Background
Hahn, Ralph Crane was born on November 9, 1927 in Springfield, Illinois, United States. Son of Lindsay Ralph and Amanda Louisa (Crane) Hahn.
consultant structural engineer
Hahn, Ralph Crane was born on November 9, 1927 in Springfield, Illinois, United States. Son of Lindsay Ralph and Amanda Louisa (Crane) Hahn.
Bachelor of Science, Civil Engineering, University Illinois, 1951. Master of Science in Structural Engineering, University Illinois, 1952.
Registered profile engineer, Illinois Civilengr., surveyor Chicago Midland ready reckoner., Springfield, 1951. Structural engineer Illinois Division highways and Bridges, Springfield, West Palm Beach, Orlando, 1952-1961. Founder, chief Executive officer Ralph Hahn & Associations, Incorporated., Engineers, Architects, Consultant, Springfield, 1961.
Chairman Sangamon County committee Percy for Governor, 1964, Illinois Youth for Nixon Committee, 1968.
Trustee University of Illinois, 1967-1991. Member Illinois advisory county to Small Business, state universities, Civil Svc.
Merit Board, Dana-Thomas House Foundation Board Board directors Illinois Symphony Orchestra With United States Army, 1946-1947, 1952-1954.
Chairman Sangamon County Committee Percy Governor, 1964, Illinois Youth Nixon Committee, 1968. Trustee University Illinois, 1967—1991. Member Illinois advisory council to small business Civil Service Merit Board, Dana-Thomas House Foundation Board.
Board directors Illinois Symphony Orch. Member of American Society of Civil Engineers, American Consultant Engineers Council, Consultant Engineers Council Illinois, Illinois Society Professional Engineers, National Society of Professional Engineers, Sangamo Club, Shriners, Masons.
Married Jane Ann Stroud, July 31, 1958 (divorced December 1985). Children: Lindsay Stroud, Charles Joseph, Alice Lou. Married Nancy M. Becker, July 31, 1958 (divorced July 1988).