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
16

Facility Overview

Who We Are

The Federal Highway Administration's (FHWA's) Office of Research, Development, and Technology (RD&T) is located at the Turner-Fairbank Highway Research Center (TFHRC), a federally owned and operated national research facility in McLean, VA. The center houses 15...

Downgrading the Civil Model

It is sometimes required to share ORD files with partners who do not have the software.  Some special elements like profiles may not appear in a shared DGN file if the recipient does not have ORD.  This process explains how to remove the Civil Data and create a simple MicroStation file...

A+B Bidding (Price + Time)

WFLHD Supplement 9.6.2-1 Purpose: This supplement describes the process for implementing the A+B Bidding contracting method in WFLHD. Approved: 2/25/2021 Pages: 3 References: Project Folder for CPM Schedule Work Zone User Costs Concepts and Applications Documents...