49 CFR 172 Special Provision TP32 (TP-Codes)

These provisions apply to the transportation of hazardous materials in IM and UN Specification portable tanks.

Code	TP32
Description	Portable tanks may be used subject to the following conditions: a. Each portable tank constructed of metal must be fitted with a pressure-relief device consisting of a reclosing spring loaded type, a frangible disc or a fusible element. The set to discharge for the spring loaded pressure relief device and the burst pressure for the frangible disc, as applicable, must not be greater than 2.65 bar for portable tanks with minimum test pressures greater than 4 bar; ,b. The suitability for transport in tanks must be demonstrated using test 8(d) in Test Series 8 (see UN Manual of Tests and Criteria, Part 1, Sub-section 18.7) (IBR, see §171.7 of this subchapter) or an alternative means approved by the Associate Administrator.
HazMat with this Code	No references found.