49 CFR 175.706 - Separation distances for undeveloped film from packages containing Class 7 (radioactive) materials.

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§ 175.706 Separation distances for undeveloped film from packages containing Class 7 (radioactive) materials.

No person may carry in an aircraft any package of Class 7 (radioactive) materials required by § 172.403 of this subchapter to be labeled Radioactive Yellow-II or Radioactive Yellow-III closer than the distances shown in the table below to any package marked as containing underdeveloped film.

Transport index Minimum separation distance to nearest undeveloped film for various times in transit
Up to 2 hours 2 to 4 hours 4 to 8 hours 8 to 12 hours Over 12 hours
Meters Feet Meters Feet Meters Feet Meters Feet Meters Feet
0.1 to 1.0 0.3 1 0.6 2 0.9 3 1.2 4 1.5 5
1.1 to 5.0 0.9 3 1.2 4 1.8 6 2.4 8 3.3 11
5.1 to 10.0 1.2 4 1.8 6 2.7 9 3.3 11 4.5 15
10.1 to 20.0 1.5 5 2.4 8 3.6 12 4.8 16 6.6 22
20.1 to 30.0 2.1 7 3 10 4.5 15 6 20 8.7 29
30.1 to 40.0 2.4 8 3.3 11 5.1 17 6.6 22 9.9 33
40.1 to 50.0 2.7 9 3.6 12 5.7 19 7.2 24 10.8 36

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United States Code

Title 49 published on 2015-10-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 49 CFR Part 175 after this date.

  • 2015-11-23; vol. 80 # 225 - Monday, November 23, 2015
    1. 80 FR 72914 - Hazardous Materials: Editorial Corrections and Clarifications (RRR)
      GPO FDSys XML | Text
      DEPARTMENT OF TRANSPORTATION, Pipeline and Hazardous Materials Safety Administration
      Final rule.
      This regulation is effective December 23, 2015.
      49 CFR Parts 171, 172, 173, 175, 176, 177, 178 and 180