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Old 03-23-2018, 01:26 PM   #9
richfaa
Montana Master
 
Join Date: Jan 2005
Location: North Ridgeville
Posts: 19,871
M.O.C. #2839
I do not believe we have seen a overpass marked lower than 13.6 on any interstate all over the country.We do recall a interstate in Colorado that was sort of domed shaped and had warning signs for trucks to use the center two lanes. You may have a problem overall across the country.
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