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Question : The following figures are used for the test questions for this chapter: : 2152168

ESSAY. Write your answer in the space provided or on a separate sheet of paper.

The following figures are used for the test questions for this chapter:

Figure 1: Footing Plan

Figure 2: Wall Section

Figure 3: Column Detail

Figure 4: Deck Detail

1) How many cubic yards of concrete are required to construct a 75-foot-long by 20-inch-wide by 10-inch-thick continuous footing? Include 8% waste. Concrete must be ordered in 1/4-cubic-yard increments.

2) How many lineal feet of forms are required to construct a 75-foot-long by 20-inch-wide by 10-inch-thick continuous footing?

3) A 75-foot-long by 20-inch-wide by 10-inch-thick continuous footing has two #4 continuous bars. The rebar is lapped 18 inches. Determine the number of 20-foot-long bars that needs to be ordered for the footing.

4) How many cubic yards of concrete are required to construct a 75-foot-long by 3-foot-wide by 18-inch-thick continuous footing? Include 7% waste. Concrete must be ordered in 1/4-cubic-yard increments.

5) How many square feet of forms are required to construct a 75-foot-long by 3-foot-wide by 18-inch-thick continuous footing? The concrete foreperson plans on using 2-foot by 4-foot foundation forms.

6) How many cubic yards of concrete are required to construct 24 each 48-inch by 48-inch by 21-inch-thick spread footings? Include 10% waste. Concrete must be ordered in 1/4-cubic-yard increments.

7) How many square feet of forms are required to construct 24 each 48-inch by 48-inch by 21-inch-thick spread footings? Use 2-foot high forms.

8) How many cubic yards of concrete are required to construct a 120-foot-long by 10-foot-high by 8-inch-thick concrete wall? Include 5% waste. Concrete must be ordered in 1/4-cubic-yard increments.

9) How many square feet of forms are required to construct a 120-foot-long by 10-foot-high by 8-inch-thick concrete wall?

10) How many cubic yards of concrete are required to construct 25 each 18-inch by 18-inch by 4-foot-high concrete columns? Include 5% waste. Concrete must be ordered in 1/4-cubic-yard increments.

11) How many square feet of forms are required to construct 25 each 18-inch by 18-inch by 4-foot-high concrete columns?

12) How many cubic yards of concrete are required to construct 31 each 18-inch-diameter, 8-foot-high concrete columns? Include 5% waste. Concrete must be ordered in 1/4-cubic-yard increments.

13) How many cubic yards of concrete are needed to construct the continuous footings shown in Figures 1 and 2? Include 10% waste.

14) How many lineal feet of forms are needed to construct the continuous footings shown in Figures 1 and 2?

15) Determine the rebar that needs to be ordered to construct the continuous footings shown in Figures 3-1 and 3-2? The rebar is to be lapped 18 inches.

16) How many cubic yards of concrete are needed to construct the spread footings shown in Figures 1 and 3? Include 10% waste.

17) How many lineal feet of forms are needed to construct the spread footings shown in Figures 1 and 3?

18) Determine the rebar that needs to be ordered to construct the spread footings shown in Figures 1 and 3? Provide three inches of cover in the footing and two inches of cover in the column.

19) How many cubic yards of concrete are needed to construct the wall shown in Figures 1 and 2? Add 5% waste.

20) How many square feet of forms are needed to construct the wall shown in Figures 1 and 2?

21) Determine the rebar that needs to be ordered to construct the wall shown in Figures 1 and 2? The rebar is to be lapped 18 inches and 2 inches of cover is required.

22) How many cubic yards of concrete are needed to construct the columns shown in Figures 1 and 3? Add 5% waste.

23) How many square feet of forms are needed to construct the columns shown in Figures 1 and 3?

24) Determine the rebar that needs to be ordered to construct the columns shown in Figures 1 and 3? Two inches of cover is required on the ties.

25) How many cubic yards of concrete are required to construct a 100-foot by 250-foot by 4-inch-thick concrete slab? Include 8% waste. Concrete must be ordered in 1/4-cubic-yard increments.

26) Determine the length of forms needed to construct a 100-foot by 250-foot by 4-inch-thick concrete slab.

27) A 100-foot by 250-foot by 4-inch-thick concrete slab is reinforced with #4 rebar at 16 inches on center. The rebar is lapped 18 inches. Determine the number of 20-foot-long bars needed to reinforce the slab.

28) A 100-foot by 250-foot by 4-inch-thick concrete slab is reinforced with wire mesh, which is lapped eight inches. Determine the number of 5-foot by 150-foot rolls of wire mesh needed to reinforce the slab.

29) A 100-foot by 75-foot by 3-inch thick slab is poured over the metal deck shown in Figure 4. The depth of the slab is measured from the top of the slab to the top of the metal deck. Determine the average thickness of the slab and the number of yards of concrete needed to pour the slab. Include 12% waste.

30) *Excel Quick Tip 5-1: Spot Footing*

Determine the volume of concrete and square feet of forms to complete 35 each 2-foot-4-inch-wide by 3-foot-4-inch-long by 14-inch-thick footings. The forms should be ordered in two-foot-high increments. Include 8% for waste.

31) *Excel Quick Tip 5-2: Rectangular Column*

Determine the volume of concrete and square feet of forms to complete 14 each 18-inch by 24-inch concrete columns. The column are 16 feet high. Include 6% for waste.

32) *Excel Quick Tip 5-3: Round Column*

Determine the volume of concrete to complete 17 each 18-inch-diameter columns. The column are 12 feet high. Include 4% for waste.

33) *Excel Quick Tip 5-4: Continuous Footing*

Determine the volume of concrete to complete 104 feet 8 inches of 32-inch-wide by 14-inch-high continuous footing. Include 9% for waste.

34) *Excel Quick Tip 5-5: Foundation Wall*

Determine the volume of concrete and square feet of forms to complete 177 feet 4 inches of 10-inch-thick by 12-foot-high foundation wall. Include 7% for waste.

35) *Excel Quick Tip 5-6: Slab on Grade with Rebar*

Determine the volume of concrete required, the number of bars of rebar, and the area to be finished for a 64-foot by 82-foot slab on grade. The slab is 6 inches thick and is reinforced with #4 rebar at 16 inches on center both ways. The rebar comes in 40 lengths and is to be lapped 30 bar diameters. Include 14% for concrete waste.

36) *Excel Quick Tip 5-7: Welded Wire Fabric Reinforced Slab on Grade*

Determine the volume of concrete required, the number of sheets of welded wire fabric, and the area to be finished for a 128-foot by 97-foot slab on grade. The slab is 5 inches thick. The welded wire fabric comes in 12-foot by 20-foot sheets and must be lapped 8 inches at the edges. Include 11% for concrete waste. Run the sheets in the most economical direction.

37) *Excel Quick Tip 5-8: Concrete Slab on Metal Deck*

Determine the amount of concrete needed to construct an 81-foot by 76-foot raised slab. The slab is poured over the metal deck shown in the figure below and is 3.5 inches thick (measured from the highest point of the metal deck). Include 7% for waste.