USA Banner

Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

General

Legacy ID
21

RSA Peer-to-Peer Assistance

A road safety audit (RSA) proactively examines the safety performance of an existing or future road or intersection. RSAs are conducted by an independent multidisciplinary team and can be used during any phase of project development as well as on any size project. Technical or procedural...

Traffic Calming ePrimer – Module 3

Toolbox of Individual Traffic Calming Measures

For each of the traffic calming measures covered in this ePrimer, the following four sections are provided:

  1. A description of the measure and its general purpose,
  2. An overview of the setting where each...

Traffic Calming ePrimer – Module 2

Traffic Calming Basics

2.1 Traffic Calming Definition

Definitions of traffic calming have varied from publication to publication over the years. The following "definition," which has been developed by FHWA and ITE for this ePrimer, is a robust description...