Red Seal Ironworker (Structural/Ornamental) Practice Exam

How are bolts typically installed in structural ironwork?

1. By welding them in place

2. Through drilling or punching holes and fastening with nuts

3. Using glue or adhesive materials

4. With a hydraulic press

The correct answer is: Through drilling or punching holes and fastening with nuts

Bolts are commonly installed in structural ironwork by drilling or punching holes in the steel members and then fastening them with nuts. This method is essential because it provides a secure and reliable connection between structural components. The process begins with determining the appropriate size and spacing for the holes based on the design requirements and making them in the steel members either through drilling or punching. After the holes are prepared, the bolts are inserted, and nuts are used to tighten them securely, ensuring that structural integrity is maintained under various loads. Using this method allows for easy adjustments, disassembly, and replacement if needed, which is advantageous for maintenance and repairs. Additionally, this practice conforms with industry standards and ensures that connections can support the required structural loads safely. Other methods, such as welding or adhesive bonding, are not typical for securing bolts in structural applications, as they serve different purposes and may not provide the same level of functionality in the context of ironwork.