Rough terrain crane capacities are generally greater over which quadrant?

Rough terrain cranes are typically designed with enhanced stability and lifting capacities when operating in the front quadrant. This is due to the crane's structural design and the distribution of its weight during lifting operations. When a load is lifted from the front, the crane benefits from the support of its large, wide base, which is engineered to provide optimal balance and strength.

This design allows the crane to handle heavier loads in the forward direction compared to other quadrants. Additionally, the front quadrant is where operators can most effectively utilize the crane's boom angles and reach capabilities, further increasing the load capacity.

In contrast, capacities in the back, left, and right quadrants tend to be lower due to factors such as the crane’s center of gravity shifting and less structural support from the stabilizers or outriggers when lifting loads from these positions. This design consideration is crucial for safe operation, as exceeding the recommended lifting capacity in any quadrant could lead to tipping or structural failure.