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PermitModule 2 · How the Machine Works

Week 11 of 52

Combination vehicles: fifth wheel geometry, kingpin, off-tracking

CFR49 CFR 393AAMVAsection 6ELDTA1.1.7ClassA

The seven videos

  1. MondayLesson 1 of 5

    Combination vehicles: off-tracking is geometry, not a mistake

    Covers the required minimum, then goes past it.

  2. TuesdayLesson 2 of 5

    Combination vehicles: kingpin distance and fifth-wheel offset, the two numbers that decide off-tracking

    Covers the required minimum, then goes past it.

  3. WednesdayLesson 3 of 5

    Combination vehicles: how the kingpin actually locks into the fifth wheel

    Covers the required minimum, then goes past it.

  4. ThursdayLesson 4 of 5

    Combination vehicles: coupling-device inspection, and the repair that always fails

    Covers the required minimum, then goes past it.

  5. FridayLesson 5 of 5

    Combination vehicles: the coupling-hardware marking rule that doesn't exist

    Covers the required minimum, then goes past it.

  6. SaturdayTips from the seat

    Tips from the seat, on this week’s subject. Not written yet.

  7. SundayCase law and war stories

    Case law and war stories, on this week’s subject. Not written yet.