Mr. Hal Kassoff is the senior vice president for sustainable development at Parsons
Brinckerhoff, a leading construction firm.

Ms. Gloria Shepherd
Associate Administrator for Planning, Environment, and Realty at the Federal Highway Administration (FHWA) of the U.S. Department of Transportation (DOT)

Mr. Benjamin Grumbles
Assistant Administrator for the Office of Water at the U.S. Environmental Protection Agency (EPA)

Mr. Sam Adams
Commissioner of Public Utilities for the City of Portland, Oregon; His jurisdiction includes the Bureau of Environmental Services and the Office of Transportation

Mr. Dan Huffman
Managing director for national resources for the National Ready Mixed Concrete Association (NRMCA)

Green Transportation Infrastructure: Challenges to Access and Implementation

Hearing Charter