Summary Statement
Ohio State University and the Ohio Bureau of Workers' Compensation have produced guidelines on how to reduce the risk of low-back injury for healthy workers and those who have back problems. Site contains a useful calculator to determine safe weights to lift based on the level from which the lifts will be made, the horizontal reach and the amount of trunk twisting necessary.
March 12, 2012
Ohio State University and the Ohio Bureau of Workers' Compensation have produced guidelines on how to reduce the risk of low-back injury for workers who have back problems who must lift no more than 4 times per minute on the job.
http://www.ohiobwc.com/employer/programs/safety/Ergoliftguide.asp