What type of reinforcement is placed transversely across a concrete deck?

Transverse reinforcement is essential for the overall performance of a concrete deck, particularly in managing shear forces and distributing loads effectively. Primary reinforcement refers to the main steel bars that are placed in the concrete to withstand the tensile forces caused by bending moments and loads acting on a bridge deck.

In the case of a concrete deck, transverse reinforcement helps in maintaining the integrity of the structure by improving its shear strength. It is critical for resisting the forces that might tend to cause cracking and displacement, especially under live loads. By integrating primary reinforcement transversely, the design enhances the strength and durability of the bridge deck, allowing it to operate safely over its designed lifespan.

While secondary reinforcement, negative moment tension, and tensile reinforcement all play roles in various aspects of bridge design and construction, they do not specifically refer to the primary bars laid across the deck for the purpose of counteracting bending moments and shear. Thus, recognizing the function and significance of primary reinforcement specifically addresses the need for effective load distribution in the concrete deck.