Internal loads

Question 1

Shoring should extend at least:

Answer 1

-a distance equal to the thickness of material used beyond base of cargo. Weight of material used should be included in cargo weight calculations.

Question 2

Shoring calculations:

Answer 2

(GW of cargo + GW of shoring) / (sq-in of cargo area + thickness of shoring)

Typically 1-2” thick, 10-12” wide, less than 12 feet long

Question 3

Cargo restraint:

-Cargo classification:

Answer 3

• Prepared: carried in containers equipped with tie-down devices or tie down points.
• Miscellaneous: all other cargo, or cargo without tie down provisions

Question 4

Cargo restraint:

-Ideal angle for securing cargo:

Answer 4

-30 degree angle

Question 5

Cargo restraint:

-Restraint Criteria:

Answer 5

• Forward: 4.0 G’s
• Aft: 2.0 G’s
• Down: 4.0 G’s
• Up: 2.0 G’s
• Lateral: 1.5 G’s

Question 6

Shoring:

Answer 6

-Using lumber, planking, or similar material to spread the weight of concentrated loads.