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Drive America
Temporary traffic control - vertical grade
Learning objectives
  • Learn the meaning of warning road signs for the temporary traffic control of vertical grades, hills, and slopes
  • Study an example of a warning road signs for the temporary traffic control of vertical grades, hills, and slopes
Meaning of warning road signs for vertical grades, hills, and slopes
  • Warning road signs for the temporary traffic control of vertical grades, hills, and slopes are used to advise road users of changes in the vertical alignment of the road ahead.
  • Note: these signs are the same as the normal warning signs except the background color for temporary traffic control signs is orange instead of yellow.
Example of a warning road sign for vertical grades, hills, and slopes
Indicates a downgrade, hill, or slope.
























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