Yellow and Red Dive Flag?

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yes, to summarize:


1. if lights are required, they shall be shown by night, during the day in restricted
visibility, and when deemed necessary (rule 20 read in its totality)

2. shapes (this appears to include flags) are for day use only


this has nothing to do with the alternative of using 3 lights and alpha flag if there's
not enough room in the vessel to use the other signals prescribed

(it does mean, however, that the lights will not be shown during the
day except during poor vis or if deemed necessary (talk about
an exception that swallows the rule), and that the flag will not be used during
the night)
 
Dale:

here's a question you might be able to answer for me.

when do you know you are in Federal inland waters or in waters controlled
wholly by the state?

i ask, because the alpha flag is a possibility in Federal inland waters, but
it is not mandated in state waters (as far as i know)
 
H2Andy:
Dale:

here's a question you might be able to answer for me.

when do you know you are in Federal inland waters or in waters controlled
wholly by the state?

i ask, because the alpha flag is a possibility in Federal inland waters, but
it is not mandated in state waters (as far as i know)

Virtually all inland waters are deemed to be under the federal law. The law applies to all "navigable waterways." A waterway is considered navigable if it is not completely surrounded by one continuous parcel of land owned by one entity.

International rules apply to all Alaskan waters and to all waters in the lower 48 outside of the line of demarcation. Generally, the line or demarcation runs along the sea shore and across the mouths of rivers emptying into the sea. It is further defined in 33CFR60.
 
H2Andy:
Dale:

here's a question you might be able to answer for me.

when do you know you are in Federal inland waters or in waters controlled
wholly by the state?

i ask, because the alpha flag is a possibility in Federal inland waters, but
it is not mandated in state waters (as far as i know)

Maybe take a coast guard safety course, or heaven forbid, a captains course from sea school or coast guard auxiliary. You never know when knowing the rules could really help you out one day.
 
Somethin-Fishey:
Maybe take a coast guard safety course, or heaven forbid,
a captains course from sea school or coast guard auxiliary. You never know when
knowing the rules could really help you out one day.

dang... how many assumptions did you make to get there, bud?

at least four, but who's counting? :D

they are, to save you the trouble of actually thinking about it:


1. that i own or have access to a vessel
2. that i would operate such vessel as the captain
3. that i would operate such vessel as the captain in navigable waters
4. that i don't know the rules involved in operating such vessel as the captain
in navigable waters

you're wrong on the first three and right on the last
 
The short of it, is you have to look at the charts, and notice to mariners for updates. There are sooo many friggin' rules for navigation, it isn't funny. I try to keep up with SC and GA, but even that is hard.

By owning up to #4, you are already better off than 75% of the people who own/operate a vessel in this country.

BTW: No assumptions, you do NOT have to own or have access to a boat to take the courses mentioned. You might have a tough time actually getting a captains license, but the knowledge will still have been garnered.

Also #3, is redundant, you CANNOT operate a vessel in non-navigable waters.
 
To confirm an earlier post, in Australia, the alpha flag is used (rightly or wrongly), whether it be off a boat or towing a flag.
 
Somethin-Fishey:
Also #3, is redundant, you CANNOT operate a vessel in non-navigable waters.
That would be the common sense answer.

However the definition of "navigable waters" is such that you could not only operate a vessel on non-navigable waters, but you could lose it and spend quite a bit of time trying to find it.
 
Somethin-Fishey:
Also #3, is redundant, you CANNOT operate a vessel in non-navigable waters.

incorrect, my friend. again, you assume too much

read up on your admiralty law
 

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