Utility Flow Diagram

The Utility Flow Diagram shows the piping, valves, and instrumentation for the basic plant utilities. Utilities are services that are essential to the proper function of the plant. These utilities correspond to some of the same utilities used in a typical house, such as water, gas, and sewer drains. Some of the common plant utilities are:

• steam
• condensate
• fuel oil
• utility air
• instrument air
• cooling water
• drainage systems
• flare system