turner-fairbank highway research center aashto standing committee on highways briefing on the...
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TURNER-FAIRBANK HIGHWAY RESEARCH CENTERTURNER-FAIRBANK HIGHWAY RESEARCH CENTERTURNER-FAIRBANK HIGHWAY RESEARCH CENTERTURNER-FAIRBANK HIGHWAY RESEARCH CENTER
AASHTOSTANDING COMMITTEE ON HIGHWAYS
Briefing on the
Long-Term Pavement Performance Program
Cheryl Allen Richter, P.E., Ph.D. FHWA Office of Infrastructure R&D
Assistant Director, Pavement Research and Development
May 29, 2014
TURNER-FAIRBANK HIGHWAY RESEARCH CENTERTURNER-FAIRBANK HIGHWAY RESEARCH CENTERTURNER-FAIRBANK HIGHWAY RESEARCH CENTERTURNER-FAIRBANK HIGHWAY RESEARCH CENTER
The Long Term Pavement PerformanceProgram
• High-Level Overview• Why LTPP Matters in 2014• What’s Ahead
TURNER-FAIRBANK HIGHWAY RESEARCH CENTERTURNER-FAIRBANK HIGHWAY RESEARCH CENTER
The LTPP Program Mission: Increase Pavement Life…
HOW and WHY pavements perform as they do.
TURNER-FAIRBANK HIGHWAY RESEARCH CENTERTURNER-FAIRBANK HIGHWAY RESEARCH CENTER
Partnership
FHWA
States & Provinces
TRB
AASHTO
TURNER-FAIRBANK HIGHWAY RESEARCH CENTERTURNER-FAIRBANK HIGHWAY RESEARCH CENTER
Evolution of LTPP1987: SHRP
1992: Transition to FHWA 2000: 2509th Test Section
Today: 745 Test Sections
2020: ?
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http://www.infopave.com/
TURNER-FAIRBANK HIGHWAY RESEARCH CENTERTURNER-FAIRBANK HIGHWAY RESEARCH CENTER
Why LTPP Matters: Selected Contributions
• AASHTOWare Pavement ME Design• SHRP2 Long-Life Renewal• Performance Monitoring Guidance and Tools• LTPP Bind• Key Findings: RAP, Widened Lanes, Skewed Joints…
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WHY LTPP Matters - Continued
•LTPP Database– Nationwide coverage– Consistent, high quality data– Critical mass
Foundation For Managing Performance
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What’s Ahead• The LTPP Database – Maintain the Asset– User Support– Completion of Performance Histories– Ease Of Use Improvements
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What’s Ahead• Applying the Asset– LTPP Strategic Analysis
Plan – 211 Projects– 76 projects completed – 18 in progress– 13 planned
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What’s Ahead• Warm Mix Asphalt Experiment– Recruitment Ongoing– Initiate Construction Summer 2014
• Pavement Preservation– Planning
• Others - ?
TURNER-FAIRBANK HIGHWAY RESEARCH CENTERTURNER-FAIRBANK HIGHWAY RESEARCH CENTER
Partnership
FHWA
States & Provinces
TRB
AASHTO
TURNER-FAIRBANK HIGHWAY RESEARCH CENTERTURNER-FAIRBANK HIGHWAY RESEARCH CENTERTURNER-FAIRBANK HIGHWAY RESEARCH CENTERTURNER-FAIRBANK HIGHWAY RESEARCH CENTER
For More Information: LTPP: www.infopave.com
FHWA R&T: www.fhwa.dot.gov/research/fhwaresearch/agenda