Section 164.25 - Tests before entering or getting underway(a) Except as provided in paragraphs (b) and (c) of this section no person may cause a vessel to enter into or get underway on the navigable waters of the United States unless no more than 12 hours before entering or getting underway, the following equipment has been tested:(1) Primary and secondary steering gear. The test procedure includes a visual inspection of the steering gear and its connecting linkage, and, where applicable, the operation of the following:(i) Each remote steering gear control system.(ii) Each steering position located on the navigating bridge.(iii) The main steering gear from the alternative power supply, if installed.(iv) Each rudder angle indicator in relation to the actual position of the rudder.(v) Each remote steering gear control system power failure alarm.(vi) Each remote steering gear power unit failure alarm.(vii) The full movement of the rudder to the required capabilities of the steering gear.(2) All internal vessel control communications and vessel control alarms.(3) Standby or emergency generator, for as long as necessary to show proper functioning, including steady state temperature and pressure readings.(4) Storage batteries for emergency lighting and power systems in vessel control and propulsion machinery spaces.(5) Main propulsion machinery, ahead and astern.(b) Vessels navigating on the Great Lakes and their connecting and tributary waters, having once completed the test requirements of this subpart, are considered to remain in compliance until arriving at the next port of call on the Great Lakes.(c) Vessels entering the Great Lakes from the St. Lawrence Seaway are considered to be in compliance with this sub-part if the required tests are conducted preparatory to or during the passage of the St. Lawrence Seaway or within one hour of passing Wolfe Island.(d) No vessel may enter, or be operated on the navigable waters of the United States unless the emergency steering drill described below has been conducted within 48 hours prior to entry and logged in the vessel logbook, unless the drill is conducted and logged on a regular basis at least once every three months. This drill must include at a minimum the following:(1) Operation of the main steering gear from within the steering gear compartment.(2) Operation of the means of communications between the navigating bridge and the steering compartment.(3) Operation of the alternative power supply for the steering gear if the vessel is so equipped.CGD 77-183, 45 FR 18925, Mar. 24, 1980, as amended by CGD 83-004, 49 FR 43466, Oct. 29, 1984; USCG-2020-0304, 85 FR 58280, Sept. 18, 2020 46 U.S.C. Chapter 700; 49 CFR 1.46(n)(4)
USCG-2020-0304, 85 FR 58280, 9/18/2020