Key:
(Green highlight indicates NCHRP project that is ongoing or upcoming)
(Purple highlight indicates project in the TRB Research Needs Statement Database)
(Blue highlight indicates an entry in the TRB RNS Database is still needed and will be developed)
(No highlight indicates a topic for conference papers, presentations, workshops, or peer exchanges.)
* Topic was submitted by another TRB Committee
Access Management “Science” and Standards
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Guidance for the Provision of Left-Turn Lanes (NCHRP) (funded NCHRP project) LINK TO RESEARCH NEEDS STATEMENT
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Auxiliary right turn lane warrants (NCHRP)*
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Interchange spacing implications and spacing standards (NCHRP)*
- Update of the TRB Access Management Manual LINK TO RESEARCH NEEDS STATEMENT
- Access Management Near Modern Roundabouts: State of the Practice (Synthesis) LINK TO RESEARCH NEEDS STATEMENT
- Development and application of access management guidelines—where did standards come from and how are they applied? (NCHRP or FHWA project) LINK TO RESEARCH NEEDS STATEMENT
- Consideration of other transportation modes in access management (e.g. transit, pedestrians, and bicycles) (Synthesis) LINK TO RESEARCH NEEDS STATEMENT
- Operational Impacts of Access Management, Relating access management to highway capacity, reliability, and mean travel speed (NCHRP) LINK TO RESEARCH NEEDS STATEMENT
- State of the practice of access management (Synthesis or FHWA project)
- Best Practices for the Development of Small Sites Abutting Arterials (Synthesis) LINK TO RESEARCH NEEDS STATEMENT
Various Impacts of Access Management
- Using crash databases and other geospatial data in access management analysis (Papers and/or Workshop at Conference)
- Impacts of Roadway Access Management on Air Quality, Energy Consumption, and Greenhouse Gas Emissions (NCHRP) LINK TO RESEARCH NEEDS STATEMENT
- The role of access management in emergency planning and improved disaster evacuation (Papers)
- Enhanced Research On The Traffic Safety Impacts of Access Management (NCHRP) LINK TO RESEARCH NEEDS STATEMENT
- Determining The Economic Value of Roadway Access Management, especially the savings from crash reduction (Synthesis) LINK TO RESEARCH NEEDS STATEMENT
- Minimizing Business and Development Impacts of Safety and Operational Project Treatments Along Urban Arterial Corridors (Synthesis) LINK TO RESEARCH NEEDS STATEMENT
- Access management metrics and performance measures; relationship of access management to asset management (Synthesis)
- Access management’s impacts on freight transport and logistics (Papers)
Access Management Outreach and Marketing
- Best practices in public and stakeholder involvement in access management (Synthesis or Pooled Fund Study) LINK TO RESEARCH NEEDS STATEMENT
- Getting non-traditional stakeholders involved in advocating access management (e.g. law enforcement, health care, and insurance) (Papers)
- Marketing access management to local government and state government decision-makers (Synthesis) LINK TO RESEARCH NEEDS STATEMENT
- Using micro simulation techniques to analyze access management alternatives and communicate the benefits of access management to stakeholders (Papers and/or Workshop at Conference)
- Case studies where significant changes in access have been successfully implemented: examples such as total access control, major access rights purchases, cross access, signal removal, and raised medians. (How to get the “tough stuff” done). (Papers)
- Effectiveness of the TRB Access Management Manual (Papers and/or Workshop at the Conference)
- Expanded access management peer exchanges (Other)
Key:
(Green highlight indicates upcoming, funded NCHRP project)
(Purple highlight indicates project in the TRB Research Needs Statement Database)
(Blue highlight indicates an entry in the TRB RNS Database is needed)
(No highlight indicates a topic for conference papers, presentations, workshops, or peer exchanges.)
* Topic was submitted by another TRB Committee
Access Management 