{"data":{"id":"us/49-cfr-176.715","jurisdiction":"us","citation":"49 CFR 176.715","heading":"Contamination control.","body":"Each hold, compartment, or deck area used for the transportation of low specific activity or surface contaminated object Class 7 (radioactive) materials under exclusive use conditions in accordance with § 173.427(b)(4), or § 173.427(c) must be surveyed with appropriate radiation detection instruments after each use. Such holds, compartments, and deck areas may not be used again for Class 7 (radioactive) materials exclusive use transport service, and then only for a subsequent exclusive use shipment utilizing the provisions of § 173.427(b)(4), or § 173.427(c) until the radiation dose rate at every accessible surface is less than 0.005 mSv/h (0.5 mrem/h), and the non-fixed contamination is not greater than the limits prescribed in § 173.443(a) of this subchapter.","path":["Title 49—Transportation","Subtitle B—Other Regulations Relating to Transportation","CHAPTER I—PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER C—HAZARDOUS MATERIALS REGULATIONS","PART 176—CARRIAGE BY VESSEL","Subpart M—Detailed Requirements for Radioactive Materials"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-49.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:34Z","sha256":"ad07b97855cd07a71295f664dc87aa3a39b0deb2233ec6dabe06e24ec43bfdc1","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-176.710","next":"us/49-cfr-176.720"},"notice":"GroundRules: Original legal text. Not legal advice."}