ASA M30.1
Roof Bolting Materials in Coal Mines
| Org/Number ID | ASA M30.1 |
|---|---|
| Alternate Organization ID / number | ANSI UDC 622.284.7 |
| Version(s) | 1957 |
| Bin # | 0519 |
| Comments | |
| Status | Present |
| Record last updated | June 23, 2022, 8:05 pm |
This may not be the most recent edition of this standard.