Kinesiology 3550A/B Lecture Notes - Lecture 6: Handloading, Maximum Force, Liberty Mutual

• School: Western University
• Department: Kinesiology
• Course: Kinesiology 3550A/B
• Professor: Robert Charles Caryn

Document Summary

Assessing manual handling tasks using liberty mutual and niosh. Snook tables: analysis basic steps pushing/pulling: measu(cid:396)e the height of the ha(cid:374)ds (cid:894)high push = (cid:1009)(cid:1009) , (cid:373)iddle = (cid:1007)(cid:1010) , lo(cid:449) = (cid:1006)(cid:1008) (cid:895, measure the distance of the push/pull, determine the push/pull frequency. Snook tables: analysis basic steps carrying: measure the carry position (straight vs. bent elbow, measure the distance of the carry, determine the carry frequency. Example 3: vertical location middle pull point, frequency 1 pull every 10 minutes (round down to 1 /5 minutes, distance of pull up to (cid:1011)(cid:1009)(cid:859) (cid:894)use (cid:448)alue of (cid:1013)(cid:1011)(cid:859)(cid:895) Infrequent handling of heavy awkward objects is limited by biomechanical rather than physiological factors: repetitive lifting of light objects is limited by metabolic stress and local muscle fatigue, wo(cid:396)ke(cid:396)(cid:859)s perception of their capability is also limiting factors, picture. Sometimes the different criteria will produce conflicting rwls in which case the lowest is used.