307 Advanced Damage Control Practice Exam

307 ADVANCED DAMAGE

CONTROL PRACTICE

EXAM Question 1: What are the three main types of shoring used in naval damage control?

Choices:

1) X, Y, and Z 2) A, B, and C 3) I, K, and H 4) Primary, Secondary, and Tertiary

Correct Answer: I, K, and H

Explanation: The three primary types of structural shoring are I-type (direct compression), K- type (triangular), and H-type (cross-axial).Page 1

Question 2: Which type of shoring is considered the strongest?

Choices:

1) H-type 2) K-type 3) I-type 4) J-type

Correct Answer: I-type

Explanation: I-type shoring is the strongest because it provides direct, straight-line compression directly against the damaged structure.

Question 3: Which type of shoring is known to be the weakest?

Choices:

1) I-type 2) K-type 3) H-type 4) Composite type

Correct Answer: H-type

Explanation: H-type shoring is considered the weakest because it lacks direct straight-line support and is primarily used to maneuver around obstacles.Page 2

Question 4: What are the two standard sizes of mechanical steel shoring available on ship?

Choices:

1) 2x4 feet and 4x8 feet 2) 3-5 feet and 6-11 feet 3) 4-6 feet and 8-12 feet 4) 5-7 feet and 10-14 feet

Correct Answer: 3-5 feet and 6-11 feet

Explanation: The standard steel mechanical shores used in the Navy come in two adjustable

sizes: 3 to 5 feet and 6 to 11 feet.

Question 5: What is the maximum load capacity of a 3-5 foot steel shore when fully collapsed?

Choices:

1) 10,000 lbs 2) 12,000 lbs 3) 20,000 lbs 4) 30,000 lbs

Correct Answer: 20,000 lbs

Explanation: When fully collapsed (at 3 feet), the 3-5 foot steel shore can support a maximum weight of 20,000 pounds.Page 3