| Action Date | Action Description | 
|---|---|
| Dec 12, 2011 | Maintenance Certification Request | 
| Dec 12, 2011 | Administrative Review for Completeness | 
| Dec 12, 2011 | Team Review for Completeness | 
| Dec 12, 2011 | Permit Approved | 
| Dec 12, 2011 | Application Accepted | 
| Jul 17, 2018 | Extension Approved |