The clearance height of a bridge can change due to:

Repaving the road.. Section 2.7: Repaving or packed snow can make the clearance less than posted.

The clearance height of a bridge can change due to:

ANSWER BREAKDOWN
  • A. Incorrect. "Temperature." is not correct. Repaving or packed snow can make the clearance less than posted.
  • B. Correct. Repaving or packed snow can make the clearance less than posted.
  • C. Incorrect. "Wind." is not correct. Repaving or packed snow can make the clearance less than posted.
  • D. Incorrect. "Traffic." is not correct. Repaving or packed snow can make the clearance less than posted.