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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

Environmental Enhancements

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  2. Research Idea (TERI)

Design, Organize and Implement a Training Program for Mainstreaming Environmental Stewardship and Enhancement Activities into Planning and Project Development

By ahardingMay 7, 2021Leave a comment

TERI Administrator Note (2/18/08): Funded as NCHRP Project 25-25 (55) “Design, Organize and Implement a Training Program for Mainstreaming Environmental Stewardship and Enhancement Activities into Planning and Project Development“ Design…

Investigation into Transportation’s Impact on Visitor Experience

By ahardingMay 7, 2021Leave a comment

Background: Many people have speculated on the impact of transportation on visitor experience on public lands, but rigorous research has not yet addressed the question. Ridership surveys at individual national…

Slope Gouging/Pitting for Erosion Control

By ahardingMay 7, 2021Leave a comment

To test, and disseminate to the highway community in the arid West, a method of erosion control used in mine reclamation. Rill & gully erosion is a pervasive problem on…

Incorporating Native Flora in Southeastern Transportation Corridors

By ahardingMay 7, 2021Leave a comment

The State Botanical Garden of Georgia will cooperate with the Georgia Department of Transportation to evaluate and trial eight regionally significant native species that will be incorporated into wildflower seed…

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…

Use of Remote Sensing to Improve Transportation Corridor Safety

By ahardingMay 7, 2021Leave a comment

Statement of Work (Objective) This research proposal is to support work on an often overlooked naturally occurring ecosystem fuel, organic soils and/or deep duffs. These fuels have posed a threat…

Develop plant list and the associated pollinator (insects) and general timing of bloom of plant materials. general habitat of the insects and migration patterns. Highlight the endangered insects or insects of concern. all of this information should be

By ahardingMay 7, 2021Leave a comment

Develop plant list and the associated pollinator (insects) and general timing of bloom of plant materials. general habitat of the insects and migration patterns.

Deicing of Roadways Using Reclaimed Salt-rich Biochar Obtained from Roadside Halophytes

By ahardingMay 7, 2021Leave a comment

Every year more than 22 million tons of salt (primarily NaCl) and other de-icing agents are applied to U.S. roads to maintain safe driving conditions in inclement weather. These chemicals…

Evaluating the impacts of highway geometric design on public health and vehicle emissions

By ahardingMay 7, 2021Leave a comment

Recent studies demonstrated that vehicle toxic emissions (e.g. CO, NOx, and HC) are sensitive to geometric road design, which is also associated with driving stress and in-vehicle noise levels. For…

  • All Content

    • AASHTO (4)
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    • Using the Practitioner's Handbooks (8)
    • Waste Management/Recycling (14)
    • Water Quality/Wetlands (24)
    • Wildlife and Ecosystems (45)

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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