functional street classification system

2030 Regional Planning Functional Classification Map
Note: Preliminary Approval by COMPASS Board on March 20, 2006

• Official 2030 Planning Functional Classification Map - Ada and Canyon Counties (2MB), Approved by the COMPASS Board on August 21, 2006.
  
  
• Unofficial 2030 Planning Functional Classification Map - Ada and Canyoun Counties (1.75MB), Approved by the COMPASS Board on August 21, 2006.

2015 Federal Functional Classification Map

2015 Federal Functional Classification Map (used for federal funding, 2MB)

Segment Codes:

• STC - urban collector or rural major collector
• SMA - urban or rural minor arterial
• STP - urban or rural principal arterial
• NHS - National Highway System principal arterial
• NHM - National Highway System minor arterial
• NHC - National Highway System collector
• FAI - Interstate
  

2010 Federal Functional Classification Maps (used for federal funding, 2.83MB)

• Ada County 2010 Federal Map (10/21/04, 1.6MB)
• Canyon County 2010 Federal Map (10/21/04, 1MB)