Problem 4. The best materials for the bracing on a wall form are--
A.
1- x 4- or 1- x 6-inch board
B.
2- x 10- or 1- x 2-inch board
C.
1- x 4- or 4- x 4-inch board
D.
4- x 4- or 2- x 4-inch board
Problem 5. The best materials for tie wires on a wall form are--
A.
1/8-inch wire rope or No. 10 annealed wire
B.
No. 10 barbwire or No. 10 annealed wire
C.
No. 8 or No. 9 annealed wire
D.
No. 8 barbwire or No. 4 hard-drawn wire
6
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