Background
Diefendorf, Adelbert was born on May 19, 1891 in Newark. Son of Adelbert and Alice (Sexton) Diefendorf.
Diefendorf, Adelbert was born on May 19, 1891 in Newark. Son of Adelbert and Alice (Sexton) Diefendorf.
Bachelor of Civil Engineering, Ohio Northern University, 1911. Master of Civil Engineering, Ohio Northern University, 1914. Postgraduate, Iowa State College, 1933.
Postgraduate, University Illinois, 1924. Doctor of Science (honorary), University San Carlos, Guatemala, 1952. Doctor of Science (honorary), University Costa Rica, 1955.
Doctor of Science (honorary), University Mexico, 1956.
With American Bridge Company, Gary, Indiana, 1911-1914. Engineer structures Guggenheim Company, New York, 1914-1916. Chief engineer Krajewski-Pesant Corporation, Havana, Cuba, 1916-1917.
Plant maintenance engineer Semet Solvay Company, Syracuse, New York, 1917-1920. Chief engineer Lackawanna Bridge Company, Buffalo, 1920-1921. Instructor University Illinois, 1921-1924.
Assistant professor civil engineering South Dakota State School Mines, 1924-1927. Professor and head department civil engineering University New Mexico, 1927-1930, professor civil engineering University Pittsburgh, 1930-1939. Professor, head department civil engrin.
University Utah, 1939-1957. Dean school engineering University Pacific, from 1957. Consultant engineer Department Communications, Public Works, Mexico, summer 1940.
Consultant engineer Republic of Cuba, Minister Public Works, from 1947. Member engineering mission to Guatemala for United States Department State and government Guatemala, 1952, 59, Costa Rica, 1955, 59, Mexico, 1956, Nicaragua, 1959. Chairman state board registered professional engineers and land surveyors.
Member State Board for Land Use, committee on transportation and economics Highway Research Board, National Research Council. Chairman Utah State Board Registration for Professional Engineers and Land Surveyors, constitution committee National Board Engineer Examiners. Member American Society of Civil Engineers (president inter-mountain section), American Road Builders Association (president educational division, vice president at large, chairman scholarship committee Pan-American division), Society for Promotion Engineering Education (chairman construction education committee), Utah Society Professional Engineers (president), Masons, Scabbard and Blade, Sigma Tau, Sigma Phi Epsilon, Chi Epsilon.
Married May V. Frame, April 28, 1913. Children: John Stuart, Randall Alonzo.