< 6” surface > 6” above surface Hand Heights Weight < 5 lbs > 5 lbs Handled Reaches Within Comfort Zone (within 12”) Forward reaches of > 12” Forces < 5 lbs Downward forces of > 5lbs Exerted Seated clearances for legs and feet Knee clearance < 18” or Clearance are met foot clearance < 22” Manipulation Fine manipulation Fine manipulation not required Use of Feet Foot pedals are used No foot pedals are used Seated workstations Standing workstations A high degree of precision is required (fine The work requires frequent high, low, or manipulation and visual attention). extended reaches outside of the Feet are used for control operations. comfortable arm reach envelope (more All tools and materials can be easily than 12 inches). supplied and handled within the reach Frequent walking is required. envelope. Large forces are exerted or heavy weights The job consists of long work periods (over are handled (objects weighing >10 lbs). 5 minutes). It is impossible to provide leg room for a Hands are not required to work more than seated operator (less than 18 inches of 6 inches above the work surface. knee clearance and less than 19-24 Low forces are exerted (weights are less inches of foot clearance). than 10 lbs.). Frequent movement between various workstations (every 5 minutes or less). Intermittent task duration. Items are handled more than 6 inches above the work surface. Downward forces of more than 10 lbs are required. Seated Workstation Guidelines All required for the work should be located within the reach zones (not on the floor). Handling of items should be limited to no more than 6 inches above the work surface. Large forces (> 10#) should not be required. A good chair with a high degree of adjustability should be provided.
Hand Heights < 6” surface > 6” above surface Weight Handled < 5 lbs > 5 lbs Reaches Within Comfort Zone (within 12”) Forward reaches of > 12” Forces Exerted < 5 lbs Downward forces of > 5lbs Clearance Seated clearances for legs and feet are met Knee clearance < 18” or foot clearance < 22” Manipulation Fine manipulation Fine manipulation not required Use of Feet Foot pedals are used No foot pedals are used Seated workstations Standing workstations A high degree of precision is required (fine manipulation and visual attention). Feet are used for control operations. All tools and materials can be easily supplied and handled within the reach envelope. The job consists of long work periods (over 5 minutes). Hands are not required to work more than 6 inches above the work surface. Low forces are exerted (weights are less than 10 lbs.). The work requires frequent high, low, or extended reaches outside of the comfortable arm reach envelope (more than 12 inches). Frequent walking is required. Large forces are exerted or heavy weights are handled (objects weighing >10 lbs). It is impossible to provide leg room for a seated operator (less than 18 inches of knee clearance and less than 19-24 inches of foot clearance). Frequent movement between various workstations (every 5 minutes or less). Intermittent task duration. Items are handled more than 6 inches above the work surface. Downward forces of more than 10 lbs are required. Seated Workstation Guidelines All required for the work should be located within the reach zones (not on the floor). Handling of items should be limited to no more than 6 inches above the work surface. Large forces (> 10#) should not be required. A good chair with a high degree of adjustability should be provided.