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Save the Date: June 4-8, 2023 – AASHTO Committee on Environment and Sustainability Annual Meeting
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Center for Environmental Excellence | AASHTO
Center for Environmental Excellence | AASHTO
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  • Laws & Agreements
    • Programmatic Agreements Library (PAL)
    • Case Law Updates on the Environment (CLUE)
    • National Environmental Policy Act (NEPA)
    • NEPA Assignment
  • State of the Practice
    • Case Studies
    • Communities of Practice
    • Practitioner Interviews
  • Education
    • Environmental Topics
      • Active Transportation
      • Air Quality
      • Climate Change
      • Environmental Justice
      • Invasive Species/Vegetation
      • Stormwater
      • Sustainability
      • Traffic Noise
      • Waste Management/Recycling
      • Water Quality/Wetlands
      • Wildlife and Ecosystems
    • Practical Applications
      • Context Sensitive Solutions
      • Emerging Technologies
      • Environmental Management Systems
      • Geographic Information Systems
      • NEPA Process
      • Planning & Environment Linkages
      • Project Delivery
      • Protecting Cultural Resources
      • Public Involvement
      • Transportation Policy
      • Using the Practitioner’s Handbooks
  • News
  • Meetings & Events
    • Past Events
  • Resources
    • Practitioner’s Handbooks
    • AASHTO Publications
    • AASHTO Standing Committees
    • Federal & State Agencies
    • Trade Associations
    • Research
      • NCHRP 25-25
      • TERI Database
      • TRB Committees

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  2. Research Idea (TERI)

Assessment of the Self-Forming Channel Design Approach for Roadway Projects

By ahardingMay 7, 2021Leave a comment

Scope: Across the nation, streams and drainage channels have been severely degraded to provide drainage for land development and transportation projects.  Federal and state regulations require mitigation for impacts to channels…

Eliminating Barriers to Bicycling Mode Choice within Minority Populations

By ahardingMay 7, 2021Leave a comment

Scope: 1.  Objective General observations indicate a significant disparity in bicycle usage between the City of Cambridge and the neighborhood of Mattapan/Dorchester section of Boston where bicycle lanes were recently installed.  The…

Rail Transit Safety Enhancements: Cost/Benefit and Risk Analysis

By ahardingMay 7, 2021Leave a comment

The proposed research need is a decision tool for rail transit executives to use when considering rail transit safety enhancements.  This would most likely require a cost/benefit and risk analysis which…

Estimating the Economic Value of Historic Properties for Purposes of Mitigation under Section 106 of the National Historic Preservation Act

By ahardingMay 7, 2021Leave a comment

Problem Mitigation for the adverse effects to historic properties under Section 106 of the National Historic Preservation Act often entails an “economic” exercise of trying to estimate the value of the historic property…

Enhance Current Methods and Modeling Tools to Quantify Benefits of a Diversified Transportation Fuel Mix

By ahardingMay 7, 2021Leave a comment

Scope: This project will enhance current methods and modeling tools to quantify the benefits of a diversified transportation fuel mix.  Benefits to be evaluated include the value of reduced fluctuation in…

Regional Transit Parking Plan for the Puget Sound Region

By ahardingMay 7, 2021Leave a comment

Scope: A regional transit parking plan is needed in the Puget Sound region to better integrate current and planned parking facilities to the regional transit system. A survey of best…

Funding Mechanisms for Clean Energy Projects with Long Term Benefits

By ahardingMay 7, 2021Leave a comment

Scope: South Coast Air Quality Management District (SCAQMD) promotes expedited implementation of advanced zero and low emission transportation technologies in Southern California to achieve air quality standards.  In case of high…

Testing of Noise Wall Alternatives

By ahardingMay 7, 2021Leave a comment

CAN RUMBLE STRIP NOISE BE MITIGATED WITH A NOISE WALL? DO CONCRETE PARAPET WALLS REDUCE TIRE PAVEMENT NOISE IN THE FIELD? DO CLEAR WALLS PROVIDE AN ADDED ACOUSTIC BENEFIT IN…

Incentives to Encourage the Adoption of Low-Carbon Transportation Technologies

By ahardingMay 7, 2021Leave a comment

Scope: Zero and near-zero emission transportation technologies such as electric and hybrid electric vehicles are critical element in California’s strategy in achieving energy security and in reducing emissions of greenhouse…

Methods for establishing expected performance of transportation demand management programs

By ahardingMay 7, 2021Leave a comment

This research would take steps toward the ultimate goal of developing a nationally accepted manual on transportation demand management (TDM) effectiveness in line with the Highway Capacity Manual. This could…

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  • All Content

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The Center for Environmental Excellence by the American Association of State Highway and Transportation Officials (AASHTO) has been developed in cooperation with the Federal Highway Administration to promote environmental stewardship and to encourage innovative ways to streamline the transportation delivery process.

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