Questions and Answers
What is the most important aspect of a Boatswain's Mate making BM3?
A supervisor is responsible for the output, safety, and well-being of the personnel who work for him/her.
When working over the side, a sailor's safety line should NEVER be secured to which object?
What is generally wrong with most new navy issue and commercial boatswain's pipes?
The pee is too open.
What call consists of two slurred veer calls?
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Before the Boatswain's Mate of the watch passes any routine calls, he/she must check with the OOD to see if there are any modifications included in the ______________.
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What type of ceremony is used for a ship terminating service in the Navy?
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How many side boys are needed for a vice admiral visiting the ship in an official function?
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How many side boys are used for the Secretary of the Navy?
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How many side boys should be paraded for the mayor of a city after an official visit?
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One of the advantages of braided lines over twisted ropes is that they do not flex open to admit dirt. This characteristic is also a disadvantage because they are braided so tightly that _________.
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What condition indicates that a natural fiber line has deteriorated due to age or expense?
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Tattletale cords are made of what size lines?
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Which knot is used to take the load off a weak spot in the line?
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What type of seizing would you use if the marriage of lines is to be under little or no strain?
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How many consecutive pairs of cover strands are counted off between points 'R' and 'T'?
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Which NSTM chapter provides a comprehensive list of precautions in the use of fiber, synthetic, and wire rope?
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When lines are used on double bitts, figure eights reduce the rope strength by what percent?
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Which number size is the heaviest weight of canvas?
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What is the best way to repair a winch cover if a grommet tears out?
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If the canvas article you are making requires metal grommets having a 3/4-inch inside diameter, which types should you use?
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What type of ladder is rigged out and lowered to provide for boarding or leaving an anchored ship?
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What is used to protect the side of a ship from contact with a pier or another ship?
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How far from the block through which the line passes shall a person stand when handling a line?
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What size width does single-ply belting leather come in?
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Why were stockless anchors adopted for use aboard U.S. Navy vessels?
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Study Notes
Boatswain's Mate Responsibilities
- A Boatswain's Mate 3rd Class (BM3) is seen as a supervisor, focusing on the output and well-being of personnel.
- Supervisors are responsible for maintaining safety and effectiveness among their team.
Safety Protocols
- Safety lines must never be secured to boatswain's mate chairs, gantlines, stagelines, or rungs of ladders.
- A sailor must maintain a safe distance of 6 feet from the block when handling lines.
Equipment and Calls
- Most new Navy issue and commercial boatswain's pipes have overly open pees.
- A call consisting of two slurred veer calls is referred to as "Tend the side" for four side boys.
Procedures and Ceremonies
- Before passing routine calls, the Boatswain's Mate should confirm any modifications with the Officer of the Deck (OOD).
- Decommissioning is the ceremony used when a ship terminates service in the Navy.
Side Boys Protocol
- Eight side boys are required for visits by a Vice Admiral or Secretary of the Navy.
- Four side boys are to be paraded when the mayor of a city is piped over the side.
Line Characteristics
- Braided lines have tight weaves, which prevent dirt entry but hinder inspection of interior strands.
- Natural fiber lines show deterioration if they change to yellow or brown.
Knotting and Seizing Techniques
- Sheepshank knots relieve load on weak line spots.
- Flat seizing is used when joining lines under little or no strain.
Canvas and Grommet Specifications
- The heaviest weight of canvas is size No. 1.
- When repairing a winch cover, use a patch and replace the torn grommet.
- For 3/4-inch inside diameter grommets, spur type #6 or eyelet and ring type #6 are recommended.
Boarding and Protection Equipment
- An accommodation ladder is used for boarding or leaving a ship while anchored.
- Fenders are essential for protecting a ship's side from contact with piers or other vessels.
Rope Specifications
- When lines are used on double bitts, figure eights reduce the rope's strength by 25%.
- Tattletale cords are made from 6-thread manila lines.
- Precautions for using fiber, synthetic, and wire rope can be found in NSTM chapter 613.
Material Specifications
- Single-ply belting leather is available in widths ranging from 1 to 6 inches.
- Stockless anchors are favored on U.S. Navy vessels due to their ease of stowage.
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