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.

2007

December

The December 2007 Focus is now online. -- posted on December 28, 2007

TechBrief: Multiple Corrosion Protection Systems for Reinforced Concrete Bridge Components, FHWA-HRT-07-044, August 2007. -- posted on December 26, 2007

Organizational and Expertise Directory, Fall 2007, FHWA-HRT-08-021. -- posted on December 21, 2007

November/December Public Roads is now online. -- posted on December 19, 2007

Manual for LS-DYNA Wood Material Model 143, FHWA-HRT-04-097, August 2007. -- posted on December 18, 2007

Laboratory Roadmap updated. -- posted on December 11, 2007

Structures Laboratory Assessment Summary Report updated. -- posted on December 11, 2007

Highway Safety Information Systems Laboratory (HSIS) Assessment Summary Report. -- posted on December 11, 2007

Laboratory Assessment Summary Crash Analysis & Testing Laboratories (NCAC / FOIL). -- posted on December 11, 2007

The November 2007 Focus is now online. -- posted on December 10, 2007

New TFHRC/DOT Shuttle schedule effective 12/10/07. -- posted on December 7, 2007

Strategic Plan for LTPP Data Analysis updated. -- posted on December 6, 2007

Technical Advisory Committee Meeting Notes, June 19-20, 2007 -- posted December 5, 2007

Technical Advisory Committee Meeting Agenda, June 19-20, 2007 -- posted December 5, 2007

Evaluation of Low-Cost Safety Improvements Pooled Fund Study Progress Report, September, 2007 -- posted December 5, 2007

TechBrief: Wind-Induced Vibration of Stay Cables, FHWA-HRT-05-084, July 2007. -- posted on December 3, 2007

Wind-Induced Vibration of Stay Cables, FHWA-HRT-05-083, August 2007. -- posted on December 3, 2007

November

Technical Publications Catalog (October 2006 – September 2007), FHWA-HRT-08-023. -- posted on November 29, 2007

Laboratory Procedure for the Determination of Lime in Hot Mix Asphalt. -- posted on November 20, 2007

Test Method for Detecting the Presence of Phosphoric Acid in Asphalt. -- posted on November 20, 2007

Updates to Research on Recommended Minimum Levels for Pavement Marking Retroreflectivity to Meet Driver Night Visibility Needs, FHWA-HRT-07-059, October 2007. -- posted on November 20, 2007

September/October Public Roads is now online. -- posted on November 6, 2007

October

The October 2007 Focus is now online. -- posted on October 31, 2007

TechBrief: Analysis of an Ultra-High Performance Concrete Two-Way Ribbed Bridge Deck Slab, FHWA-HRT-07-055, October 2007. -- posted on October 25, 2007

Model Minimum Inventory of Roadway Elements—MMIRE, FHWA-HRT-07-046, August 2007. -- posted on October 25, 2007

Hydraulics Laboratory Fact Sheet , FHWA-HRT-07-054. -- posted on October 25, 2007

Turner-Fairbank Highway Research Center Establishes New Office. -- posted on October 18, 2007

Interchange Safety Analysis Tool (ISAT): User Manual, FHWA-HRT-07-045, June 2007. -- posted on October 9, 2007

TechBrief: Drivers' Evaluation of the Diverging Diamond Interchange, FHWA-HRT-07-048. -- posted on October 4, 2007

The September 2007 Focus is now online. -- posted on October 4, 2007

September

Updated Lab Assessment Summary Reports. -- posted on September 26, 2007

Pedestrian and Bicyclist Intersection Safety Indices: User Guide, FHWA-HRT-06-130, April 2007. -- posted on September 21, 2007

Multiple Corrosion Protection Systems for Reinforced Concrete Bridge Components, FHWA-HRT-07-043, July 2007. -- posted on September 19, 2007

Corrosion Resistant Alloys for Reinforced Concrete, FHWA-HRT-07-039, July 2007. -- posted on September 18, 2007

July/August Public Roads is now online. -- posted on Sept 14, 2007

Users Manual for LS-DYNA Concrete Material Model 159, FHWA-HRT-05-062, May 2007. -- posted on September 6, 2007

Traffic Detector Handbook: Third Edition—Volume I, FHWA-HRT-06-108, October 2006. -- posted on September 6, 2007

Traffic Detector Handbook:Third Edition—Volume II, FHWA-HRT-06-139, October 2006. -- posted on September 6, 2007

TechBrief: Current Provisions and Needed Research for Lightweight Concrete in Highway Bridges, FHWA-HRT-07-051, August 2007. -- posted on September 4, 2007

August

The August 2007 Focus is now online. -- posted on August 27, 2007

Evaluation of LS-DYNA Concrete Material Model 159, FHWA-HRT-05-063, May 2007. -- posted on August 24, 2007

Durability of Segmental Retaining Wall Blocks: Final Report , FHWA-HRT-07-021, April 2007. -- posted on August 2, 2007

July

The July 2007 Focus is now online. -- posted on July 31, 2007

Pedestrian and Bicyclist Intersection Safety Indices, FHWA-HRT-06-125, November 2006. -- posted on July 26, 2007

Fact Sheet: Lankershim Boulevard Dataset, FHWA-HRT-07-029, January 2007. -- posted on July 19, 2007

Fact Sheet: US Highway 101 Dataset, FHWA-HRT-07-030, January 2007. -- posted on July 19, 2007

Organizational and Expertise Directory, Summer 2007, FHWA-HRT-07-050. -- posted on July 17, 2007

New Lab Assessment Roadmap . -- posted on July 11, 2007

LTPP Newsletter, Spring 2007. -- posted on July 10, 2007

Federal Highway Administration University Course on Bicycle and Pedestrian Transportation, FHWA-HRT-05-085, July 2006. -- posted on July 9, 2007

The Use of Lithium to Prevent or Mitigate Alkali-Silica Reaction in Concrete Pavements and Structures, FHWA-HRT-06-133, March 2007. -- posted on July 3, 2007

Techbrief: Freeze-Thaw Resistance of Concrete with Marginal Air Content, FHWA-HRT-06-118, May 2007. -- posted on July 3, 2007

Long-Term Pavement Performance Program Falling Weight Deflectometer Maintenance Manual, FHWA-HRT-05-153, December 2007. -- posted on July 3, 2007

TechBrief: Pedestrian and Bicyclist Intersection Safety Indices, FHWA-HRT-06-129, February 2006. -- posted on July 2, 2007

June

Office of Research, Development, and Technology's Fiscal Year 2006 Research Project Status Summary, FHWA-HRT-07-049. -- posted on June 29, 2007

The June 2007 Focus is now online. -- posted on June 26, 2007

TechBrief: Safety Assessment of Interchange Spacing on Urban Freeways, FHWA-HRT-07-031. -- posted on June 1, 2007

May

Technical Publications Catalog, October 2005 – September 2006, FHWA-HRT-07-025. -- posted on May 30, 2007

Maintaining Traffic Sign Retroreflectivity: Impacts on State and Local Agencies, FHWA-HRT-07-042, April 2007. -- posted on May 30, 2007

The May 2007 Focus is now online. -- posted on May 23, 2007

New DOT HQ/TFHRC Shuttle Schedule. -- posted on May 18, 2007

May/June Public Roads is now online. -- posted on May 18, 2007

Junction Loss Experiments: Laboratory Report, FHWA-HRT-07-036, December 2006. -- posted on May 9, 2007

TechBrief: Synthesis of the Median U-Turn Intersection Treatment, Safety, and Operational Benefits, FHWA-HRT-07-033. -- posted on May 8, 2007

Software Reliability: A Preliminary Handbook, FHWA-HRT-04-080, September 2004. -- posted on May 8, 2007

Advanced Quality Systems: Guidelines for Establishing and Maintaining Construction Quality Databases, FHWA-HRT-07-019, November 2006. -- posted on May 8, 2007

TechBrief: Traffic Performance of Three Typical Designs of New Jersey Jughandle Intersections, FHWA-HRT-07-032. -- posted on May 7, 2007

TechBrief: Strengthening Historic Covered Bridges to Carry Modern Traffic, FHWA-HRT-07-041. -- posted on May 4, 2007

Volume II, Enhanced Night Visibility Series: Executive Summary, December 2005, FHWA-HRT-04-133. -- posted on May 3, 2007

April

Petrographic Methods of Examining Hardened Concrete: A Petrographic Manual, FHWA-HRT-04-150, July 2006. -- posted on April 30, 2007

A Review of Pedestrian Safety Research in the United States and Abroad, FHWA-HRT-03-042, November 2003. -- posted on April 27, 2007

Organizational and Expertise Directory, Spring 2007, FHWA-HRT-07-038. -- posted on April 26, 2007

The April 2007 Focus is now online. -- posted on April 20, 2007

Freeze-Thaw Resistance of Concrete With Marginal Air Content, FHWA-HRT-06-117, December 2006. -- posted on April 19, 2007.

Long-Term Pavement Performance (LTPP) Data Analysis Support: National Pooled Fund Study TPF-5(013), FHWA-HRT-06-121, November 2006. -- posted on April 19, 2007

Federal Highway Administration Research Library. -- posted on April 9, 2007

Guide for Curing Portland Cement Concrete Pavements II, FHWA-HRT-05-038, August 2006. -- posted on April 9, 2007

2007 International Contest on LTPP Data Analysis. -- posted on April 6, 2007

LTPP 2006 Year in Review, FHWA-HRT-07-028, January 2007. -- posted on April 4, 2007.

Long-Term Pavement Performance Program (LTPP) Materials Reference Library (MRL), FHWA-HRT-06-116, June 2006. -- posted on April 4, 2007

Long-Term Pavement Performance Program Manual for Falling Weight Deflectometer Measurements, FHWA-HRT-06-132, December 2006. -- posted on April 2, 2007

March

Identifying Incompatible Combinations of Concrete Materials: Volume I– Final Report, HRT-06-079, August 2006. -- posted on March 30, 2007

The March 2007 Focus is now online. -- posted on March 27, 2007

Effects of Inlet Geometry on Hydraulic Performance of Box Culverts, FHWA-HRT-06-138, December 2006. -- posted on March 26, 2007

March/April Public Roads is now online. -- posted on March 22, 2007

Bottomless Culvert Scour Study: Phase II Laboratory Report, FHWA-HRT-07-026, February 2007. -- posted on March 9, 2007

Low Cost Safety Improvements Pooled Fund Study (PFS) PowerPoint Presentation . -- posted on March 6, 2007

Guidelines for Establishing and Maintaining Construction Quality Databases, FHWA-HRT-07-020, December 2006. -- posted on March 5, 2007

February

Organizational and Expertise Directory, Winter 2007, FHWA-HRT-07-034. -- posted on February 28, 2007

Material Property Characterization of Ultra-High Performance Concrete , FHWA-HRT-06-103, August 2006. -- posted on February 26, 2007

The January 2007 Focus is now online. -- posted on February 20, 2007

Flexural Capacity of Fire-Damaged Prestressed Concrete Box Beams , FHWA-HRT-07-024, February 2007. -- posted on February 20, 2007

Design and Construction of Driven Pile Foundations: Lessons Learned on the Central Artery/Tunnel Project, FHWA-HRT-05-159, June 2006. -- posted on February 16, 2007

Identifying Incompatible Combinations of Concrete Materials: Volume II-Test Protocol, FHWA-HRT-06-080, August 2006. -- posted on February 15, 2007

TechBrief: PBCAT Pedestrian & Bicycle Crash Analysis Tool, Version 2.0, FHWA-HRT-06-090, June 2006. -- posted on February 12, 2007

Fact Sheet: FHWA/NHTSA National Crash Analysis Center, FHWA-HRT-06-110, August 2006. -- posted on February 12, 2007

Evaluation of Safety, Design, and Operation of Shared-Use Paths, Final Report, FHWA-HRT-05-137, July 2006. -- posted on February 8, 2007

Computer-Based Guidelines for Concrete Pavements, Volume III: Technical Appendices, FHWA-HRT-04-127, January 2006. -- posted on February 5, 2007

Fact Sheet: Office of Transporation Management and Office of Operations Reserch and Development, FHWA-HRT-06-135, December 2006. -- posted on February 5, 2007

Fact Sheet: Office of Transporation Management and Office of Operations Reserch and Development, FHWA-HRT-06-136, December 2006. -- posted on February 5, 2007

Fact Sheet: Office of Transporation Management and Office of Operations Reserch and Development, FHWA-HRT-06-137, December 2006. -- posted on February 5, 2007

The December 2006 Focus is now online. -- posted on February 1, 2007

January

PBCAT Pedestrian & Bicycle Crash Analysis Tool, Version 2.0, FHWA-HRT-06-089, July 2006 . -- posted on January 31, 2007

Behavior of Fiber-Reinforced Polymer (FRP) Composite Piles under Vertical Loads, FHWA-HRT-04-107, August 2006. -- posted on January 31, 2007

The January/February Public Roads is now online. -- posted on January 26, 2007

Interim Recommendations for the Use of Lithium to Mitigate or Prevent Alkali-Silica Reaction (ASR), FHWA-HRT-06-073, July 2006. -- posted on January 25, 2007

Improving Pavements With Long-Term Pavement Performance: Products for Today and Tomorrow, FHWA-HRT-06-109, September 2006. -- posted on January 19, 2007

Volume VI, Enhanced Night Visibility Series: Phase II—Study 4: Visual Performance During Nighttime Driving in Fog, FHWA-HRT-04-137, December 2005. -- posted on January 16, 2007

Volume XI, Enhanced Night Visibility Series: Phase II—Cost-Benefit Analysis, FHWA-HRT-04-142, December 2005. -- posted on January 16, 2007

Volume XV, Enhanced Night Visibility Series: Phase III—Study 3: Influence of Beam Characteristics on Discomfort and Disability Glare, FHWA-HRT-04-146, December 2005. -- posted on January 16, 2007

Optimized Sections for High-Strength Concrete Bridge Girders--Effect of Deck Concrete Strength , FHWA-HRT-05-058, October 2006 -- posted on January 8, 2006