Modeling Plumbing Systems

BIM for Architecture, Engineering, and Construction Curriculum

Key Terms

The following key terms were used in this lesson:

Supply System

Piping systems that convey hot and cold water to supply the needs of plumbing fixtures in the building design.

Sanitary System

Piping systems that convey the used water away from sanitary fixtures and toward the sewage systems.


A vertical pipe.

Main Pipe

A larger horizontal pipe that supplies water to smaller branch pipes.

Branch Pipe

A smaller horizontal pipe that conveys water from the main pipe to an endpoint fixture.