| # | Letters of Interpretation |
|---|---|
| 1 | - 1926.550(a), 1926.550(a)(5), 1926.550(a)(6) - Identification, inspection, and marking of cranes when manufacturer-supplied identifications are unavailable. |
| 2 | - 1926.550(a), 1926.550(a)(17) - Inspection, testing, and operation requirements for Woltman PVE 5021S pile driving equipment. |
| 3 | - 1926.550(a), 1926.550(a)(9) - Necessary precautions required to prevent entry into a swinging superstructure's radius. |