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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

Archived

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  2. Research Idea (TERI)

Losing the Small Stuff: A National Synthesis of Transportation Exclusions to Section 106 Review

By ahardingMay 7, 2021Leave a comment

Section 106 of the National Historic Preservation Act of 1966 ( 16 USC 470(f)) requires that Federal agencies take into account the effects of their undertakings on properties eligible for…

Methodology for Developing a Data-Driven Mitigation Measures Program for a Statewide Animal-Vehicle Collision Program

By ahardingMay 7, 2021Leave a comment

Problem Statement: Large animal-vehicle collisions are a growing problem nationwide and results in fatalities, personal injuries, and property damage.  While “road-kill” data is collected, the nation needs to quantify the extent…

“Giving Away the Bridge”: A National Synthesis of on Transferring Ownership of Historic Bridges

By ahardingMay 7, 2021Leave a comment

Federal law requires state departments of transportation (DOTs) to make available for donation to non-DOT parties any historic bridge that is programmed for demolition or replacement (23 USC 144(o)(4)). This…

State of the Practice for Determining Motor Vehicle Emission Budget (MVEB) Safety Margins

By ahardingMay 7, 2021Leave a comment

Scope: The AASHTO Air Quality Community of Practice May 2012 draft report “Establishing and Coordinating Motor Vehicle Emissions Budgets State-of-the-Practice” recommended an NCHRP study to: “advance the state-of-the-practice for establishing…

Effects of Hydraulic Fracturing on Roadways

By ahardingMay 7, 2021Leave a comment

Scope: Many states are currently investigating the feasibility of hyraulic fracturing. IN addition to the untold environmental impacts, states are experiencing major road damage due to the size, weight and…

Mitigating Noise Impacts to Mammals

By ahardingMay 7, 2021Leave a comment

With the advent of the Marine Protection Act, new construction methods are necessary to reduce the underwater noise impacts to mammals.  This research would examine alternative construction practices to reduce noise.

Emerging Worker Safety Concerns Associated with the Recycling of Fly Ash from Coal-Fired Power Plant in Concrete Mixtures

By ahardingMay 7, 2021Leave a comment

RESEARCH PROBLEM STATEMENT In recent years, coal-fired power plants are more frequently utilizing air pollution control technologies that result in fly ash with elevated concentrations of ammonia (referred to herein…

Alternative Energy Development at Rest Areas

By ahardingMay 7, 2021Leave a comment

The objective is to idenity opportunities for energy development at properties currently used for Rest Areas.  A guidance document on basic requirement would allow for sites to be assessed for future…

Health Impacts of Transportation Decisions

By ahardingMay 7, 2021Leave a comment

The object is to characterize the health impacts from decisions on transportation–from planning to projects.  This relationship is thought to influence public health issues and transportation agencies need more information about…

Seasonal Impact on Chloride Toxicity

By ahardingMay 7, 2021Leave a comment

Road salt runoff is a seasonal phenomenon, largely confined to the late-winter to spring months. For most northern biota, this is a lag period of growth when they are least…

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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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