23-jun-991 heavy duty truck activity data john k. nguyen 916-327-6184 [email protected]
TRANSCRIPT
23-Jun-99 2
Heavy Duty Truck Projects...
• 1999 Caltrans’ Inter-Regional Truck Model (5/2000)
• SCAG’s Intra-Regional Truck Model (7/1999)
• ARB’s 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)
• ARB’s HDT Activity Data by Battelle (3/1999)
• Others
23-Jun-99 3
Caltrans WIM Data in the San Joaquin Valley AB
23-Jun-99 4
Caltrans WIM Data in the San Joaquin Valley AB
23-Jun-99 5
Caltrans WIM Data in the San Joaquin Valley AB
HEAVY DUTY TRUCK HOUR-OF-DAY & DAY-OF-WEEK DISTRIBUTIONSSAN JOAQUIN VALLEY WEIGH-IN-MOTION STATIONS
Hour ofthe Day Mon Tue Wed Thu Fri Sat Sun
1 600 944 935 956 930 632 290 2 627 856 805 910 928 585 267 3 641 879 866 871 855 496 212 4 789 1,022 1,027 972 999 503 220
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Caltrans WIM Data in the San Joaquin Valley AB
Totals: 32,018 36,260 36,464 35,991 32,934 14,894 13,224 201,785
% of Weekly Travel 15.9% 18.0% 18.1% 17.8% 16.3% 7.4% 6.6% 100.0%Mon Tue Wed Thu Fri Sat Sun
Average Day Ratio 1.111 1.258 1.265 1.249 1.142 0.517 0.459 7.000
23-Jun-99 7
Caltrans WIM Data in the San Joaquin Valley AB
SJVAB-WIM Hour-of-Day Day-of-Week Profiles
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Hour of day
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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
WIM Trucks Wkend/WkdayNo. 8 9 10 11 12 13 14 8 to14 Ratio
67 Sunday 82 711 4 157 15 1 67 1,03767 Monday 180 1,354 16 395 28 3 89 2,06567 Tuesday 210 1,490 23 673 51 7 100 2,55467 Wednesday 195 1,504 20 634 39 9 116 2,51767 Thursday 170 1,524 19 703 49 1 117 2,58367 Friday 193 1,435 16 661 37 7 120 2,46967 Saturday 97 826 4 391 32 3 80 1,433
Week Total 1,127 8,844 102 3,614 251 31 689 14,658 0.51
23-Jun-99 11
Caltrans WIM Data in the South Coast AB
WIM 1st Qtr 2nd Qtr Diff. % RatioSites Wkend/Wkday Wkend/Wkday Diff. 2nd/1stNo. Ratio Ratio
61 0.28540 0.33089 0.045 14% 1.1662 0.31897 0.35939 0.040 11% 1.1363 0.31597 0.35377 0.038 11% 1.1266 0.52359 0.56954 0.046 8% 1.0967 0.50665 0.50035 -0.006 -1% 0.9969 0.47708 0.49814 0.021 4% 1.0470 0.37931 0.41242 0.033 8% 1.0971 0.80062 0.81047 0.010 1% 1.01
23-Jun-99 12
Caltrans WIM Data in the South Coast AB
WIM No. 67
Totals: 2,065 2,554 2,517 2,583 2,469 1,433 1,037 14,658
% of Weekly Travel 14.1% 17.4% 17.2% 17.6% 16.8% 9.8% 7.1% 100.0%Mon Tue Wed Thu Fri Sat Sun
Average Day Ratio 0.986 1.220 1.202 1.234 1.179 0.684 0.495 7
23-Jun-99 13
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
23-Jun-99 14
HDT Activity Data by Battelle for ARB
HEAVY DUTY TRUCK HOUR-OF-DAY & DAY-OF-WEEK DISTRIBUTIONSBATTELLE HEAVY DUTY TRUCK STUDY
Hour ofthe Day Mon Tue Wed Thu Fri Sat Sun
1 14,815 14,431 17,286 18,043 19,354 7,733 8,860 2 15,553 23,365 7,432 25,280 18,724 13,307 7,545 3 23,139 29,459 17,000 30,388 24,044 10,269 9,656 4 25,166 33,970 26,737 27,280 21,373 11,766 7,984
23-Jun-99 15
HDT Activity Data by Battelle for ARB
Totals: 1,669,839 1,533,174 1,600,380 1,654,346 1,129,638 344,191 224,106 8,155,674
% of Weekly Travel 20.5% 18.8% 19.6% 20.3% 13.9% 4.2% 2.7% 100.0%Mon Tue Wed Thu Fri Sat Sun
Average Day Ratio 1.433 1.316 1.374 1.420 0.970 0.295 0.192 7.000
23-Jun-99 16
HDT Activity Data by Battelle for ARB
HDT-Battelle Hour-of-Day Day-of-Week Profiles
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Hour of day
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SUMMARY
• Comparison of the Three Studies– Differences– Similarity
• Other Studies– SCAG GPS Study– NCHRP Truck Model