Title 49

SECTION 175.706

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

§ 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