Intelligent Transportation Systems
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Data Mining and Gap Analysis for Weather Responsive Traffic Management Studies

List of Figures

Figure 1.1 Framework for Weather Responsive Traffic Management Program

Figure 3.1 Wunderground Stations in Atlanta Region

Figure 3.2 Location of Traffic Detector and Weather Station

Figure 3.3 Relationship of Rainfall Levels to Traffic Speeds and Lane Selection

Figure 3.4 Impact of Rain on Lane Distribution

Figure 3.5 Stations near Salt Lake City Airport

Figure 3.6 Stations near Parley’s Summit

Figure 3.7 Rainfall at I‑15 at 500S

Figure 3.8 Rainfall at I‑80 at Parley’s Summit

Figure 3.9 Traffic Speed on I‑15 on June 26/Wet Weather

Figure 3.10 Traffic Speeds on I‑15 on June 27/Dry Weather

Figure 3.11 Traffic Speeds on I‑80 Parley’s Summit on June 26/Wet Weather

Figure 3.12 Traffic Speeds on I‑80 Parley’s Summit on June 27/Dry Weather

Figure 3.13 Traffic Speeds on I‑15 on January 1/Dry Weather

Figure 3.14 Traffic Speeds on I‑15 on January 2/Snowy Weather

Figure 3.15 Lane Distribution of Traffic on January 1/Dry Weather

Figure 3.16 Lane Distribution of Traffic on January 2/Snowy Weather

Figure 3.17 Traffic Speeds on I‑80 on January 1/Dry Weather

Figure 3.18 Traffic Speeds on I‑80 on January 2/Evening Snowfall

Figure 3.19 Lane Distribution on I‑80 on January 1/Dry Weather

Figure 3.20 Lane Distribution on I‑80 on January 2/Evening Snowfall

Figure 3.21 Stations near MSP Airport

Figure 3.22 Rainfall at MSP Airport

Figure 3.23 Comparison of Traffic Speeds on I‑494 Eastbound on June 16 (Dry/Green Line) and June 17 (Rain/Red Line)

Figure 3.24 Comparison of Traffic Speeds on I‑494 Westbound on June 16 (Dry/Green Line) and June 17 (Rain/Red Line)

Figure 4.1 Utah DOT Traffic Operations Center

Figure 4.2 Utah DOT Traffic Operations Center Main Control Room

Figure 4.3 Utah DOT Traffic Operations Center Meteorological Station

Figure 4.4 New Permanent ESS Installation

Figure 4.5 Mobile ESS

Figure 4.6 UDOT CommuterLink Web Site – Weather Forecast

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