A curb is 4 inches high. The ramp from the sidewalk to the

Last updated: 8/5/2022

A curb is 4 inches high. The ramp from the sidewalk to the street follows the same guidelines as other ramps (no more than 4.8 degrees, so a 1: 12 ratio of vertical to horizontal). What is the horizontal distance for a ramp with a 4 inch vertical distance? Image not drawn to scale. Flared sides smoothly connect the ramp to the sidewalk. The guidelines say the flared sides must be no more than 5.7 degrees (1 : 10 ratio of vertical to horizontal). What is the horizontal distance for flared sides with a 4 inch vertical distance?