Dittmer celebrates 40 years of service at Hanson


Headshot of Judy Dittmer

April 5, 2024

Contact: Darrel Berry, Corporate Communications Manager
Hanson Professional Services Inc.
(217) 747-9291

Dittmer celebrates 40 years of service at Hanson

SPRINGFIELD, Ill. — Judy Dittmer, P.E., civil engineer, recently celebrated 40 years of service at Hanson Professional Services Inc.’s Springfield headquarters.

Dittmer joined the company in 1984. She has provided site development, roadway and railroad design for many projects, including the Interstate 55 bridge over Lake Springfield, MacArthur Boulevard and Stanford Avenue extensions and Capital City Railroad Relocation project, all in Springfield; roadway design for the Clark Bridge in Alton; Interstate 90 widening and reconstruction in Boone, McHenry and Kane counties; Interstate 74 reconstruction through downtown Peoria; and Paducah and Louisville (P&L) Railroad relocation for the Kentucky Dam lock addition on the Tennessee River in Kentucky.

She wrote a children’s book about the P&L project titled “Gong Gong and the P&L Railroad” that chronicles the work Hanson and she performed on the $94 million relocation.

Dittmer earned a bachelor’s degree in engineering mechanics in 1982 and a master’s degree in theoretical and applied mathematics in 1983, both from the University of Illinois Urbana-Champaign.

Hanson is a national, employee-owned consulting firm providing engineering, planning and allied services. The firm’s corporate headquarters is located at 1525 S. Sixth St., Springfield, IL 62703. The office may be reached by phone at (217) 788-2450.


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