383.113—Required skills.
(a) Basic vehicle control skills.
All applicants for a CDL must possess and demonstrate basic motor vehicle control skills for each vehicle group which the driver operates or expects to operate. These skills should include the ability to start, to stop, and to move the vehicle forward and backward in a safe manner.
(b) Safe driving skills.
All applicants for a CDL must possess and demonstrate the safe driving skills for their vehicle group. These skills should include proper visual search methods, appropriate use of signals, speed control for weather and traffic conditions, and ability to position the motor vehicle correctly when changing lanes or turning.
(c) Air brake skills.
Except as provided in § 393.95, all applicants shall demonstrate the following skills with respect to inspection and operation of air brakes:
(1) Pre-trip inspection skills.
Applicants shall demonstrate the skills necessary to conduct a pre-trip inspection which includes the ability to:
(ii)
Determine the motor vehicle's brake system condition for proper adjustments and that air system connections between motor vehicles have been properly made and secured;
(iii)
Inspect the low pressure warning device(s) to ensure that they will activate in emergency situations;
(iv)
Ascertain, with the engine running, that the system maintains an adequate supply of compressed air;
(v)
Determine that required minimum air pressure build up time is within acceptable limits and that required alarms and emergency devices automatically deactivate at the proper pressure level; and
(2) Driving skills.
Applicants shall successfully complete the skills tests contained in § 383.113 in a representative vehicle equipped with air brakes.
(d) Test area.
Skills tests shall be conducted in on-street conditions or under a combination of on-street and off-street conditions.
(e) Simulation technology.
A State may utilize simulators to perform skills testing, but under no circumstances as a substitute for the required testing in on-street conditions.