Missouri Code of State Regulations › Title 12 - DEPARTMENT OF REVENUE › Division 10 - Director of Revenue › Chapter 24 - Driver License Bureau Rules › Section 12 CSR 10-24.300 - Commercial Drivers License Written Examinations

Current through Register Vol. 49, No. 14, July 15, 2024
PURPOSE: This rule establishes the criteria for
				  taking the written examination for a Class A, Class B or Class C
				  license.
(1) The following
				shall be the types of written examinations for Class A, Class B and Class C
				licenses:
(A) Basic Knowledge Test-this
				examination shall consist of fifty (50) questions which shall include, but not
				be limited to, questions concerning safe vehicle operation, commercial motor
				vehicle safety control systems, procedures for safe vehicle control, principles
				and procedures for the proper handling of cargo and knowledge of what
				constitutes hazardous material;
(B)
				Air Brakes Test-this examination shall consist of twenty-five (25) questions
				which shall include, but not be limited to, questions concerning air brake
				systems nomenclature, dangers of contaminated air supply, implications of
				severed or disconnected air lines, implications of low air pressure, procedures
				for safe and accurate pretrip inspections and procedures for conducting en
				route and post-trip inspections of air brake systems;
(C) Combination Vehicle Test-this examination
				shall consist of twenty (20) questions, which shall include, but not be limited
				to, questions concerning coupling and uncoupling procedures and procedures for
				performing vehicle safety inspections on combination vehicles;
(D) Hazardous Material Test-this examination
				shall consist of thirty (30) questions which shall include, but not be limited
				to, questions concerning hazardous materials regulations, the hazardous
				materials table, shipping paper requirements, marking, labeling, placarding
				requirements, hazardous materials packaging, reporting hazardous materials
				accidents, tunnels and railroad crossings, forbidden materials and packaging,
				loading and unloading, cargo segregation, parking, routes, cargo tanks,
				emergency equipment operations and emergency response procedures;
(E) Tank Vehicle Test-this examination shall
				consist of twenty (20) questions which shall include, but not be limited to,
				questions concerning causes, prevention and effects of cargo surge, proper
				braking procedures, difference in handling baffled versus nonbaffled vehicles,
				effects of road grade and curvature on tank vehicles and proper use of
				emergency systems;
(F) Passenger
				Vehicle Test-this examination shall consist of twenty (20) questions which
				shall include, but not be limited to, questions concerning loading and
				unloading procedures, proper use of emergency exits, proper responses to
				emergency situations, proper procedures at railroad crossings and drawbridges
				and proper braking procedures;
(G)
				Double/Triple Trailer Test-this examination shall consist of twenty (20)
				questions which shall include, but not be limited to, questions concerning
				procedures for assembly and hookup of units, proper placement of heaviest
				trailer, handling and stability characteristics of double/triple combinations
				and potential traffic problems of double/triple combinations; and
(H) School Bus Test-this examination shall
				consist of twenty (20) questions which shall include, but not be limited to,
				questions concerning loading and unloading of passengers, emergency exits
				procedures for safely evacuating passengers, and state and federal laws and
				regulations related to safely traversing highway rail grade
				crossings.