Who must approve alternative washer-type indicating devices?

The Engineer of Record is the individual responsible for the structural design and ensuring that the construction meets the specified standards and codes. Their approval of alternative washer-type indicating devices is vital, as these components can impact the integrity of the structure. The Engineer of Record evaluates whether the proposed device maintains the design intent, safety, and performance as stipulated in the project documents.

This approval process is part of the checks and balances that ensure all materials and methods used in construction are compliant with established engineering principles and industry standards. By requiring the Engineer of Record's approval, it is ensured that any alternatives do not compromise the safety or functionality of the ultimately constructed structure.