Ada County HD, ID
Home MenuTraffic Standards
Requirements for ACHD Roadways
Traffic Standards Index- Traffic Standards Symbols
- Video Detection Camera Zone
- Cable Color Designation Detail
- Conduit & Juction Box Installation Details
- Signal Mast Arm & Pole Details
- School Zone Flashing Beacon Details
- Pedestrian Push Button Details
- Street Name Sign (Mast Arm & Post Mounted) Details
- Signal Pole Foundation Detail
- Cabinet Foundation Detail
- Traffic Stripe Details
- Lane Use Pavement Marking Details
- Roundabout Signing and Pavement Marking Details
- Roadside Sign Details
- Special Sign Details
- Traffic Signal Head Location Details
- Median Island Signing and Striping Details
- U-Turns at Signalized Intersections Details
- Speed Hump Details
- Diagonal On-Street Parking Details
- Traffic Standard Details_2024
Traffic Specifications
ACHD approved sections of the Idaho Standards for Public Works Construction (ISPWC)
Free viewers are required for some of the attached documents.
They can be downloaded by clicking on the icons below.
