Home › DMV Practice Tests › Pennsylvania › Learner's Permit (Car) Questions › Question 175
Bridges and overpasses are especially risky in cold weather because they:
- A.Are always salted first
- B.Have higher speed limits
- C.Freeze before other road surfaces
- D.Stay warmer than the road
Correct answer
C. Freeze before other road surfaces
Why
Bridges freeze first because cold air passes both above and below them while road surfaces are insulated by the ground. Slow down when approaching a bridge in freezing weather.
Manual topic: Pennsylvania Driver's Manual (PUB 95) - Chapter 3: Learning to Drive · From the Pennsylvania Learner's Permit (Car) practice bank (PAC-175).