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Environmental Affairs Director

Dianna F. Noble, P.E.Dianna F. Noble, P.E, is the director of the Environmental Affairs Division of the Texas Department of Transportation (TxDOT). Under her direction, the division oversees TxDOT’s environmental programs. That includes developing and implementing environmental policies and procedures; conducting environmental investigations, studies and reviews; and coordinating environmental issues with other state and federal agencies.

Noble became director in 1993. She joined TxDOT in 1984 as an engineering assistant in the regional planning office in Arlington. She directed the regional transportation modeling for the Dallas and Fort Worth districts, conducting traffic analysis for Interstate 30, Central Expressway (U.S. 75), the I-35 and State Highway 199 corridors, and other projects.

In 1987 Noble went to work in the Central Design Office of the Fort Worth District, where she did geometric design and environmental work for transportation improvement projects. This was followed by a move to the El Paso District, where she did similar work. While in El Paso, she was involved with the development and implementation of the El Paso Texas Alliance for Minorities in Engineering (TAME). She continued her involvement in TAME when she moved to Austin, serving as a board member.

Noble chairs and serves on the University of Texas at Arlington Engineering Advisory Board. She has also served on the Texas Transportation Institute Advisory Council.

Noble represents TxDOT at several national transportation forums. She was a member of the Committee on Environmental Analysis of the Transportation Research Board. Noble is also a member of the Standing Committee on the Environment of the American Association of State Highway and Transportation Officials (AASHTO). She chaired and continues her involvement in the Environmental Process Subcommittee; currently chairs the Natural Systems and Ecological Communities Subcommittee; and serves on the Air Quality Subcommittee of AASHTO-SCOE. Noble also is on the Advisory Board of the AASHTO Center for Environmental Excellence.

She is also involved in the Texas Good Roads/Transportation Association, Executive Women in Texas Government, the National Society of Professional Engineers, the Texas Society of Professional Engineers, the Nature Conservancy, and WTS: Advancing Women in Transportation.

Noble has instructed courses on highway design and environment in transportation project development throughout her TxDOT career.

Noble earned her bachelor's degree in civil engineering at the University of Texas at Arlington. She is a licensed professional engineer. A Fort Worth native, Noble and her husband, Michael, have a son, Michael Andrew.

 
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