FIRST PUBLISH OCTOBER 2024
Missouri Class E Driver's License
Information Exam Questions and Answers
The maximum height of any vehicle outside of a commercial zone on designated highways plus 10 miles
therefrom - Ans:✔✔-14 feet
The maximum height of any vehicle in a commercial zone - Ans:✔✔-15 feet
The maximum height on all other highways - Ans:✔✔-13 1/2 feet
Maximum width of any vehicle - Ans:✔✔-8 1/2 feet
Capacity to be a commercial zone - Ans:✔✔-Commercial zones exist only in cities with a population of
75,000 or more.
Commercial zone - Ans:✔✔-The commercial zone is one mile beyond the city limits, plus one mile for
every 50,000 residents or portion thereof, except for a few cities.
The commercial zone for St. Louis - Ans:✔✔-Extends 18 miles beyond the city limits.
The commercial zone for Kansas City - Ans:✔✔-Extends 12 miles beyond the city limits and includes the
city of Herrisonville.
The commerical zones for Springfield, St. Joseph, and Columbia - Ans:✔✔-Extend only 2 miles beyond
the city limits.
Maximum length for any single vehicle - Ans:✔✔-45 feet
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FIRST PUBLISH OCTOBER 2024
Maximum length for any bus or trackless trolley coach not including one foot in front and back for safety
bumper - Ans:✔✔-45 feet
Maximum length of truck-tractor and semi-trailer upon interstates and certain designated highways the
length of the semi-trailer (no overall maximum length, includes load). - Ans:✔✔-53 feet
Maximum length of truck-tractor and semi-trailer upon all other roads - Ans:✔✔-60 feet
Maximum length of truck-tractor, semi-trailer, and trailer combinations (double bottoms) upon
interstates and certain designated highways the length of the semi-trailer (no overall maximum length) -
Ans:✔✔-28 feet
Maximum length of truck-tractor, semi-trailer, and trailer combinations (double bottoms) upon all other
roads - Ans:✔✔-65 feet
Maximum length of truck and trailer(s) and all other combinations of vehicles upon interstates and
certain primary highways - Ans:✔✔-65 feet
Maximum length of truck and trailer(s) and all other combinations of vehicles upon all other roads -
Ans:✔✔-55 feet
Maximum length of Automobile Transporters and Boat Transporters including Conventional 5th Wheel
and Stingersteered - Ans:✔✔-75 feet (for combination unit plus 3 feet front to 4 feet overhang)
Maximum length of Driveaway Saddle Mount Combinations (Double or Triple on interstate and
designated highways) - Ans:✔✔-97 feet
Motor vehicle carriers may carry loads that extend beyond their legal length limits, but loads must not
extend more than 3 feet beyond the front or 4 feet beyond the rear of the vehicle. - Ans:✔✔-True
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