Geotechnical Research Program

History

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Office of Operations Project Results

Adaptive Signal Control

Evaluation Overview

The evaluation team examined the effect of FHWA’s Adaptive Signal Control (ASC) Program on developing ASC technologies (ASCTs) and adoption of ASC by State and local agencies. ASC improves upon...

All Other Individual Project Results

Agent-Based Modeling and Simulation

Evaluation Overview

The evaluation team examined the effect of the Federal Highway Administration's (FHWA) activities on the implementation of agent-based approaches to transportation-related projects...

LTBP Tools and Products

• Bridge Deterioration Models
  • Bridge Components Condition Forecast Models
  • Bridge Network Performance Forecast Models
• Bridge Performance...

Nondestructive Evaluation and Structural Health Monitoring

• Nondestructive Evaluation (NDE)
  • NDE Tools
  • Robotic Assisted Bridge Inspection Tool (RABIT™) Bridge Deck Assessment Tool
  • NDE Web Manual
  • ...

LTBP Research Projects and Products

• LTBP Research Projects
  • Accelerated Bridge Performance Testing
  • Weathering Steel Research
  • ...

LTBP InfoBridge ™

Long-Term Bridge Performance (LTBP) InfoBridge

January 2019 marked the release of the Long-Term Bridge Performance (LTBP) Program’s InfoBridge™ web portal, a newly developed website for dissemination and visualization of bridge data, information, and products developed by the LTBP...

Roadway Safety

This research emphasizes two fundamental objectives: keeping vehicles on the roadway and minimizing the consequences of a vehicle leaving the roadway. Federal Highway Administration’s (FHWA’s) Roadway Safety research develops and promotes strategic initiatives that decrease roadway...

LTBP Data Collection

• Overview
• What Data is the LTBP Program Collecting?
  • High Priority Bridge Performance Issues
  • Near-Term Data Collection
  • ...

About LTBP

• What Is the Long-Term Bridge Performance (LTBP) Program
• What We Do
  • Program Objectives
  • ...