KySTM Stakeholders Meeting
July 22, 2003
Presentation Overview• Welcome and Overview
• History/Use of KySTM
• Statewide Model State of the Practice
• Update on KySTM Current Actifvities
• KySTM Brainstorming
KYSTM History• 1971
– 1st model, designed by Alan Voorhees & Associates
– Used for system applications (e.g. VMT forecasting) & projects
– Extensive origin-destination– Large budget & staff
• 1991– Low budget update– Kentucky study area– Used trip table factored from older model
KYSTM History
• 1997– Major update– Used for I-66 corridor study– 9 state study area– Truck model
• 1999– Recalibrated– 2030 design year
KYSTM Applications
• New Routes– I-66; I-74; I-875; I-69; London to Ashland;
KY 313 Extension
• Provide volumes, VMT & VHT
KYSTM Applications
KYSTM Applications• Corridor Studies
– US 119 (Letcher County Tunnel)– US 68 (Lexington to Columbus)
KYSTM Applications• System Questions
– Truck flow for commercial vehicle monitoring site optimization
KYSTM Model Specifications
• Size: 1,530 zones, 823 KY zones, 28282 one-way links, 9 states
• Software: MinUTP
• Future Year: 2030
• Network: 1991 KY net + NHPN outside KY
• Assignment: AON
• Trucks: based on Reebie and calibrated to Vehicle Classification counts
• Other: used matrix est.; no new data collection
Recent Updates
• 2001 I-66 Corridor Calibration
• 2002 Combine Zones
• 2003 Network
• 2003 TransCAD Update