### Question
How is the term off-system bridge defined?


### Answer
The term **off-system bridge** is defined in *23 U.S.C. § 133* as the following:

> a highway bridge located on a public road, other than a bridge on a Federal-aid highway

#### Citation:
  - *23 U.S.C. § 133*
  - Heading: **CHAPTER 1-FEDERAL-AID HIGHWAYS**

