The location of bridging in construction depends on what factor?

The correct answer relates to the length of the span because it significantly influences the placement and effectiveness of bridging in construction. Bridging is vital for providing lateral support and stability to beams, particularly in areas where there is a risk of lateral-torsional buckling.

When determining where to place bridging, the span length is a critical factor because it impacts the load distribution and the structural integrity of the system. Longer spans often require additional support to prevent deflection and maintain stability, making the length of the span a decisive factor in the design and placement of bridging members.

While the width of the beam, type of material used, and height of the structure are relevant in various contexts, they do not directly dictate bridging placement in the same way that the length of the span does. The specific requirements for bridging placements will vary depending on the engineering judgments based on span length to ensure safety and performance.