“ In order to maintain an active approval, a regularly scheduled equipment certification is: required: Before the initial requirement dates listed in the table below and then at least once every 5 years or sooner if conditions warrant the system installation shall be inspected by a licensed NY State Professional Engineer with experience in window washing equipment who shall in writing certify to the Engineering Services Unit (ESU) of the NYSDOL:

i) All components of the system are safe and functioning as originally designed

ii) All components of the system are free from defects or wear which would require replacement.

iii) According to all available records, maintenance of equipment is in accordance with manufacturer's recommendation and Appendix. 1014 of NYSDOL Advisory Standard 101.

iv) Structural components continue to be capable of supporting all loading required by design. "

- NYSDOL