A forklift operator sitting in the cab has clear vision straight ahead. That is the dangerous assumption. The reality is that a typical counterbalance forklift has at least four major blind spots, and some configurations create even more. These blind spots hide pedestrians, rack uprights, and other forklifts until it is too late. Knowing where they are is the first step to avoiding the accidents they cause.
The first blind spot is directly in front of the operator, hidden by the mast. The mast channels, hoses, and chains create a vertical barrier that blocks the view of anything directly ahead of the forks. When the forks are raised, the load itself adds to this blind spot, completely obscuring whatever is in front of the truck. A pedestrian standing six feet in front of a loaded forklift may be invisible to the operator.
The second blind spot is the right rear corner. The counterweight, overhead guard leg, and hydraulic hoses all converge to block the operator's view to the right and behind. This is the most dangerous blind spot because it is where operators look when backing up and turning right. A pedestrian approaching from that angle cannot be seen without turning the head sharply and leaning forward.
The third blind spot is the left rear corner. While slightly less obstructed than the right side, the left rear still hides pedestrians and obstacles. The overhead guard leg and counterweight create a significant visual barrier. Many operators assume they can see everything behind them by glancing over their left shoulder, but the counterweight blocks the lower portion of that view.
The fourth blind spot is directly behind the forklift. The counterweight rises high enough to hide a person standing close to the back of the truck. The overhead guard further restricts the view. A full revolution of the head does not guarantee the operator can see a child, a coworker, or a piece of equipment directly behind the forklift.
These four blind spots exist on every standard counterbalance forklift regardless of brand or capacity. Some configurations add more. A forklift with a full cab and solid rear door creates additional blind spots. A forklift carrying a wide load completely blocks forward visibility, creating a temporary blind spot that moves with the load. A forklift operating in reverse with the load trailing shifts the blind spots to the front of the truck.
OSHA estimates that pedestrian strikes account for nearly twenty percent of all forklift accidents, and the majority of those strikes happen because the operator could not see the pedestrian before it was too late. The blind spots are not design flaws. They are unavoidable consequences of putting a heavy mast in front of the operator and a heavy counterweight behind. But acknowledging their existence and adjusting behavior accordingly can prevent the accidents they cause.
Operators can compensate for blind spots by using their horn at every intersection and blind corner, by looking in the direction of travel before moving, by using mirrors and backup cameras when available, and by asking for a spotter in congested areas. The safest operators are the ones who never assume they can see everything. They know the blind spots are there, and they act as if a pedestrian is hiding in every one.