BRIDGE CONSTRUCTION INSPECTOR Practice Questions Next Bridge Inspector

BRIDGE CONSTRUCTION INSPECTOR Practice Questions Next

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 theoretical quantity of concrete for this shaft? a) b) c) d) 29 cy 58 cy 71 cy 102 cy

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 theoretical quantity of concrete for this shaft? CORRECT! Next

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 theoretical quantity of concrete for this shaft? INCORRECT! n The correct answer is “C, ” 71 cy. Next

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) b) True False

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

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! n The correct answer is “False. ” Next

Bridge Inspector Practice Questions 3. A footing is 8 ft. wide by 13 ft. long. The bottom of the footing is at elevation 211. 00 and the original ground is at elevation 225. 00. The finish grade of the deck is 235. 00. What is the amount of structure excavation? a) b) c) d) 54 cy 78 cy 92 cy 133 cy

Bridge Inspector Practice Questions 3. A footing is 8 ft. wide by 13 ft. long. The bottom of the footing is at elevation 211. 00 and the original ground is at elevation 225. 00. The finish grade of the deck is 235. 00. What is the amount of structure excavation? CORRECT! Next

Bridge Inspector Practice Questions 3. A footing is 8 ft. wide by 13 ft. long. The bottom of the footing is at elevation 211. 00 and the original ground is at elevation 225. 00. The finish grade of the deck is 235. 00. What is the amount of structure excavation? INCORRECT! n The correct answer is “B, ” 78 cy. Next

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

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

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

Bridge Inspector Practice Questions 5. During hot weather concrete placement, the inspector should 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.

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

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

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) b) True False

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

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! n The correct answer is “True. ” Next

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 a) b) c) d) Must be near the surface to reduce deflection. Must start out on firm but yielding material. Is of no particular importance in the bridge’s stability. Relies on structural design, not mass.

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

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! n The correct answer is “D, ” relies on structural design, not mass. Next

Bridge Inspector Practice Questions 8. When excavating inside a cofferdam, the Bridge Construction Inspector 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.

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

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

Bridge Inspector Practice Questions 9. Reinforcing steel in piers and abutments a) Is critical to a bridge’s 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.

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

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

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

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

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

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 a) b) c) d) 1/3 turn 1/2 turn 2/3 turn 1 full turn

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

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! n The correct answer is “B, ” 1/2 turn. Next

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

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

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

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 ______. a) b) c) d) 2” 2½” 3½” 4½”

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 2” the girder centerline will be ______. CORRECT! Next

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! n The correct answer is “A, ” 2 inches. Next

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? a) b) c) d) 5 6 7 9

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

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! n The correct answer is “C, ” 7. Next

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 7¼ 65 ¾ 54 ½ Bent 4 0 6 7 /8 5¼ a) b) 103. 4 % 107. 3% c) d) 109. 4% 121. 5%

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 7¼ 65 ¾ 54 ½ Bent 4 0 6 7 /8 5¼ CORRECT! Next

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 7¼ 65 ¾ 54 ½ Bent 4 0 6 7 /8 5¼ INCORRECT! n The correct answer is “C, ” 109. 4%. Next