Why are joints and bearings inspected together?

• A. They Interact To Accommodate Movement And Transfer Loads; Issues In One Can Affect The Other.
• B. Joints Only Affect Weatherproofing.
• C. Bearings Are Inspected Separately Because They Do Not Influence Joints.
• D. Inspecting Both Together Is Only For Documentation.

Answer: (A)

The main idea is that joints and bearings work together to handle movement and transfer loads, so problems in one can affect the other. Bearings support the structure and allow relative motion under loads and temperature changes, while joints accommodate expansion, contraction, and carriage of traffic loads while keeping water and debris out. If a joint starts to deteriorate, it can bind or misalign, increasing stress or friction on a bearing and speeding up wear or causing leakage. Likewise, a worn or misaligned bearing can change how the deck moves at the joint, leading to seal damage or improper load transfer. Inspecting them together helps you catch issues that propagate between the two and ensures a true understanding of the system’s condition.