Lorrin E. Woodman

Lorrin E. Woodman, co-founder and former CEO of transportation and environmental infrastructure engineer Baxter & Woodman Inc., Crystal Lake, Ill., died on June 13 in Woodstock, Ill., of an undisclosed cause. He was 94. Woodman, who started the firm with fellow civil engineer Richard M. Baxter in 1946, retired in 1975. Baxter & Woodman, now owned by its 200 employees, ranks 352nd on ENR’s list of the Top 500 Design Firms, with $29.2 million in 2009 revenue.

Donald E. Matzzie

Donald E. Matzzie, 69, a transportation engineering executive and researcher for 44 years, died on July 5 in Mt. Lebanon, Pa., of cancer, says his family. A former principal of Wilbur Smith Associates and other firms, he also directed studies for the Transportation Research Board and National Science Foundation and taught engineering.