We are committed to providing our visitors with useful and updated information. We invite you to visit this page frequently to see what items have been added or updated on the Turner-Fairbank Highway Research Center Web site.

2009

December

TechBrief: Displaced Left-Turn Intersection, FHWA-HRT-09-055.-- posted on December 28, 2009

TechBrief: Simulator Evaluation of Low-Cost Safety Improvements on Rural Two-Lane Undivided Roads: Nighttime Delineation for Curves and Traffic Calming for Small Towns, FHWA-HRT-09-062.-- posted on December 18, 2009

FWD (Falling Weight Deflectometer) Calibration Video.-- posted on December 16, 2009

Bridge Pressure Flow Scour for Clear Water Conditions, FHWA-HRT-09-041.-- posted on December 15, 2009

TechBrief: Surrogate Safety Assessment Model (SSAM), FHWA-HRT-10-020.-- posted on December 15, 2009

TechBrief: High Performance Concrete Bridge Deck Investigation, FHWA-HRT-09-070.-- posted on December 14, 2009

TechBrief: Structural Behavior of a Prototype UHPC Pi-Girder, FHWA-HRT-09-068.-- posted on December 14, 2009

Safety Evaluation of Improved Curve Delineation, FHWA-HRT-09-045.-- posted on December 11, 2009

TechBrief: Structural Behavior of a 2nd Generation UHPC Pi-Girder, FHWA-HRT-09-069. -- posted on December 11, 2009

Development of a Multiaxial Viscoelastoplastic Continuum Damage Model for Asphalt Mixtures, FHWA-HRT-08-073. -- posted on December 10, 2009

TechBrief: Double Crossover Diamond Interchange, FHWA-HRT-09-054. -- posted on December 9, 2009

TechBrief: Displaced Left-Turn Interchange, FHWA-HRT-09-056. -- posted on December 9, 2009

TechBrief: Median U-Turn Intersection, FHWA-HRT-09-057. -- posted on December 9, 2009

TechBrief: Restricted Crossing U-Turn Intersection, FHWA-HRT-09-059. -- posted on December 9, 2009

The November 2009 Focus is now online. -- posted on December 3, 2009

November

FHWA R&T Now - November 2009. -- posted on November 24, 2009

The October 2009 Focus is now online. -- posted on November 13, 2009

November/December Public Roads is now online. -- posted on November 12, 2009

October

Fact Sheet: Crack-Resistant Concrete— Maximizing the Service Life of Transportation Infrastructure, FHWA-HRT-09-065. -- posted on October 22, 2009

Fact Sheet: Next-Generation Smart Traffic Signals— RHODES With Intellidrive— the Self-Taught Traffic Control System, FHWA-HRT-09-063. -- posted on October 22, 2009

TechBrief: Publications Catalog, October 2008 - September 2009, FHWA-HRT-10-018. -- posted on October 21, 2009

TechBrief: Improved Corrosion-Resistant Steel For Highway Bridge Construction Knowledge-Based Design, FHWA-HRT-09-053. -- posted October 20, 2009

The September 2009 Focus is now online. -- posted on October 1, 2009

September

FHWA R&T Now - September 2009. -- posted on September 21, 2009

September/October Public Roads is now online. -- posted on September 15, 2009

August

The August 2009 Focus is now online. -- posted on August 27, 2009

LTPP Newsletter, Summer 2009, Volume 5, Issue 3. -- posted on August 27, 2009

Fact Sheet: Integrated Urban Systems Modeling—Designing a Seamless, Comprehensive Approach to Transportation Planning, FHWA-HRT-09-042. -- posted on August 21, 2009

LTPP Beyond FY 2009: What Needs to Be Done?, FHWA-HRT-09-052. -- posted August 19, 2009

TechBrief: Safety Evaluation of Improved Curve Delineation, FHWA-HRT-09-046. -- posted August 18, 2009

Research Project Summary of Selected Items FY 2007-2008, FHWA-HRT-09-038. -- posted August 6, 2009

July

The Value of Research, Telling the R&T Story, FHWA-HRT-09-050. -- posted on July 30, 2009

Fact Sheet: Real-Time Measurement of Soil Stiffness During Static Compaction, FHWA-HRT-09-047. -- posted on July 29, 2009

The July 2009 Focus is now online. -- posted on July 28, 2009

FHWA R&T Now - July 2009. -- posted on July 20, 2009

July/August Public Roads is now online. -- posted on July 17, 2009

The June 2009 Focus is now online. -- posted on July 14, 2009

TechBrief: Safety Evaluation of Offset Improvements for Left-Turn Lanes, FHWA-HRT-09-036. -- posted July 9, 2009

Safety Evaluation of Lane and Shoulder Width Combinations on Rural, Two-Lane, Undivided Roads, FHWA-HRT-09-031. -- posted on July 9, 2009

Safety Evaluation of Advance Street Name Signs, FHWA-HRT-09-029. -- posted on July 9, 2009

TechBrief: Safety Evaluation of Advance Street Name Signs, FHWA-HRT-09-030. -- posted on July 8, 2009

Safety Evaluation of Offset Improvements for Left-Turn Lanes, FHWA-HRT-09-035. -- posted on July 8, 2009

Fact Sheet: Increasing Highway Throughput Communications and Control Technologies to Improve Traffic Flow, FHWA-HRT-09-037. -- posted on July 1, 2009

Fact Sheet: Seeing in the Dark Improving Understanding of Driver Visibility Requirements at Night, FHWA-HRT-09-024. -- posted on July 1, 2009

June

LTPP Newsletter, Spring 2009, Volume 5, Issue 2. -- posted on June 23, 2009

May/June Public Roads is now online. -- posted on June 23, 2009

Hydrodynamic Forces on Inundated Bridge Decks , FHWA-HRT-09-028. -- posted on June 11, 2009

TechBrief: Safety Evaluation of Lane and Shoulder Width Combinations on Rural, Two-Lane, Undivided Roads, FHWA-HRT-09-032. -- posted on June 9, 2009

The May 2009 Focus is now online. -- posted on June 8, 2009

May

FHWA R&T Now - May 2009.-- posted on May 29, 2009

Corrosion Resistant Alloys for Reinforced Concrete , FHWA-HRT-09-020, April 2009. -- Posted on May 28, 2009

April

SafetyAnalyst Brochure (April 2009). -- posted on April 24, 2009

TechBrief: Traffic Calming on Main Roads Through Rural Communities Publication, FHWA-HRT-08-067. -- posted on April 24, 2009

The April 2009 Focus is now online. -- posted on April 23, 2009

March/April Public Roads is now online. -- posted on April 23, 2009

Long-Term Pavement Performance Computed Parameter: Frost Penetration, FHWA-HRT-08-057, November 2008. -- posted on April 6, 2009

March

LTPP Manual for Profile Measurements and Processing, FHWA-HRT-08-056. -- posted on March 27, 2009

FHWA R&T Now - March.-- posted on March 25, 2009

The March 2009 Focus is now online. -- posted on March 23, 2009

SUMMARY: Evaluation of Sign and Marking Alternatives for Displaced Left-Turn Lane Intersections, FHWA-HRT-08-071. -- posted March 19, 2009

Expertise Directory. -- posted March 11, 2009

Long-Term Pavement Performance Compliance with Department of Transportation Information Dissemination Quality Guidelines, FHWA-HRT-08-065. -- posted on March 9, 2009

FHWA Long-Term Bridge Performance Program Transportation Research Board (TRB) 88th Annual Meeting Presentation. -- posted on March 5, 2009

Turner-Fairbank Highway Research Center Brochure, FHWA-HRT-08-066. -- posted on March 3, 2009

Two Low-Cost Safety Concepts for Two-Way Stop-Controlled, Rural Intersections on High-Speed Two-Lane, Two-Way Roadways, FHWA-HRT-08-063. -- posted on March 3, 2009

February

LTPP Newsletter, Winter 2009, Volume 5, Issue 1. -- posted on February 26, 2009

Session Summary: Federal Highway Administration (FHWA) Long-Term Bridge Performance Program Transportation Research Board (TRB) 88th Annual Meeting (January 15, 2009). -- February 26, 2009

TechBrief: High-Performance Materials for Substructures, Foundations, and Earth Retaining Systems Workshop (FHWA-HRT-08-058), FHWA-HRT-08-058, February 2009. -- posted on February 26, 2009

FHWA R&T Now - January. -- posted on February 20, 2009

The January/February 2009 Focus is now online. -- posted on February 19, 2009

January

January/February Public Roads is now online. -- posted on January 28, 2009

The December 2008 Focus is now online. -- posted on January 26, 2009

Test Track and Driving Simulator Evaluations of Warnings to Prevent Right-Angle Crashes at Signalized Intersections, FHWA-HRT-08-070. -- posted on January 23, 2009

Fact Sheet: Office of Safety R&D, FHWA-HRT-08-025, September 2008. -- posted on January 12, 2009

SafetyAnalyst Brochure, FHWA-HRT-09-023. -- posted on January 9, 2009

Fact Sheet: Office of Infrastructure Research & Development, FHWA-HRT-08-069 -- posted on January 3, 2009