Continually (2/3 – 3/3 of workday): standing and walking (staking and surveying); sitting (drafting, computer, survey vehicles); repetitive motion (computer work, data recording, driving, lath); speaking and hearing (radio communication and office work); seeing (all phases of surveying). (lath, GPS equipment, briefcase); climbing and balancing (spoils, pits survey, survey vehicles); fingering (run total station, data rec., computer work); depth perception (driving, all phases of surveying); color vision (AutoCAD, color coding maps, flagging, painting).