CAC EXAM 2025
ANSWER ALL QUESTIONS IN THIS SECTION
QUESTION 1
How many bank cubic yards of soil would be
needed to fill an excavation requiring 45
Ccy of fill assuming an 88% compaction
factor?
A. 39.6
B. 40.5
C. 50.4
D. 51.1
D. 51.1
45/.88 = 51.1
QUESTION 2
Assuming the footings shown in Figure 5-6
were formed along the sides (not the
bottom). How much formwork would be
required?
A. 9 sq ft
B. 112 sq ft
C. 224 sq ft
D. 448 sq ft
END OF
PAGE 1
, CAC EXAM 2025
C. 224 sq ft
(30 x 4) + (26 x 4) = 224
QUESTION 3
How much concrete is needed for the footing
shown in Figure 5-6?
A. 0.3 cy
B. 4.2 cy
C. 8.3 cy
D. 16.6 cy
D. 16.6 cy
((28 x 4) x 1 x 4) / 27
QUESTION 4
How much rebar should be ordered for the
footing shown in Figures 5-6 and 5-7?
Assume rebar comes in 20-ft lengths.
A. 125 lnft
B. 224 lnft
C. 500 lnft
D. 548 lnft
C. 500 lnft
END OF
PAGE 2
, CAC EXAM 2025
Effective length = 20 - ((5/8) ×
30)/12 = 18.44 ft
Total length of runs = 28 ft centerline × 4
sides × 4 bars = 448 ft
448 ft/18.44 = 25 sticks of rebar
25 sticks × 20 ft = 500 lnft
QUESTION 5
How many board feet is 200 lnft of 2 in. ×
6 in wood studs.
A. 12 bft
B. 138 bft
C. 200 bft
D. 2,400 bft
C. 200 bft
2 × 6 × 200/12 = 200
QUESTION 6
END OF
PAGE 3
, CAC EXAM 2025
A structure is an intersecting hip roof with the
main hip roof outside dimensions being 73 ft
long and the width being 30 ft wide. The
intersection portion extends 20 ft beyond the
30-ft side, and the intersecting portion is 20
ft wide. The overhang is 2 ft 6 in. and the
slope is 5:12. The rafters are 16 in. on
center. Based on the information provided,
what is the total length of the common rafters
in linear feet?
A. 13.00
B. 17.50
C. 18.90
D. 35.00
C. 18.90
(15 ft + 2.5 ft) × 1.08 = 18.9
QUESTION 7
Using the information provided in the
previous question, what is the total number of
common rafters required for the roof?
A. 55
B. 72
C. 112
D. 146
D. 146
END OF
PAGE 4
ANSWER ALL QUESTIONS IN THIS SECTION
QUESTION 1
How many bank cubic yards of soil would be
needed to fill an excavation requiring 45
Ccy of fill assuming an 88% compaction
factor?
A. 39.6
B. 40.5
C. 50.4
D. 51.1
D. 51.1
45/.88 = 51.1
QUESTION 2
Assuming the footings shown in Figure 5-6
were formed along the sides (not the
bottom). How much formwork would be
required?
A. 9 sq ft
B. 112 sq ft
C. 224 sq ft
D. 448 sq ft
END OF
PAGE 1
, CAC EXAM 2025
C. 224 sq ft
(30 x 4) + (26 x 4) = 224
QUESTION 3
How much concrete is needed for the footing
shown in Figure 5-6?
A. 0.3 cy
B. 4.2 cy
C. 8.3 cy
D. 16.6 cy
D. 16.6 cy
((28 x 4) x 1 x 4) / 27
QUESTION 4
How much rebar should be ordered for the
footing shown in Figures 5-6 and 5-7?
Assume rebar comes in 20-ft lengths.
A. 125 lnft
B. 224 lnft
C. 500 lnft
D. 548 lnft
C. 500 lnft
END OF
PAGE 2
, CAC EXAM 2025
Effective length = 20 - ((5/8) ×
30)/12 = 18.44 ft
Total length of runs = 28 ft centerline × 4
sides × 4 bars = 448 ft
448 ft/18.44 = 25 sticks of rebar
25 sticks × 20 ft = 500 lnft
QUESTION 5
How many board feet is 200 lnft of 2 in. ×
6 in wood studs.
A. 12 bft
B. 138 bft
C. 200 bft
D. 2,400 bft
C. 200 bft
2 × 6 × 200/12 = 200
QUESTION 6
END OF
PAGE 3
, CAC EXAM 2025
A structure is an intersecting hip roof with the
main hip roof outside dimensions being 73 ft
long and the width being 30 ft wide. The
intersection portion extends 20 ft beyond the
30-ft side, and the intersecting portion is 20
ft wide. The overhang is 2 ft 6 in. and the
slope is 5:12. The rafters are 16 in. on
center. Based on the information provided,
what is the total length of the common rafters
in linear feet?
A. 13.00
B. 17.50
C. 18.90
D. 35.00
C. 18.90
(15 ft + 2.5 ft) × 1.08 = 18.9
QUESTION 7
Using the information provided in the
previous question, what is the total number of
common rafters required for the roof?
A. 55
B. 72
C. 112
D. 146
D. 146
END OF
PAGE 4
