What is the minimum unobstructed passageway width required for access to boilers on all sides?

The minimum unobstructed passageway width required for access to boilers on all sides is 18 inches. This width ensures that there is sufficient space for maintenance personnel to safely access the boiler for inspection, repair, and maintenance tasks without obstruction.

Providing an adequate passageway is essential for both safety and practicality; it helps avoid accidents and allows for the proper functioning of tools and equipment that may be needed for servicing the boiler. The regulatory standards, which often reflect best practices within the industry, highlight the importance of maintaining this minimum width to facilitate effective access.

By adhering to this requirement, plumbing contractors can ensure compliance with safety codes and facilitate the efficient operation of boiler systems, ultimately promoting a safer working environment.