Upload
others
View
2
Download
0
Embed Size (px)
Citation preview
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
Date
Bristol Model Updatefor TNMUG MeetingNovember 10, 2011
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
Outline
IntroductionModel OverviewApplication of NHTS Add-on DataImprovements to Scenario ManagementInput for MOVES Air Quality Modeling
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
IntroductionFor 2035 LRTP development10 weeks to complete all TDOT review submittalsMajor updates: 2007 base year and 2035 horizon year Expand to 5 trip purposes Expand to 6 employment categories New QRFM based freight model New calibration and validation of model
components Enhanced usability of the model
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
TAZ Database
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
Highway Database
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
Bristol Model Structure
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
NHTS 2009 Data ApplicationData: NHTS 2009 add-on for Tennessee and Virginia
Applied to Bristol Model: Trip production model – Internal Trip rates Average vehicle occupancy by purpose
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
NHTS 2009 Add-on Samples - Tennessee
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
What to Use for Bristol Trip RatesOption 1 – Johnson City-Kingsport-Bristol TN-VA Metropolitan Statistical Area (MSA). Option 2 – All MSAs in TN and VA with < 500,000 population. Option 3 – Statewide data (TN and VA combined).
Factors considered in decision making: Sample size (in each cross-classification bin and
overall) Smooth progression of trip rates
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
Sample Size Compared
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
Smooth Progression IssuesOption 2:
Option 3:
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
Average Trip Rates Compared
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
Trip Rates Reasonableness Check and Adjustments
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
Average Auto Occupancy
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
Main Interface
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
Scenario Management Interface
Planning YearNetwork Alternative
Add new scenarioModify existing scenario
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
Long Range Plan Projects
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
Scenario Management Interface
Input folderInput files
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
Network Alternatives
Assign project to one or more network scenariosIncremental changes –Methodology and implementation
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
Network AlternativesProject table view
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
Input for MOVES Air Quality ModelingWhat the Bristol Model provides: Ramp Fractions Vehicle Type VMT Road Type VMT Fractions
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
Sample Emission Calculation and Post Processing
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
Sample Emission Calculation and Post Processing
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
Sample Emission Calculation and Post Processing
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
Sample Emission Calculation and Post Processing
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
Sample Emission Calculation and Post Processing
Bristol MPO Travel Demand Model Update
Bristol Tennessee-Virginia Metropolitan Planning Organization
Contact InformationDavid Metzger – Bristol MPO
email: [email protected]: (423) 989-5522
Zhiyong Guo – Kimley-Hornemail: [email protected]: (901) 374-9109