Mike O'Callaghan–Pat Tillman Memorial Bridge - Quiz
Mike O Callaghan Pat Tillman Memorial Bridge
  • 1. Who led the project design team for the Mike O'Callaghan–Pat Tillman Memorial Bridge?
A) HDR, Inc.
B) The Hoover Support team
C) T.Y. Lin International
D) Sverdrup Civil, Inc.
  • 2. What is the total length of the Mike O'Callaghan–Pat Tillman Memorial Bridge?
A) 840 feet
B) 1,900 feet
C) 1,060 feet
D) 900 feet
  • 3. How high above the Colorado River is the bridge roadway?
A) 1,900 feet
B) 1,060 feet
C) 900 feet
D) 840 feet
  • 4. What kind of bridge is this in terms of construction materials?
A) All-steel suspension
B) Reinforced concrete beam
C) Concrete-and-steel composite arch
D) Prestressed concrete truss
  • 5. Which of the following describes the bridge's arch?
A) Tallest arch in the world
B) Widest concrete arch in the Western Hemisphere
C) Narrowest concrete arch in the United States
D) Widest steel arch in the world
  • 6. How high is the arch above the Colorado River?
A) 1,060 feet
B) 1,900 feet
C) 900 feet
D) 840 feet
  • 7. What connects the twin arch ribs?
A) Steel struts
B) Concrete beams
C) Steel cables
D) Suspension cables
  • 8. Why was the composite design selected for the bridge?
A) To increase the bridge length
B) To allow for a wider roadway
C) To make it the tallest bridge in the world
D) For schedule and cost control
  • 9. Who referred to the bridge as 'an American triumph'?
A) HDR, Inc.
B) Sean Holstege
C) USA Today
D) The Hoover Support team
  • 10. What did USA Today call the bridge on October 18, 2010?
A) The Concrete Arch Wonder
B) The Hoover Dam Bridge
C) America's Newest Wonder
D) An American triumph
  • 11. Is the Hoover Dam visible from the roadway while driving across the bridge?
A) Only during the day
B) Only from the passenger side
C) Yes
D) No
  • 12. Where is the parking area for the bridge located?
A) Directly on the bridge
B) On the Nevada side
C) At the bottom of the canyon
D) On the Arizona side
  • 13. How do pedestrians get to the sidewalk across the bridge?
A) By a shuttle service
B) By stairs and disabled access ramps
C) By an elevator
D) By a tunnel
  • 14. How many lanes wide is the bridge?
A) Two
B) Four
C) Eight
D) Six
  • 15. What materials were used for the arch and columns?
A) Concrete
B) Timber
C) Aluminum
D) Steel
  • 16. What is the primary purpose of the Mike O'Callaghan–Pat Tillman Memorial Bridge?
A) To bypass the Hoover Dam
B) To connect local residential areas
C) To provide a pedestrian walkway
D) To serve as a dam overflow structure
  • 17. In what year did the bridge open to traffic?
A) 2001
B) 2005
C) 2012
D) 2010
  • 18. Who was Pat Tillman?
A) The bridge construction manager
B) A project lead architect
C) A Nevada state senator
D) An American football player turned soldier
  • 19. How far is the bridge located from Las Vegas?
A) Approximately 100 miles
B) Approximately 50 miles
C) Approximately 30 miles
D) Approximately 10 miles
  • 20. What is the total cost of the Hoover Dam Bypass project?
A) $240 million
B) $350 million
C) $114 million
D) $500 million
  • 21. How much did the bridge portion of the project cost?
A) $114 million
B) $240 million
C) $75 million
D) $100 million
  • 22. Which bridge is the only one higher than the O'Callaghan-Tillman bridge in the United States?
A) Glen Canyon Bridge
B) New River Gorge Bridge
C) Golden Gate Bridge
D) Royal Gorge Bridge
  • 23. The O'Callaghan-Tillman bridge holds the record for being the highest what in the U.S.?
A) Suspension bridge
B) Road bridge
C) Railroad bridge
D) Pedestrian bridge
  • 24. When did construction of the bridge itself begin?
A) February 2005
B) March 2001
C) October 2010
D) July 2001
  • 25. What was the alternative name for the route selection chosen in 2001?
A) Hoover Dam Bypass Route
B) Sugarloaf Mountain Alternative
C) Colorado River Bridge Route
D) Nevada-Arizona Link
  • 26. Which organization managed the bridge project starting in 1997?
A) Arizona Department of Transportation
B) Bureau of Reclamation
C) Federal Highway Administration
D) Nevada Department of Transportation
  • 27. What was the length of the detour for commercial trucks before the bridge was built?
A) 50 miles
B) 104 miles
C) 200 miles
D) 23 miles
  • 28. In what year did work begin on the approaches of the bridge?
A) 2006
B) 2004
C) 2005
D) 2003
  • 29. What caused a four-month delay in May 2006?
A) A flood in the Colorado River
B) A strike by construction workers
C) A permit problem regarding a concrete-batch plant
D) A shortage of steel materials
  • 30. Which construction worker died in an accident in November 2008?
A) Robert Kraemer
B) Pat Tillman
C) Sherman Jones
D) John O'Callaghan
  • 31. How many pieces make up the arches of the bridge?
A) 53 pieces
B) 106 pieces
C) 89 pieces
D) 200 pieces
  • 32. When were the twin arch spans completed?
A) August 2009
B) October 2010
C) March 2008
D) December 2009
  • 33. What was the final gap measurement between the two halves of the arch in August 2009?
A) 3/8 inch
B) 3/4 inch
C) 1 inch
D) 2 inches
  • 34. Which TV series featured the building of the bridge?
A) Mega Structures
B) Building Giants
C) Modern Marvels
D) Extreme Engineering
  • 35. In what year was the bridge given the added designation of Interstate 11?
A) 2015
B) 2010
C) 2020
D) 2018
  • 36. Who was responsible for the roadway surfacing on both approaches?
A) Frehner Construction Company, Inc.
B) Vastco, Inc
C) Obayashi Corporation
D) Las Vegas Paving Corporation
  • 37. How many concrete columns are on the Nevada side of the approach spans?
A) Two
B) Five
C) Four
D) Seven
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