Are you a TOP GUN in NavRules?You think you're ready for the NavRules test? Take the NavRules Challenge and find out!!
1. BOTH INTERNATIONAL & INLAND Which factor is listed in the Rules as one which must be taken into account when determining safe speed?
The construction of the vessel The maneuverability of the vessel The experience of vessel personnel All of the above must be taken into account.
2. BOTH INTERNATIONAL & INLAND A power-driven vessel towing another vessel astern (tow less than 200 meters) shall show __________.
a small white light abaft the funnel three masthead lights in a vertical line instead of either the forward or after masthead lights two masthead lights in a vertical line instead of either the forward or after masthead lights two towing lights in a vertical line at the stern
3. INLAND ONLY Which indicates the presence of a partly submerged object being towed?
A diamond shape on the towed object An all-round light at each end of the towed object A searchlight beamed from the towing vessel in the direction of the tow All of the above
4. BOTH INTERNATIONAL & INLAND Two barges are being pushed ahead by a tugboat. Which statement is TRUE concerning lights on the barges?
Each vessel should show sidelights. Each vessel should show at least one white light. The barges should be lighted as separate units. The barges should be lighted as one vessel.
5. BOTH INTERNATIONAL & INLAND Which vessel must exhibit forward and after white masthead lights when making way?
A 75-meter vessel restricted in her ability to maneuver A 100-meter sailing vessel A 150-meter vessel engaged in fishing A 45-meter vessel engaged in towing
6. INTERNATIONAL ONLY The light which may be used with a vessel's whistle is to be __________.
used when the whistle is broken used prior to sounding the whistle used only at night a white light
7. BOTH INTERNATIONAL & INLAND There are two classes of vessels which, to the extent necessary to carry out their work, do not have to comply with the rule regarding traffic separation schemes. One of these is a vessel __________.
engaged in fishing in a traffic lane servicing a submarine cable towing another engaged on pilotage duty
8. BOTH INTERNATIONAL & INLAND A vessel engaged in fishing while at anchor shall sound a fog signal of __________.
one prolonged and two short blasts at two-minute intervals one prolonged and three short blasts at two-minute intervals a rapid ringing of the bell for five seconds at one-minute intervals a sounding of the bell and gong at one-minute intervals
9. INLAND ONLY When power-driven vessels are crossing, a signal of one short blast by either vessel means __________.
"I intend to leave you on my port side" "I intend to hold course and speed" "I intend to change course to starboard" "I request a departure from the Rules"
10. BOTH INTERNATIONAL & INLAND A partly submerged vessel or object being towed, which is not readily noticeable, shall show __________.
yellow lights at each end two red lights in a vertical line a black ball a diamond shape