---
kind: "unit"
title: "23"
title_heading: "Highways"
key: "chI/subchG/part655"
level: "part"
label: "Part 655"
heading: "Traffic Operations"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/23/chI-subchG-part655"
sections_count: 7
---

# Part 655 — Traffic Operations

Title 23 C.F.R. — Highways › Chapter I — Federal Highway Administration, Department of Transportation › Subchapter G — Engineering and Traffic Operations

## Contents

- [Subpart A-E — Subparts A-E [Reserved]](/cfr/23/chI-subchG-part655-subpartA-E.md)
- [Subpart F — Traffic Control Devices on Federal-Aid and Other Streets and Highways](/cfr/23/chI-subchG-part655-subpartF.md)
- [Subpart G — Subpart G [Reserved]](/cfr/23/chI-subchG-part655-subpartG.md)