Neil D. Opfer

Unmanned Aerial Vehicle Applications and Issues for Construction

David R. Shields, Neil D. Opfer, 2014 .

Current Trends in OSHA-Authorized Construction Safety Education

David R. Shields, Neil D. Opfer, D. Shields, 2011 .

A Graduate Seminar In Construction

John A. Gambatese, Jaeho Son, Neil D. Opfer, 2001 .

Starting A Master's Degree Program In Construction

John A. Gambatese, Neil D. Opfer, 1999 .