To make it easier, the number parts deal with their own topic and subject matter. These are:
- Part 171: This contains the definitions, reference materials, reporting requirements, and procedural requirements;
- The part 172: Contains the hazmat table and has com requirements;
- Part 173: This part includes the hazard classifications for classifying materials (see the DOT list);
- The part 174: This covers transport by rail car;
- Part 175: Covers transport by aircraft;
- The part 176: This part covers by water vessel;
- Part 177: This covers transport by motor vehicles;
- The part 178: Includes specifications in regards to proper packaging;
- Part 179: This includes the special requirements for tank cars;
- The part 180: Covers more of the maintenance and qualification for packaging.
So Like I have said they take this stuff very seriously!