Procedure Instruction Letters
2019
| PIL Number |
Title |
Effective Date |
| I19-V-01 |
Procedure for Permitting the Use of Belt Air to Ventilate Working Sections of Underground Coal Mines |
2/8/2019 |
2016
| PIL Number |
Title |
Effective Date |
| I16-V-01 |
Reissue of I12-V-03 and I12-IV-04 - Use of Digital Cameras and the Storage and Preservation of Digital Images |
4/27/2016 |
2012
| PIL Number |
Title |
Effective Date |
| I12-V-11 |
Reissue of I10-V-09 - Procedures for Evaluation of Requests to Make Extended Cuts With Remote Controlled Continuous Mining Machines |
4/30/2012 |
| I12-V-19 |
District Field Change Requests for Adding Proximity Detection Systems |
7/26/2012 |
2011
| PIL Number |
Title |
Effective Date |
| I11-III-02 |
Compliance Procedures for the Hazard Communication Standard |
6/20/2011 |
