Section R. 408.13395e - Window cleaners' positioning systemsRule 3395e.
(1) An employer shall ensure that all window cleaners positioning systems are capable of withstanding, without failure, a drop test consisting of a 6-foot (1.8-m) drop of a 250-pound (113-kg) weight.(2) An employer shall ensure that all window cleaners positioning systems limit the initial arresting force on the falling employee to not more than 2,000 pounds (8.9 kN), with a duration not exceeding 2 milliseconds and any subsequent arresting forces to not more than 1,000 pounds (4.5 kN).(3) An employer shall ensure positioning systems, including window cleaners' positioning systems, meet the test methods and procedures in Appendix D "Personal Fall Protection Systems," Non-Mandatory Guidelines, are considered to be in compliance R 408.13395d and R 408.13395e.Mich. Admin. Code R. 408.13395e