State/Resource

• Treating Potential Back-of-Queue Safety Hazards (2009) - Highlights strategies that help reduce work zone congestion that increases back-of-queue crash risk.
• ITS Safety and Mobility Solutions – Improving Travel Through America’s Work Zones (2008) - ITS resource manual from ATSSA on multiple parts of improving safety and efficiency of traffic in work zones.

• Highway 402 Queue Warning System (2008) - Paper that presents technology solutions as well as lessons learned from the implementation of a Queue Warning System on Hwy 402.

• Low-Cost Portable Video-Based Queue Detection for Work-Zone Safety (2011) - Evaluation of a low-cost rapidly deployable and portable queue detection warning system.
• Minnesota IWZ Toolbox (2008) - Minnesota strategies for using ITS in work zones and when to appropriately select IWZ systems.

• Vehicle and Infrastructure-Based Technology for the Prevention of Rear-end Collisions (2001) - Investigation of nine rear-end collisions in which 20 people died and 181 were injured and common to all accidents was the rear following vehicle driver’s degraded perception of traffic conditions ahead.

• Dundee Queue Detection System (1999) - Summary of Dundee Queue Detection System that was implemented by the Oregon DOT in 1999.

• Queue Length Detector Reduces Risk of Rear-End Accidents in Work Zones (1998) - Pennsylvania project using technology for alerting motorists on U.S. Route 22 by using infrared intrusion alarm and queue length detector.

• TXDOT Set to Deploy End of Queue Warning Systems for I-35 Motorists - My Interstate 35 News - News article on Texas DOT’s I-35 expansion project using a new alert system for motorists approaching nighttime interstate work zone lane closures.
• TxDOT unveils hi-tech warning system on I-35 work zone  – HillCountryNews.com (2013) - News article discussing Texas DOT’s end-of-queue warning system for I-35 expansion project.
• Work Zone Safety Warning System Unveiled - The TXDOT Update (2013) - Update from Texas DOT on the new high-tech system to enhance safety and reduce collisions for the I-35 expansion project.
• Traffic Control Strategies for Congested Freeways and Work Zones (2008) - - Study to identify and evaluate effective ways of improving traffic operations and safety on congestions freeways looking at end-of-queue warning, lane closure, and queue spillover at exit ramps.
• Advanced Warning of Stopped Traffic on Freeways: Field Studies of Congestion Warning Signs (2005) - Study to that determined current practices for advance warning for stopped traffic, observed field locations with traffic stopped due to various conditions, and determine applicable techniques to Texas.
• Advanced Warning of Stopped Traffic on Freeways: Current Practices and Field Studies of Queue Propagation Speeds (2003) - Study that evaluated issues relating to stopped or very slow traffic due to recurrent traffic congestions due to over-capacity conditions during peak periods, congestions due to constructions work zones, and congestions due to incidents such as crashes.

• Simulation Based Evaluation of Dynamic Queue Warning Systems Performance (2013) - Microscopic traffic simulation used to evaluate various design alternatives of a dynamic queue warning system at a freeway work zone with lane closure.

• Work Zone Intelligent Transportation Systems Implementation Guide (2014) - Document to provide guidance on implementing ITS in work zones to assist public agencies, firms, developers, etc.
• Work Zone Public Information and Outreach Strategies (2005) - This guide is designed to help transportation agencies plan and implement effective public information and outreach campaigns to mitigate the negative effects of road construction work zones.
• Innovative Traffic Control Technology and Practice in Europe (1999) - Summary from an International Technology Scanning Program that accessed and evaluated foreign technologies and innovations that could significantly benefit U.S. highway systems.

• I-66 ATM Treatment Definitions -  Definitions of ITS terms used in Virginia’s I-66 ATM Treatment.

• Active Traffic Management Concept of Operations (2008) - Public resource manual from Washington State DOT on multiple parts of ITS implementation in work zones.

• Workzoneitsblog - Blog about all things work zone and rural ITS.