Examkin

Question

Difficulty: MediumBacking Safety Rules

A driver must reverse a commercial motor vehicle into an unloading position where obstacles are present on both sides. To ensure maximum visibility and safety according to commercial vehicle control standards, which backing practice should the driver execute?

  1. A
    Turn and back toward the passenger side so the right convex mirror can provide a wider focal point.
  2. Back and turn toward the driver's side while continuously checking both side mirrors and maintaining a low speed.Answer
  3. C
    Accelerate briskly through the maneuver while focusing exclusively on the driver-side flat mirror.
  4. D
    Rely entirely on the vehicle's rear acoustic proximity sensors and side mirrors without checking blind spots beforehand.

Answer

Back and turn toward the driver's side while continuously checking both side mirrors and maintaining a low speed.
Backing toward the driver's side is the safest method because the operator can see the rear of the vehicle directly out the left window and in the driver-side mirror, providing far superior sightlines compared to blind-side backing.

Step-by-Step Solution

1
Determine the optimal approach path for the backing maneuver
Position the vehicle to set up sight-side backing toward the driver's left side.
Sight-side backing maximizes the driver's direct field of view out the driver-side window and along the vehicle body.
2
Control vehicle speed and mirror scanning during reverse movement
Operate the vehicle at a slow walking pace while alternating glances between both outside mirrors.
Slow speed allows immediate stopping if clearance changes or hazards enter the blind spots.

Key Concept

Sight-Side Backing and Controlled Mirror Scanning
Rate this question

Topics

Backing Safety Rules

More questions from this topic