PTOE 試験問題を無料オンラインアクセス

When designing a curve on a road with a design speed of 70 mph, a maximum superelevation rate of 6%, and a side friction factor of 0.10, what is the minimum radius that can be used for this design speed?

• A.2040 feet
• B.1330 feet
• C.1810 feet
• D.1570 feet

A traffic engineer conducted a study on a basic freeway segment. The average space mean speed was 30 mi/h.
The flow rate was 1,800 veh/h. What was the density of flow?

• A.30 veh/mi
• B.60 veh/mi
• C.75 veh/mi
• D.45 veh/mi

A "road safety audit" is:

• A.A method for redesigning major reconstruction project plans
• B.A structured process by a team of qualified professionals focused solely safety
• C.A network screening process based on crash records
• D.A check of compliance with design standards

A contractor signs a contract to build an office building for $1.5M on a lump sum basis, projecting 10% net profit. The work costs $1.6M to complete. Under contract law, the contractor is entitled to receive:

• A.$1.65 M
• B.$1.6 M
• C.$1.5 M
• D.$1.76 M

The MUTCD requires that a "STOP HERE ON RED" sign be used when the stop line is offset from the intersection by more than:

• A.30 feet
• B.20 feet
• C.10 feet
• D.40 feet