Tool Box
Neighborhood Traffic Management Program

The “toolbox” contains 30 different devices that address neighborhood traffic related concerns. The devices vary in their ability to treat various traffic related concerns. The toolbox of devices can be group into three different categories including Non-Physical, Speed Control, and Volume Control Devices.

The following is a list of the devices in the NTMP Toolbox:

Non Physical Devices

• Targeted Speed Enforcement
• Radar Trailers
• Speed Feedback Sign
• Centerline/Edgeline Lane Striping
• Signage
• Speed Legend
• Centerline Botts Dots

Speed Control – Vertical Devices

• Entry Feature
• Speed Hump
• Speed Lump
• Speed Cushion
• Split Spped Hump
• Speed Table
• Raised Crosswalk
• Rumble Strip
• Textured Pavement

Speed Control – Narrowing Devices

• Neckdown/Bulbout
• Center Island Narrowing
• Two-Lane Choker
• One-Lane Choker

Speed Control – Horizontal Devices

• Traffic Circle
• Roundabout (Single-lane)
• Chicane
• Realigned Intersection

Volume Control Devices

• Full Closure
• Partial Closure
• Diagonal Diverter
• Median Barrier
• Forced Turn Island
• Turn-Movement Restriction

For more detailed information regarding the available devices listed in the toolbox, see the NTMP manual starting on page 31.

For additional information please contact:

Tracy Whitley
Project Engineer
Sacramento County Department of Transportation
whitleyt@SacCounty.net