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Traffic Humps

What Are Traffic Humps?

Residential neighborhoods are adversely impacted by recurrent excessive speed of vehicles. Traffic humps can be an effective and appropriate device for safely reducing vehicle speed on certain types of streets when properly installed. Proper installation will minimize driver frustration and encourage safe driving practices.

Street Eligibility Requirements  Ineligible Streets

  • Properties located within the neighborhood where the traffic hump is proposed must be primarily low-density residential.
  • Street must have no more than 1 lane of moving traffic in each direction.
  • Must have less than 3,000 vehicles per day traffic.
  • Must have posted or prima facie speed limit of 30 mph or less 85th percentile of traffic must equal or exceed 35 mph.
  • Must not be an identified primary route for emergency vehicles.
  • Must have adequate sight distances to safely accommodate the traffic hump as determined by the Director.
  • Must not have curves or grades that prevent safe placement of the hump(s).
  • Must be paved.

How do I Apply for Traffic Humps?  Application

  • Requests will only be received twice per year (October 1 to October 31 and April 1 to April 30).
  • Written requests must be submitted by 3 residents of the affected street.
  • Upon receipt of the application, the Public Works Director will make preliminary determination as to whether the street is eligible for consideration under established requirements.
  • If the street is determined not to be eligible, the applicant will be notified, in writing, by the Public Works Director stating the reason for denial. The Public Works Director’s decision is final.
  • If the street to determined to be eligible, the Public Works Director will arrange a meeting with the applicant and affected residents of the street to define the petition areas and approximate locations of traffic humps.

Traffic Hump Requirements

  • Street must not be on ineligible list
  • Must be 1 lane traffic in each direction
  • 3 residents must make application for traffic hump to Public Works Director.
  • Applications accepted in October and April of each year only
  • 2/3 of residents on street must sign petition requesting traffic hump
  • Only 1 resident per household can sign petition
  • Must meet 85th percentile of 35 miles per hour or more
  • Residents signing petition agree to have hump placed in front of their property if necessary
  • Streets declared ineligible due to traffic conditions cannot re-apply for 1 year
  • Decisions of the Public Works Director are final
  • If humps are installed, petition for removal cannot be submitted for 1 year