North Carolina Building Contractor License Practice Exam

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What is the recommended lap distance for durawire?

3 times the width of the wire
4 times the width of the wire
2 times the width of the wire
5 times the width of the wire

The correct answer is: 3 times the width of the wire

The recommended lap distance for durawire is indeed three times the width of the wire. This guideline ensures that the wire maintains structural integrity and effective performance in construction applications. When lap distances are appropriately adhered to, it helps to distribute loads evenly, reduces the risk of structural failure, and enhances the overall stability of the installation. It is crucial in ensuring that the joints are secure and can withstand the forces applied to them over time. In building practices, especially when working with materials like durawire that are used for reinforcement, adhering to specific measurements is vital for safety and compliance with building codes. This standard helps contractors avoid potential issues during inspections and maintenance in the lifespan of the structure.