InstituteHazmat: AirTransportationHazmat SafetyHazmat EdgeChartsHazmat: AirEnglishAnalysisFocus AreaUSA
Separation distance for radioactive materials and film transported by air
When transported by air, materials labeled as Radioactive Yellow–II or Radioactive Yellow–III must be separated from undeveloped film by the distances listed in the chart below.
| 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 | ||||||
| Meter | Feet | Meter | Feet | Meter | Feet | Meter | Feet | Meter | Feet | |
| 0.1-1.0 | 0.3 | 1 | 0.6 | 2 | 0.9 | 3 | 1.2 | 4 | 1.5 | 5 |
| 1.1-5.0 | 0.9 | 3 | 1.2 | 4 | 1.8 | 6 | 2.4 | 8 | 3.3 | 11 |
| 5.1-10.0 | 1.2 | 4 | 1.8 | 6 | 2.7 | 9 | 3.3 | 11 | 4.5 | 15 |
| 10.1-20.0 | 1.5 | 5 | 2.4 | 8 | 3.6 | 12 | 4.8 | 16 | 6.6 | 22 |
| 20.1-30.0 | 2.1 | 7 | 3 | 10 | 4.5 | 15 | 6 | 20 | 8.7 | 29 |
| 30.1-40.0 | 2.4 | 8 | 3.3 | 11 | 5.1 | 17 | 6.6 | 22 | 9.9 | 33 |
| 40.1-50.0 | 2.7 | 9 | 3.6 | 12 | 5.7 | 19 | 7.2 | 24 | 10.8 | 36 |