Safe operation and field application of wheel loaders, skid steers, scrapers, graders, rollers, off-road trucks. Applications include project layout with the use of lasers for grade control and preventative maintenance techniques on assigned machine. 3 Credits (0 Lecture - 9 Lab) Prerequisite(s): HEO100 and HEO111 and HEO141 and HEO152 and HEO171. Corequisite(s): HEO211 and HEO220.