why, during a snow or other wintery weather, do overpasses and bridges freeze up and become slippery first 994 viewsJanuary 3, 2024 Question90.73K December 1, 2019 0 Comments why, during a snow or other wintery weather, do overpasses and bridges freeze up and become slippery first In: Chemistry 5 Answers ActiveNewestOldest Anonymous Posted December 1, 2019 0 Comments Because air flow from both the top and bottom allows heat to dissipate faster than a normal road surface. A couple feet underground (varies depending on your location and time of year) the ground remains a constant ~55°. You are viewing 1 out of 5 answers, click here to view all answers. Register or Login
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