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View United States highway and interstate steep grades by percentage and length in miles. Knowing ahead of time can be valuable.
Interactive maps of USA Highways and Roads showing Grades,Steep Hills and Bridge Clearances. Composed specifically for Motorhomes, RV's, RV trailers and Heavy Fifth Wheel Rigs Free Offer!
View steep grades on interstates and highways. Share grade information. View emergency numbers to call, including insurance and dealer roadside assistance. View state information, interstate guides and or maps and directions. Driving on steep highway grades can be a challenging experience, even for the most experienced drivers.
Steep highway grades have been the cause of many accidents over the years. According to the National Highway Traffic Safety Administration (NHTSA), in 2020, there were 6,205 accidents on steep grades, resulting in 2,539 injuries and 56 fatalities.
Are there any maps available that show highway routes with information about the grades? By this I mean highway maps that show the steepness of the grade of the ascent and descent of hills or passes on the route?
Check the "steepness" score to find interesting uphill hikes to summit, hilly streets to drive, or the fastest downhill mountain biking trails. If you prefer a steady path without steep grades, use the flat route finder to get the least elevation change. Create an elevation map for your next trip.
1 wrz 2023 · Road grade refers to the amount of a road’s rise or drop in a given distance. In a real-life scenario, a 5% grade means the road will rise or fall 5 feet for 100 linear feet. This means if you see a sign that warns of a 5% grade for the next 4 miles, you’re going up or down 1,056 feet in the next four miles of driving.
