MDQuick Zone A Work Zone Traffic Analysis Tool

MD-Quick. Zone A Work Zone Traffic Analysis Tool Jawad Paracha, P. E. Maryland State Highway Administration

MD-Quick. Zone • Modified version of FHWA’s Quick. Zone • Work zone traffic analysis • Microsoft Excel-based application

MD-Quick. Zone

Background MD-Quick. Zone • SHA / University of Maryland: - Estimate capacity in work zones - Develop a work zone analysis tool - Delays - Queues - Simple economic analysis

Background MD-Quick. Zone • FHWA’s SWAT Project - Quick. Zone • SHA entered into partnership with FHWA • Develop MD-Quick. Zone with additional features

Standard Features • • • MD-Quick. Zone Queues and delays Alternative construction phasing plans Delay mitigation strategies Work completion incentives Construction costs and delay costs

Additional Features • Improved queue estimation model • Based on work by Lawson, Lovell, and Dogenzo MD-Quick. Zone

Additional Features • Capacity estimation module - UMCP model - HCM value - User-defined value MD-Quick. Zone

Additional Features • Lane closure schedules - Max. allowable queue length - Max. allowable delay MD-Quick. Zone

Additional Features • Simple economic analysis framework - traffic impact costs - construction costs - cost ratio analysis MD-Quick. Zone

Additional Features • Optimize work zone lengths - Two lane-two way rural roads - Four lane undivided rural roads MD-Quick. Zone

Getting it out! MD-Quick. Zone • Training - SHA engineers - Consultants • Future training (UM’s T 2 Center) • Free software • May require work zone analysis for all SHA projects • Promotion at conferences, seminars, etc.

Application MD-Quick. Zone • Woodrow Wilson Bridge Project • Delay and queue length estimation - determine best strategies and stages - provide traffic information to public • CORSIM - data intensive and time consuming • MD-Quick. Zone

Application MD-Quick. Zone

Application MD-Quick. Zone • Pros: - Easy-to-learn and use - Quick analysis - Analysis results not available form other products • Cons: - Not easy to code large networks - Less flexibility in design of work zones

Questions? ? ? MD-Quick. Zone