Visual Warning System for Worker Safety on Roadside Work-zones Status: CompleteReport Date: 08/25/2016 Summary: To improve work zone safety, researchers developed and tested a prototype system that detects and locates workers in a work zone. The system uses dedicated short range communications-based equipment to communicate worker locations to monitors inside construction equipment, and to automatically change variable message signs that alert passing drivers. Final Deliverables: Report #2016-27 Research Summary Related Materials: Related Research: Work Zone Intrusion Mobile Application