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Neighborhood Traffic Management Program (NTMP)

Tools to Address Speeding

The NTMP provides four basic categories of tools to apply to any given project.

These are as follows:

The following table list the measures available and show their relative effectiveness and restrictiveness for this category:

Tools to Address Speeding

(Based on Published Sources)

Toolbox Item Level of Restrictiveness Speed Reduction Effectiveness
Enforcement (Visible & Active Police Presence) Low Moderate
Radar Trailer Low Average
Speed Alert with Warning Low Average
Neighborhood Traffic Safety Campaign (Education) Low Low To Zero
Raised Crosswalk (3" high x lane width) Some High
Speed Cushions Some High
Speed Humps (2-5/8" x 12') Some High
22' Tables Some High
Raised Intersections Some High
Textured Pavement Some Average
Center Island Narrowing Some Minimal
Chicanes Moderate High
Chokers/Slow Points Moderate High
One Way Entry/Exit Chokers, Half Closures, Semi Diverters Moderate High
Traffic Circles Moderate High
Bulb-outs Moderate Average
Full Closures, Cul-de Sacs High High
Full/Diagonal Diverters High Moderate
Forced Turn Islands, Barriers, Channelization High Moderate