North Carolina Building Contractor License Practice Exam

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What is the minimum offset requirement for end joints in double top plates?

12 inches
24 inches
36 inches
48 inches

The correct answer is: 24 inches

The minimum offset requirement for end joints in double top plates is established to ensure structural integrity and prevent weak points in framing. An offset of 24 inches helps to create a staggered joint, which disperses loads more evenly across the structure. This is crucial in maintaining the strength and stability of the walls being framed, particularly when they are subjected to vertical and lateral forces, such as wind or seismic activity. By adhering to the 24-inch requirement, builders can minimize the risk of potential failure at the joints, ensuring that the load is correctly transferred across both top plates. This practice is not only a good construction standard but is also likely reinforced by building codes and standards that guide safe construction practices.