Construction Supervisor License Practice Exam

What type of fasteners are usually preferred for wood-to-wood connections in construction?

1. Nails

2. Bolts

3. Screws

4. All of the above

The correct answer is: All of the above

In construction, wood-to-wood connections can effectively utilize various types of fasteners, which include nails, bolts, and screws. The choice of fastener depends on factors such as the specific application, the load requirements, and the ease of installation. Nails are commonly used because they can be driven quickly into the wood, allowing for efficient assembly. They also provide enough holding power for many residential applications where shear strength is crucial, especially in framing. Screws, on the other hand, have superior holding power due to their threaded design, which enables them to grip wood more effectively than nails. This makes screws ideal for applications where a stronger connection is needed, such as in cabinetry or when fastening parts that may experience movement. Bolts are preferred in situations requiring a very strong connection, often involving larger or heavier wood components. When high tension or shear loads are expected, bolts ensure stability and strength through the use of nuts and washers. By understanding the strengths of each type of fastener, it becomes clear that all these fasteners have their place in wood-to-wood connections. Therefore, being able to utilize nails, screws, and bolts appropriately for various situations underscores the versatility and importance of these fasteners in construction.