6.

Determine the uniform load on joist if the maximum total load is 200 psf and the joists are spaced every

3.5 feet.

A.

700 lb/sf

B.

700 lb/ft

C.

600 lb/ft

D.

58 lb/ft

7.

4-inch. Stringers: single 4- by 4-inch. Determine the maximum stringer spacing in inches.

A.

49

B.

32

C.

27

D.

25

8.

Determine the uniform load on the stringers if the maximum total load is 275 per square foot, the

sheathing is 3/4-inch plywood in the weak direction, the joists are 4- by 4-inch at 15 inches on center, and the

stringers are 4- by 6-inch at 49 inches on center.

A.

1,123 lb/ft

B.

1,405 lb/ft

C.

1,506 lb/ft

D.

4,125 lb/ft

9.

Determine the allowable load (in pounds) on the shore based on end-bearing stresses between the shore

and the stringer, if you are using 4- by 4-inch stringers and 6- by 6- by 10-inch shores. The stringers can carry

350 pounds per square inch in compression perpendicular (CY) to their grain. Both members are made with

rough lumber.

A.

6,700

B.

7,100

C.

11,100

D.

23,000

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