A bill to amend the Hazardous Materials Transportation Act of 1974 to prohibit the transportation of radioactive materials in densely populated areas.

[AI summary unavailable — showing source text] Amends the Hazardous Materials Transportation Act of 1975 to prohibit the Secretary of Transportation from permitting the transportation of any radioactive material through or into an area with a population density greater than 12,000 persons per square mile, except where such material is to be used for medical diagnosis or treatment or during a national emergency.…