Center for Environmental Excellence by AASHTO
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  • Case Study Photo

    Maryland DOT Uses the Watershed Resources Registry to locate high-quality wetland mitigation sites, such as Lizard Hill, in Maryland.

    Read Case Study >Photo: Maryland SHA

  • Case Study Photo

    Florida DOT's Cumulative Effects Evaluation Handbook addresses potential impacts on resources such as the endangered Florida Panther.

    Read Case Study >Photo: U.S. Fish & Wildlife Service

  • Case Study Photo

    Washington State DOT reports significant time savings by issuing combined EIS, Record of Decision.

    Read Case Study >Photo: Washington State DOT

  • Case Study Photo

    Following damage from Tropical Storm Irene, Vermont Agency of Transportation training emphasizes managing roads in concert with streams and rivers.

    Read Case Study >Photo: VTrans

  • Case Study Photo

    Wyoming DOT Wildlife crossings provide safe passage for migrating pronghorn and mule deer along US 191.

    Read Case Study >Photo: Wyoming DOT

About the Center

The Center for Environmental Excellence by AASHTO, developed in cooperation with the Federal Highway Administration, offers a wide range of products and services to assist transportation agencies in achieving environmental excellence in delivering their transportation programs and projects. Through its information exchange, technical assistance, and partnership-building and training resources, the Center helps transportation agencies incorporate environmental compliance, sustainability and stewardship into transportation planning, project development, construction, maintenance, and operations .

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Practitioner's Handbooks

Practical advice on a range of environmental issues that arise during the planning, development, and operation of transportation projects. View Handbooks >graphic: handbooks


Webinars on key topical areas of interest, including Climate Change, Construction/Development Effluent Guidelines, NEPA, Stormwater, and more. View Webinars >

News from Around the Web

Recent Internet postings of interest to transportation and environmental professionals. View News >

Transportation/ Environment Alert

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Meetings & Events

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