Mr. Ward Hildreth — Hazardous Materials Safety Interpretation

Page 1f Transportatic S. Departmer 400 Seventh St., S.W. Washington, D.C. 20590 Amarantes FEB 1 1 2005 Mr. Ward Hildreth 7405 Addie Drive Reference No.: 05-0008 Mechanicsville, VA 23111 Dear Mr. Hildreth: This responds to your letter requesting clarification of the requirements regarding the transportation of propane by a non-profit organization for disaster relief under the Hazardous Materials Regulations (HMR; 49 CFR Parts 171-180). Your questions are paraphrased and answered below: transported in a trailer? Q1. Are there regulations pertaining to the quantity and size of propane tanks that can be Al. There are no limits on the quantity and size of propane tanks that may be transported in a trailer provided the tanks comply with § 173.24, the cylinder requirements in § 173.304, or the cargo tank and portable tank requirements in § 173.315 of the HMR, as applicable. Q2. Can a 500-600 pound propane tank mounted on a utility trailer be transported? A2. The answer is yes, provided your propane tanks; i.e. cylinders with a water capacity ranging from 60 to 72 gallons, conform to the requirements specified in § 173.304(d). Additional requirements for transporting Class 2 (gases) by highway are found in §§ 177.834 and 173.840 of I hope this satisfies your request. Sincerely, Hotte z. Michell Hattie L. Mitchell Chief, Regulatory Review and Reinvention Office of Hazardous Materials Standards 173.24 /73.315 050008#

Page 2Jan-10-05 12:03P Ward Hildreth 559-2279 P.02 Betts Ward Hildreth §1711 7405 Addie Drive Mechanicsville, VA 23111 $173.6 January 10, 2005 $ 173.315 Portable Tanks Edward Mazzullo, Director, Office of Hazardous Materials Standards 05-0008 Fax 202-366-3012 Dear Sir, This morning I had a conversation with a member of your staff regarding the to request an opinion. non-commercial transport of propane gas. Following her suggestion, I am writing The question relates to a disaster response feeding kitchen operated by volunteers and owned by a non-profit religious organization. The unit responds to floods, hurricanes, and other disasters in Virginia and other states. The meals prepared by the kitchen are provided free of charge to victims. We transport several propane tanks on the trailer to supply cooking equipment The tanks are not connected to the cooking equipment while they are on the Our question is, are their regulations regarding the quantity and size of tanks we can transport in the trailer? Can we transport a large 500 - 600 pound tank mounted on a utility trailer? Thank you for your assistance Ward Hildreth#