RECF Civil Engineering Prep Questions with Verified Answers

RECF Civil Engineering Prep Questions with Verified Answers Which of the following is not good for a sea port? A. A nearby airport B. A nearby city C. A large flat area to build on D. A body of shallow water A body of shallow water What does SOH in SOHCAHTOA mean? Sine= opposite/hypotenuse A surveyor is surveying a site for a bridge over a canyon, and she wishes to find the distance across at a certain point. However, it is impractical to measure the distance directly, so she identifies a tall rock as a marker. If A = 50 meters and B = 30 Degrees, what is the distance across the canyon? A. 80m B. 30m C. 29m D. 58m 58m What is the primary building material in this type of bridge made of? _______________ |...._________....| |__/...........__| A. Wood B. Steel C. Titanium D. Concrete/Masonry Concrete/Masonry If a given canal lock is 30 ft wide and 60 ft long and the pipes that transfer water have a flow rate of 750 cfm, how long will it take for the water level to change by 5 ft? A. 12 minutes B. 6 minutes C. 7.2 minutes D. 9.5 minutes 12 Minutes Pre-stressed concrete is much stronger than regular concrete in... A. Compression B. Bending C. Torsion D. Tension Tension The dead load of a bridge includes the forces from the... A. Weight of all the materials that make up the bridge B. Wind blowing against the bridge C. Weight of people walking on the bridge D. Weight of vehicles traveling over the bridge Weight of all of the materials that make up the bridge Hoover Dam's seventeen turbines produce an average of four billion kWh annually. Given that the average American uses 13,634kWh per year, how many homes can the Hoover Dam provide electrictiy for? A. 293,384,187 homes B. 293 homes C. 13,634,000 homes D. 293,384 homes 293,384,187 homes What type of bridge is represented in the figure? ______________ |.....______.....| |__/.........__| A. Beam-and-post B. Arch C. Suspension