USCG Exam PracticeSingle-screw maneuvering and prop walk
Under 33 CFR §164.11, when a vessel enters U.S. waters, the master or person in charge must ensure the steering wheel or lever on the navigating bridge is operated to verify proper manual steering function, UNLESS which of the following conditions is met?
- A. The vessel is equipped with an autopilot that has been tested within the preceding 4 hours
- ✓ The vessel has been steered under manual control from the navigating bridge within the preceding 2 hoursCorrect
- C. The vessel's gyrocompass has been verified accurate within the preceding 12 hours
- D. The primary steering gear was visually inspected within the preceding 6 hours per §164.25
Why B is correct
33 CFR §164.11(s) requires the steering wheel or lever to be operated upon entering U.S. waters to verify manual steering, unless the vessel has been steered under manual control from the navigating bridge within the preceding 2 hours. This paragraph also excepts vessels operating on the Great Lakes and their connecting and tributary waters. The autopilot test and gyrocompass verification are not listed exceptions.
Cited:33 CFR §164.11