Water on bridges: Question Water on bridges: Answers Usually freezes before water on other parts of a roadway. Usually freezes after water on other parts of a roadway. Will not freeze. Is not a concern in cool weather. Explanation Bridges will generally freeze before other parts of the roadway. Be careful on bridges when temperatures are around the freezing point. This questions appears in the following tests: Illinois Passenger Indiana Class A Knowledge Test Minnesota HazMat Mississippi Class A Knowledge Test