You take over a school bus from a taller driver. What should happen before you operate it?
Correct answer: Check and adjust each mirror for your own seated view.
Mirror coverage depends on the driver's position. Check all mirrors before operation and have any inadequate view corrected.
Source: Colorado Commercial Driver License Manual (06/15/23), Section 10.1.2, physical PDF page 108. Reviewed September 14, 2026. ↗
What should properly adjusted outside flat mirrors show on a school bus?
Correct answer: Bus sides, rear tires at ground level and traffic behind.
Flat mirrors help monitor side clearances and rear traffic. They do not remove the close-in blind spots in front of or behind the bus.
Source: Colorado Commercial Driver License Manual (06/15/23), Section 10.1.3, physical PDF page 108. Reviewed September 14, 2026. ↗
During a mirror check, which view belongs in the outside convex mirrors?
Correct answer: The bus sides and at least one adjacent lane on each side.
The handbook calls for side coverage up to the mirror mounts, the front of the rear tires touching the ground, and an adjacent lane on each side.
Source: Colorado Commercial Driver License Manual (06/15/23), Section 10.1.4, physical PDF page 109. Reviewed September 14, 2026. ↗
How should crossover-mirror coverage meet the area you can see directly ahead?
Correct answer: The mirror view and direct view should overlap.
Overlapping views help avoid an unseen gap in the front danger zone. Proper adjustment includes the front bumper area at ground level and the front tires.
Source: Colorado Commercial Driver License Manual (06/15/23), Section 10.1.5, physical PDF page 109. Reviewed September 14, 2026. ↗
Can the overhead inside mirror replace exterior checks before you leave a student stop?
Correct answer: No; it primarily monitors the passenger compartment.
The interior mirror is mainly for observing students. Its limited rear view and blind spots do not replace the exterior mirror checks for traffic and children.
Source: Colorado Commercial Driver License Manual (06/15/23), Section 10.1.6, physical PDF page 110. Reviewed September 14, 2026. ↗
As you slow for a student stop, when should you check for children and traffic?
Correct answer: Before, during and after bringing the bus to a stop.
Approach cautiously while repeatedly scanning pedestrians, traffic and the mirrors. A situation can change while the bus is slowing or stopped.
Source: Colorado Commercial Driver License Manual (06/15/23), Section 10.2.1, physical PDF page 110. Reviewed September 14, 2026. ↗
The red loading lights are flashing. What must you confirm before fully opening the door and signaling children to approach?
Correct answer: Traffic has actually stopped.
Warning lamps and the stop arm do not physically stop a motorist. Make the final traffic check before inviting children toward the bus.
Source: Colorado Commercial Driver License Manual (06/15/23), Section 10.2.1, physical PDF page 110. Reviewed September 14, 2026. ↗
How should students board after you give the signal?
Correct answer: Slowly, single file, using the handrail.
Orderly, single-file boarding with the handrail reduces falls and lets you observe each student. Use the dome light when darkness makes the steps harder to see.
Source: Colorado Commercial Driver License Manual (06/15/23), Section 10.2.2, physical PDF page 111. Reviewed September 14, 2026. ↗
Everyone you first saw at the stop is seated. Why check the mirrors again before departure?
Correct answer: A late-arriving child may now be approaching the bus.
Children may run toward a bus after the original group boards. Make the final exterior checks before returning safely to traffic.
Source: Colorado Commercial Driver License Manual (06/15/23), Section 10.2.2, physical PDF page 111. Reviewed September 14, 2026. ↗
At a drop-off stop, when should students leave their seats?
Correct answer: After the driver tells them to unload.
Students stay seated until the driver releases them to unload. The driver counts them off and verifies that each has moved to a safe, visible position.
Source: Colorado Commercial Driver License Manual (06/15/23), Section 10.2.3, physical PDF page 111. Reviewed September 14, 2026. ↗
Why watch a student's clothing and backpack while the student steps off?
Correct answer: They can catch on the handrail or door area.
Loose straps or clothing can snag during exit. Watch each student clear the doorway and reach a safe location before departure.
Source: Colorado Commercial Driver License Manual (06/15/23), Section 10.2.5, physical PDF page 112. Reviewed September 14, 2026. ↗
A student has crossed in front of the bus to its left edge. What comes next?
Correct answer: Stop, check traffic and confirm it is safe to continue.
The bus can hide approaching traffic. At its left edge the student makes another traffic check and follows the driver's crossing signal before continuing.
Source: Colorado Commercial Driver License Manual (06/15/23), Section 10.2.3, physical PDF page 111. Reviewed September 14, 2026. ↗
