1939
Mr. Lienhart is born in Cincinnati, Ohio to Arthur C. and Grace H.J. Lienhart.
1961
Mr. Lienhart receives a Bachelor of Arts from the University of Cincinnati.
1964
Mr. Lienhart marries Donna Paula Klosterman.
1964
Mr. Lienhart receives a Master of Science from the University of Cincinnati and becomes a petrographer for the Ohio River Division Laboratory in Cincinnati, Ohio.
1970
Mr. Lienhart becomes a geologist for the Ohio River Division Laboratory.
1976
Mr. Lienhart is appointed laboratory director of the Ohio River Division Laboratory.
1990
Mr. Lienhart becomes a hydrologist and geotechnician for the HTRW division of the U.S. Army Corps of Engineers.
1994
Mr. Lienhart receives the Outstanding Public Service Award from the City of Cincinnati.
1995
Mr. Lienhart receives the ASTM Special Publication Award.
2006
Mr. Lienhart is requested as a member of a 45-member U.S. delegation led by Senator Mary Landrieu to meet with Dutch engineers and scientists on coastal protection in The Netherlands.
2013
Mr. Lienhart receives the Publication of the Year Award.