USCG Deck Safety, Stab & Trim

About USCG Deck Safety, Stab & Trim

USCG Exam Preparation provides recreational seafarers and trade seafarers a convenient and accessible platform to study for the US FCC and Coast Guard licensure exams.

Whether you're studying for the FCC Deck, Engine, or Radio licensing exam, seeking limited or unlimited certification, or just refreshing your knowledge, USCG Exam Prep will help you achieve your licensing goals.


The USCG Deck Safety, Stability & Trim Exam is an examination conducted by the United States Coast Guard (USCG) to assess the knowledge and understanding of deck officers regarding the principles of ship stability and trim. This exam is important for ensuring the safety of vessels and their crews, as well as for maintaining compliance with maritime regulations.

The specific topics covered in the exam may vary, but generally, it includes the following areas:

1. Basic principles of stability: This covers the fundamental concepts of ship stability, such as the center of gravity, center of buoyancy, metacentric height, righting lever, and stability curves.

2. Loading conditions: This section focuses on understanding the effects of different loading conditions, including the distribution of cargo, fuel, and ballast water, on a vessel's stability and trim. It may also cover topics such as free surface effect and the use of stability information booklets.

3. Stability calculations: This part of the exam assesses your ability to perform stability calculations, such as determining the vessel's draft, trim, and stability characteristics under various conditions. It may involve using stability software or manually calculating stability parameters.

4. Intact stability criteria: This covers the regulations and requirements regarding intact stability, including stability criteria for different types of vessels, stability booklets, and stability-related regulations.

5. Damage stability: This section focuses on understanding the principles of damage stability, including watertight integrity, subdivision, and the ability of a vessel to withstand flooding and maintain stability in case of damage.

6. Stability-related emergency procedures: This part of the exam assesses your knowledge of emergency procedures related to stability, such as procedures for dealing with a flooding or grounding situation and taking corrective actions to maintain stability.

It's important to note that the specific content and format of the USCG Deck Safety, Stability & Trim Exam may vary. It is recommended to refer to the official USCG resources and guidelines for the most accurate and up-to-date information regarding the exam.


Exam preparation is divided into 10 parts, each of which has more than 40 questions

Application features :
- Includes charts and diagrams that can be zoomed in/out to make it easier to answer related questions
- Multiple-choice exercise
- There are 2 hints (Hint or Knowledge, Add TIME for answering), that can be used
- More than 40 questions in topic which in turn appear in 10 questions