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

MD-QuickZone MD-QuickZone Modified version of FHWA’s QuickZone Work zone traffic analysis Microsoft Excel-based application

MD-QuickZone MD-QuickZone

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

MD-QuickZone Background FHWA’s SWAT Project - QuickZone SHA entered into partnership with FHWA Develop MD-QuickZone with additional features

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

MD-QuickZone Additional Features Improved queue estimation model Based on work by Lawson, Lovell, and Dogenzo

MD-QuickZone Additional Features Capacity estimation module - UMCP model - HCM value - User-defined value

MD-QuickZone Additional Features Lane closure schedules - Max. allowable queue length - Max. allowable delay

MD-QuickZone Additional Features Simple economic analysis framework - traffic impact costs - construction costs - cost ratio analysis

MD-QuickZone Additional Features Optimize work zone lengths - Two lane-two way rural roads - Four lane undivided rural roads

MD-QuickZone Getting it out! Training - SHA engineers - Consultants Future training (UM’s T2 Center) Free software May require work zone analysis for all SHA projects Promotion at conferences, seminars, etc.

MD-QuickZone Application 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-QuickZone

MD-QuickZone Application

MD-QuickZone 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

MD-QuickZone Questions???