- **source type:** guidance
- **agency:** Pipeline and Hazardous Materials Safety Administration
- **status:** guidance
- **official:** true
- **published on:** 1972-03-27
- **effective on:** Not available
- **summary:** PI-72-0105 response to The Maryland Casualty Company concerning 195.6.
- **machine formats:** - **json:** https://regulus.evalyn.ai/document/phmsa-interpretation-pi-72-0105.json
- **markdown:** https://regulus.evalyn.ai/document/phmsa-interpretation-pi-72-0105.md
- **app url:** https://regulus.evalyn.ai/document/phmsa-interpretation-pi-72-0105
- **source url:** https://www.phmsa.dot.gov/sites/phmsa.dot.gov/files/legacy/interpretations/Interpretation%20Files/Pipeline/1972/g72-03-27_kaye_195.6-wmx.pdf
**body:**

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PI-72-0105
March 27, 1972
Mr. T. R. Kaye, Supervisor
Loss Control Department
The Maryland Casualty Company
P.O. Box 1228
Baltimore, Maryland 21203
This will acknowledge receipt of your letter dated March 7, 1972, regarding Cross-Country Ammonia Pipe
Lines.
The Federal Railroad Administration has safety responsibility for the pipeline transportation of liquid
hazardous materials and petroleum products in interstate and foreign commerce. The Office of Pipeline Safety
provides technical consultation to the Administrator of the Federal Railroad Administration in administering
the regulations.
Part 195 of Title 49 of the Code of Federal Regulations pertain to safety regulations for the design,
construction, operation and maintenance of pipelines carrying hazardous materials and petroleum products in
liquid form. Liquid ammonia is one of the materials subject to these regulations. We are enclosing a copy of
these regulations for your assistance in this matter. We invite your attention to Section 195.6 requiring
notification of the transporting of liquid ammonia to the Administrator of the Federal Railroad Administration.
Gulf Central Pipeline Company, 1200 Thompson Building, 5th and Boston, Tulsa, Oklahoma 74103 and Mid-
American Pipeline Company, 1437 South Boulder Avenue, Tulsa, Oklahoma 74119 are transporting liquid
ammonia in interstate commerce subject to the regulations Part 195, 49 CFR. These companies may be able to
assist you regarding some of the information that you are seeking. We have information in our file submitted
by these two companies regarding the notice required under Section 195.6. These files are very lengthy and
are open for review to the public. These reports are available for 50 cents per page payable in check, draft, or
money order to the Treasurer of the United States.
We are also including copies of our liquid accident reports for the years 1968, 1969, and 1970. These reports
should also provide you some information regarding this subject.
We trust that we have been able to provide you with information regarding Cross Country Ammonia Pipe
Lines. If we can be of further assistance, please let us know.
Sincerely,
Original signed by:
Joseph C. Caldwell
Acting Director
Office of Pipeline Safety

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The Maryland
Post Office Box 1226
Baltimore, Maryland 21203
March 7, 1972
Office of Pipe Line Safety
U.S. Department of Transportation
Washington, D.C. 20590
Cross – Country Ammonia Pipe Lines
Gentlemen:
As a casualty insurance company we maintain a department that provides loss control service by field
representatives headquartered throughout our department that includes “Reference Sheets”. I am working
on a reference sheet pertaining to the Cross-country Ammonia Pipe Lines that have been installed, to my
knowledge, in the mid-continent of the United States.
I would like to know if there are any federal rules and regulations pertaining to the installation and operation
of these pipe lines. If there are, would you please let me know what they are and how I can obtain copies of
them.
Also, if there is any “Public Information” about the existence, operating experience, design criteria, future
plans, etc. pertaining to these pipe lines, I would appreciate receiving this information.
Yours truly,
T.R. Kaye
Supervisor
Loss Control Department
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