[Code of Federal Regulations] [Title 46, Volume 4] [Revised as of October 1, 2006] From the U.S. Government Printing Office via GPO Access [CITE: 46CFR98.30-21] [Page 91] TITLE 46_SHIPPING (This book contains parts 90 to 139) CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED) PART 98_SPECIAL CONSTRUCTION, ARRANGEMENT, AND OTHER PROVISIONS FOR CERTAIN DANGEROUS CARGOES IN BULK--Table of Contents Subpart 98.30_Portable Tanks Sec. 98.30-21 Inspection prior to transfer. No person may transfer to or from a portable tank a product with a flashpoint of less than 300[deg] F unless the person in charge of the transfer determines that-- (a) Each warning signal and sign required in Sec. Sec. 98.30-33 and 98.30-35 is displayed; (b) No repair work in the vicinity of any portable tank is done without permission of the person in charge of the transfer operation; and (c) Riveting, welding, burning, or a similar operation is not done in the vicinity of a portable tank unless an inspection by the person in charge of the transfer ensures that the operation can be done safely.