DISORDERS (REPEATED TRAUMA) at CalMat Co
Employee went to Company clinic on 3/29/11 and was placed on restricted duty. He voluntarily retired effective 3/31/11 and requested medical treatment 3 days prior to his last day on the job. Employee alleges: for 2 years repetitive movement of climbing stairs and walking has caused L-knee pain. He was released to full duty on 4/5/11.
U.S. Mine Safety and Health Administration