Heavy Duty Truck Activity Data

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Heavy Duty Truck Activity Data
John K. Nguyen 916-327-6184 jnguyen_at_arb.ca.gov
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Heavy Duty Truck Projects...

• 1999 Caltrans Inter-Regional Truck Model
  (5/2000)
• SCAGs Intra-Regional Truck Model (7/1999)
• ARBs HDT Population, Activity and Usage Patterns
  by JFA (7/1998)
• Caltrans HDT and LDV Information in the SJVAB
  (5/1996)
• Caltrans HDT Ratios in the SCAB (4/1999)
• ARBs HDT Activity Data by Battelle (3/1999)
• Others

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Caltrans WIM Data in the San Joaquin Valley AB
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Caltrans WIM Data in the San Joaquin Valley AB
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Caltrans WIM Data in the San Joaquin Valley AB
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Caltrans WIM Data in the San Joaquin Valley AB
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Caltrans WIM Data in the San Joaquin Valley AB
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Caltrans WIM Data in the South Coast AB
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Caltrans WIM Data in the South Coast AB
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Caltrans WIM Data in the South Coast AB
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Caltrans WIM Data in the South Coast AB
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Caltrans WIM Data in the South Coast AB
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HDT Activity Data by Battelle for ARB

• Data Collection Device using GPS Technology
• 140 Trucks
• Over 8 million GPS location records
• Nearly 87,000 VMT

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HDT Activity Data by Battelle for ARB
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HDT Activity Data by Battelle for ARB
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HDT Activity Data by Battelle for ARB
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SUMMARY

• Comparison of the Three Studies
• Differences
• Similarity
• Other Studies
• SCAG GPS Study
• NCHRP Truck Model