Masters of coastwise steam vessels.

23. An applicant for license as master of coastwise steam vessels shall be eligible for examination after he has furnished satisfactory documentary evidence to the local inspectors that he has had the following experience:

First. One year's service as chief mate of ocean or coastwise steam vessels, or

Second. Two years' service as second mate of ocean or coastwise steam vessels, one year of such service while holding a license as chief mate of ocean or coastwise steam vessels, or

Third. Five years' service as third mate of ocean or coastwise steam vessels, two years of such service while holding a license as chief mate of ocean or coastwise steam vessels, or

Fourth. One year's service as master of lake, bay, or sound steam vessels and in addition thereto one year's service as second mate, third mate, quartermaster or wheelsman on ocean or coastwise steam vessels while holding a license as master of lake, bay, or sound steam vessels, or

Fifth. Five years' service on ocean or coastwise sail vessels of 300 gross tons or over, two years of which service shall have been as master, or

Sixth. One year's service as a licensed master of ocean or coastwise sail vessels of 700 gross tons or over, or

Seventh. Two years' service as master of lake, bay, or sound towing steam vessels for license as master of coastwise towing steam vessels of 300 gross tons or under.

In cases where the experience of an applicant for license as master of coastwise steam vessels does not meet the specific requirements of this section, other service which the local inspectors consider a fair and reasonable equivalent may be accepted by them in lieu of the service herein specified.