U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590

Skip to content U.S. Department of Transportation/Federal Highway AdministrationU.S. Department of Transportation/Federal Highway Administration

Federal Highway Administration Research and Technology
Coordinating, Developing, and Delivering Highway Transportation Innovations

Public Roads
This magazine is an archived publication and may contain dated technical, contact, and link information.
Public Roads Home | Current Issue | Past Issues | Subscriptions | Article Reprints | Author's Instructions and Article Submissions | Search Public Roads
Publication Number:  FHWA-HRT-10-001 Vol. 73 No. 3    Date:  Nov/Dec 2009
Publication Number: FHWA-HRT-10-001 Vol. 73 No. 3
Date: Nov/Dec 2009



Designing Complex Interchanges

by Mark Doctor, George Merritt, and Steve Moler

Highway engineers address numerous challenges when planning the elaborate freeway interchanges needed in densely populated urban areas.

Rehabbing Maine's I-295 Southbound

by Meg Lane

Full road closure, robust public outreach, and diverse safety measures helped MaineDOT complete the job on time and on budget.

The Role of TTAPs in Tribal Transportation

by John J. Sullivan IV and Clark Martin

Through technical assistance and capacity building, these centers help native peoples meet safety and mobility needs in Indian country.

Developing Advanced Methods of Assessing Bridge Performance

by Hamid Ghasemi, John Penrod, and John M. Hooks

FHWA researchers are working to improve safety, reliability, and other metrics for ongoing analyses of the condition of highway structures.



Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000
Turner-Fairbank Highway Research Center | 6300 Georgetown Pike | McLean, VA | 22101

All Federal Highway Administration (FHWA) information technology systems will be unavailable, Friday, December 2, at 10:00 p.m. to Sunday, December 04, at 11:59 p.m., EDT, while work is being performed on the network. During that time, users will not be able to access any FHWA systems.

If you have any questions or problems, please contact the 5-Help Service Center @ (866) 466-5221 or 5-HelpServiceCenter@dot.gov.