BMC SERVICEWIDE ACTUAL EXAM SCRIPT
2026 VERIFIED QUESTIONS AND
SOLUTIONS PREMIUM STUDY GUIDE
◉ How is a leadline labeled. Answer: 2 Fathoms Two (2) strips of
leather
3 Fathoms Three (3) strips of leather
5 Fathoms One (1) white rag (usually cotton)
7 Fathoms One (1) red rag (usually wool)
10 Fathoms One (1) strip of leather with a hole
13 Fathoms Three (3) strips of leather
15 Fathoms One (1) white rag (usually cotton)
17 Fathoms One (l) red rag (usually cotton)
20 Fathoms Two (2) knots
25 Fathoms One (1) knot
NOTE:
Always keep a lead line neatly stowed and ready for use in the event
the depth sounder becomes inoperative.
Lead lines should be wetted and stretched prior to marking. Lines
should be checked periodically for accuracy of markings.
, ◉ How do you report sounding's on a leadline?. Answer: There are
two ways to report soundings, depending upon where the
watermark is located on
the lead line.
• Depth that corresponds to any mark on the lead line is reported:
"by the mark", that is,
should the depth align with the two strips of leather, it would be
reported "by the
mark 2".
• All other unmarked whole fathoms are called deeps. This would be
reported as "by the
deep 6" for a depth of 6 fathoms.
Fractions of a fathom should be reported as halves and quarters,
such as, "and a half seven"
or "less a quarter ten".
◉ How many degrees is left/right standard rudder?. Answer: This is
normally 15 or 20 degrees for most Coast Guard Cutters.
◉ How many degrees is left/right Full rudder?. Answer: This is
normally 30 degrees for most Coast Guard Cutters.
◉ How many degrees is Hard left/right rudder?. Answer: This is
normally 35 degrees for
2026 VERIFIED QUESTIONS AND
SOLUTIONS PREMIUM STUDY GUIDE
◉ How is a leadline labeled. Answer: 2 Fathoms Two (2) strips of
leather
3 Fathoms Three (3) strips of leather
5 Fathoms One (1) white rag (usually cotton)
7 Fathoms One (1) red rag (usually wool)
10 Fathoms One (1) strip of leather with a hole
13 Fathoms Three (3) strips of leather
15 Fathoms One (1) white rag (usually cotton)
17 Fathoms One (l) red rag (usually cotton)
20 Fathoms Two (2) knots
25 Fathoms One (1) knot
NOTE:
Always keep a lead line neatly stowed and ready for use in the event
the depth sounder becomes inoperative.
Lead lines should be wetted and stretched prior to marking. Lines
should be checked periodically for accuracy of markings.
, ◉ How do you report sounding's on a leadline?. Answer: There are
two ways to report soundings, depending upon where the
watermark is located on
the lead line.
• Depth that corresponds to any mark on the lead line is reported:
"by the mark", that is,
should the depth align with the two strips of leather, it would be
reported "by the
mark 2".
• All other unmarked whole fathoms are called deeps. This would be
reported as "by the
deep 6" for a depth of 6 fathoms.
Fractions of a fathom should be reported as halves and quarters,
such as, "and a half seven"
or "less a quarter ten".
◉ How many degrees is left/right standard rudder?. Answer: This is
normally 15 or 20 degrees for most Coast Guard Cutters.
◉ How many degrees is left/right Full rudder?. Answer: This is
normally 30 degrees for most Coast Guard Cutters.
◉ How many degrees is Hard left/right rudder?. Answer: This is
normally 35 degrees for
