Estimating the Quantity of Floor Materials

c. 62 [((40' x 12") / 16) + 1)) x 2 = 62] (page 278)

For a 20' x 40' buidling, how many 2 x 8 joists are required if they are spaced 16" OC and two rows of joists are required? a. 20 b. 42 c. 62 d. 108

c. 114 lineal feet [3 plys x 38' = 114] (page 278)

For the building described in Question 1 (24'x38'), how many lineal feet of 2 x 10s are needed to construct a built-up beam consisting of three plys? a. 38 lineal feet b. 76 lineal feet c. 114 lineal feet d. 152 lineal feet

d. 120 [((2 x 40) x 7.5) x 2) = 120] (page 279)

For the building described in Question 3 (20'x40'), how many peices of metal cross-bridging are required if one row of bridging is required for each span? a. 20 b. 30 c. 60 d. 120

c. 25 [(20' x 40') / 32 = 25] (page 279)

For the building described in Question 3 (20'x40'), how many subfloor panels are required? a. 16 b. 22 c. 25 d. 30

d. 124 lineal feet [(24' + 38') x 2 = 124'] (page 278)

How many lineal feet of sill sealer are required for a building measuring 24'x38'? a. 48 lineal feet b. 76 lineal feet c. 86 lineal feet d. 124 lineal feet