Draft map showing 70 ATR locations used in vehicle-delay estimates.
On the “ATR Locations” layer, the darker color indicates greater number of hourly volume observations available. The “obspct” refers to the percent of hourly observations present in the data. The 16 white ATRs have no hourly volume data provided.
The “Monthly Averages” layer (off by default) shading indicates the number of months available from October 2011 to January 2014 (28 months) for the monthly day of week hourly average volumes.
Click on an ATR for additional attributes.