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BRIDGE CONSTRUCTION INSPECTOR Practice Questions Next.

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Presentation on theme: "BRIDGE CONSTRUCTION INSPECTOR Practice Questions Next."— Presentation transcript:

1 BRIDGE CONSTRUCTION INSPECTOR Practice Questions Next

2 Bridge Inspector Practice Questions 1. a) 29 cy b) 58 cy c) 71 cy d) 102 cy An 8 ft. diameter drilled shaft has a tip elevation of 197 ft. With a top elevation of 235 ft., what is the theoretical quantity of concrete for this shaft?

3 Bridge Inspector Practice Questions 1.An 8 ft. diameter drilled shaft has a tip elevation of 197 ft. With a top elevation of 235 ft., what is the theoretical quantity of concrete for this shaft? CORRECT! Next

4 Bridge Inspector Practice Questions 1.An 8 ft. diameter drilled shaft has a tip elevation of 197 ft. With a top elevation of 235 ft., what is the theoretical quantity of concrete for this shaft? INCORRECT! The correct answer is C, 71 cy. Next

5 Bridge Inspector Practice Questions 2.Air entrained concrete is highly resistant to the destructive effects of freeze-thaw cycling due to the presence of large air bubbles in the paste. a) True True b) False False

6 Bridge Inspector Practice Questions 2.Air entrained concrete is highly resistant to the destructive effects of freeze-thaw cycling due to the presence of large air bubbles in the paste. CORRECT! Next

7 Bridge Inspector Practice Questions 2.Air entrained concrete is highly resistant to the destructive effects of freeze-thaw cycling due to the presence of large air bubbles in the paste. INCORRECT! The correct answer is False. Next

8 Bridge Inspector Practice Questions 3. a) 54 cy b) 78 cy c) 92 cy d) 133 cy A footing is 8 ft. wide by 13 ft. long. The bottom of the footing is at elevation and the original ground is at elevation The finish grade of the deck is What is the amount of structure excavation?

9 Bridge Inspector Practice Questions 3.A footing is 8 ft. wide by 13 ft. long. The bottom of the footing is at elevation and the original ground is at elevation The finish grade of the deck is What is the amount of structure excavation? CORRECT! Next

10 Bridge Inspector Practice Questions 3.A footing is 8 ft. wide by 13 ft. long. The bottom of the footing is at elevation and the original ground is at elevation The finish grade of the deck is What is the amount of structure excavation? INCORRECT! The correct answer is B, 78 cy. Next

11 Bridge Inspector Practice Questions 4.The vibrator should not be used to move concrete laterally. a) True True b) False False

12 Bridge Inspector Practice Questions 4.The vibrator should not be used to move concrete laterally. CORRECT! Next

13 Bridge Inspector Practice Questions 4.The vibrator should not be used to move concrete laterally. INCORRECT! The correct answer is True. Next

14 Bridge Inspector Practice Questions 5. a) Not worry about wind as it will help to cool the concrete surface. b) Assure that the curing water is as cold as possible. c) Take appropriate steps to lower the mix temperature when it approaches 90°F. d) Use clear/white plastic as part of the cure process. During hot weather concrete placement, the inspector should

15 Bridge Inspector Practice Questions 5.During hot weather concrete placement, the inspector should CORRECT! Next

16 Bridge Inspector Practice Questions 5.During hot weather concrete placement, the inspector should INCORRECT! The correct answer is D, use clear/white plastic as part of the cure process. Next

17 Bridge Inspector Practice Questions 6.For footings and seals, the bottom elevation shown on the plans serves as the lower pay limit. Should the contractor over excavate below that limit or should the need arise to excavate below that limit to attain the necessary bearing value, the situation must be corrected in a manner that the construction Project Manager must approve. a) True True b) False False

18 Bridge Inspector Practice Questions 6.For footings and seals, the bottom elevation shown on the plans serves as the lower pay limit. Should the contractor over excavate below that limit or should the need arise to excavate below that limit to attain the necessary bearing value, the situation must be corrected in a manner that the construction Project Manager must approve. CORRECT! Next

19 Bridge Inspector Practice Questions 6.For footings and seals, the bottom elevation shown on the plans serves as the lower pay limit. Should the contractor over excavate below that limit or should the need arise to excavate below that limit to attain the necessary bearing value, the situation must be corrected in a manner that the construction Project Manager must approve. INCORRECT! The correct answer is True. Next

20 Bridge Inspector Practice Questions 7. a) Must be near the surface to reduce deflection. b) Must start out on firm but yielding material. c) Is of no particular importance in the bridges stability. d) Relies on structural design, not mass. A bridge foundation must bear the weight of traffic and the considerable weight of the structure itself. Therefore, its foundation

21 Bridge Inspector Practice Questions 7.A bridge foundation must bear the weight of traffic and the considerable weight of the structure itself. Therefore, its foundation CORRECT! Next

22 Bridge Inspector Practice Questions 7.A bridge foundation must bear the weight of traffic and the considerable weight of the structure itself. Therefore, its foundation INCORRECT! The correct answer is D, relies on structural design, not mass. Next

23 Bridge Inspector Practice Questions a) Need not be concerned with levelness of materials encountered at the bottom of seal excavation. b) Should never feel responsible for monitoring the positioning of the internal supports for the sheet pile walls. c) Should arbitrarily lessen the seal depth if hard rock is encountered while excavating for the bottom of seal elevation. d) None of the above. 8.When excavating inside a cofferdam, the Bridge Construction Inspector

24 Bridge Inspector Practice Questions 8.When excavating inside a cofferdam, the Bridge Construction Inspector CORRECT! Next

25 Bridge Inspector Practice Questions 8.When excavating inside a cofferdam, the Bridge Construction Inspector INCORRECT! The correct answer is D, none of the above. Next

26 Bridge Inspector Practice Questions 9. a) Is critical to a bridges load bearing strength. b) Must be closely checked for specified lap splice lengths, support and wire tie accuracy. c) Must be closely checked for size, shape, length, spacing and quantity used. d) All of the above. Reinforcing steel in piers and abutments

27 Bridge Inspector Practice Questions 9.Reinforcing steel in piers and abutments CORRECT! Next

28 Bridge Inspector Practice Questions 9.Reinforcing steel in piers and abutments INCORRECT! The correct answer is D, all of the above. Next

29 Bridge Inspector Practice Questions 10.When placing concrete as part of a bridges superstructure, the concrete should not be allowed to drop more than 4 feet. a) True True b) False False

30 Bridge Inspector Practice Questions 10.When placing concrete as part of a bridges superstructure, the concrete should not be allowed to drop more than 4 feet. CORRECT! Next

31 Bridge Inspector Practice Questions 10.When placing concrete as part of a bridges superstructure, the concrete should not be allowed to drop more than 4 feet. INCORRECT! The correct answer is False. Next

32 Bridge Inspector Practice Questions 11. a) 1/3 turn b) 1/2 turn c) 2/3 turn d) 1 full turn A ½ inch High Strength Bolt that is 4 inches long and installed perpendicular to the connection has a turn requirement in the Rotational Capacity Test of

33 Bridge Inspector Practice Questions 11.A ½ inch High Strength Bolt that is 4 inches long and installed perpendicular to the connection has a turn requirement in the Rotational Capacity Test of CORRECT! Next

34 Bridge Inspector Practice Questions 11.A ½ inch High Strength Bolt that is 4 inches long and installed perpendicular to the connection has a turn requirement in the Rotational Capacity Test of INCORRECT! The correct answer is B, 1/2 turn. Next

35 Bridge Inspector Practice Questions 12. a) 6 b) 12 c) 18 d) None of the above The granular wall backfill under an impact panel should be placed in ______ lifts.

36 Bridge Inspector Practice Questions 12.The granular wall backfill under an impact panel should be placed in ______ lifts. CORRECT! Next

37 Bridge Inspector Practice Questions 12.The granular wall backfill under an impact panel should be placed in ______ lifts. INCORRECT! The correct answer is D, none of the above. Next

38 Bridge Inspector Practice Questions 13. a) 2 b) 2½ c) 3½ d) 4½ Your bridge has precast bulb-I girders with a camber of 2½ and the deck and rail deadload together has a deflection of 2. The top flange of the bulb-I girders is a total of 2 feet wide and your superelvation is 0.04 ft/ft. With a minimum buildup required across the entire girder of 1, then the total buildup at the ends of the beams at the girder centerline will be ______.

39 Bridge Inspector Practice Questions 13. Your bridge has precast bulb-I girders with a camber of 2½ and the deck and rail deadload together has a deflection of 2. The top flange of the bulb-I girders is a total of 2 feet wide and your superelvation is 0.04 ft/ft. With a minimum buildup required across the entire girder of 1, then the total buildup at the ends of the beams at the girder centerline will be ______. CORRECT! 2 Next

40 Bridge Inspector Practice Questions 13. Your bridge has precast bulb-I girders with a camber of 2½ and the deck and rail deadload together has a deflection of 2. The top flange of the bulb-I girders is a total of 2 feet wide and your superelvation is 0.04 ft/ft. With a minimum buildup required across the entire girder of 1, then the total buildup at the ends of the beams at the girder centerline will be ______. INCORRECT! The correct answer is A, 2 inches. Next

41 Bridge Inspector Practice Questions 14. a) 5 b) 6 c) 7 d) 9 You have a 6 ft. diameter drilled shaft with a clearance of 3 from the reinforcement cage to the side of the shaft. How many spacers are required at each interval around the drilled shaft reinforcement cage?

42 Bridge Inspector Practice Questions 14.You have a 6 ft. diameter drilled shaft with a clearance of 3 from the reinforcement cage to the side of the shaft. How many spacers are required at each interval around the drilled shaft reinforcement cage? CORRECT! Next

43 Bridge Inspector Practice Questions 14.You have a 6 ft. diameter drilled shaft with a clearance of 3 from the reinforcement cage to the side of the shaft. How many spacers are required at each interval around the drilled shaft reinforcement cage? INCORRECT! The correct answer is C, 7. Next

44 Bridge Inspector Practice Questions c) 109.4% d) 121.5% 15. a) 103.4% b) 107.3% You have a post-tensioned box girder bridge that will have the tendons tensioned from both ends. Given the following elongation amounts, what is the % of elongation per tendon? 20% Actual Elongation 100% Actual Elongation Calculated 80% Elongation Bent 1 7 ¼65 ¾54 ½ Bent / 8 5 ¼

45 Bridge Inspector Practice Questions 15. You have a post-tensioned box girder bridge that will have the tendons tensioned from both ends. Given the following elongation amounts, what is the % of elongation per tendon? 20% Actual Elongation 100% Actual Elongation Calculated 80% Elongation Bent 1 7 ¼65 ¾54 ½ Bent / 8 5 ¼ CORRECT! Next

46 Bridge Inspector Practice Questions 15. You have a post-tensioned box girder bridge that will have the tendons tensioned from both ends. Given the following elongation amounts, what is the % of elongation per tendon? 20% Actual Elongation 100% Actual Elongation Calculated 80% Elongation Bent 1 7 ¼65 ¾54 ½ Bent / 8 5 ¼ INCORRECT! The correct answer is C, 109.4%. Next


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