Montana uses a top-mounted delineator that is 108mm wide by 89mm tall, using the recommended manufacturer specifications for an adhesive to fasten these to the top of the rail every 9.15 meters. … [Read more...] about Top-mounted object markers for delineation of portable concrete barrier wall on highway projects or alternative devices
Channelizing Devices
Top-mounted object markers for delineation of portable concrete barrier wall on highway projects or alternative devices
The Nebraska Department of Roads mounts a 12" x 24" vertical panel on top of the concrete barrier. The concrete barrier has two vertical square holes on the top of the barrier for placing a post. … [Read more...] about Top-mounted object markers for delineation of portable concrete barrier wall on highway projects or alternative devices
Evaluation of Delineation Systems for Temporary Traffic Barriers in Work Zones
This study investigated the effectiveness of various barrier-mounted reflectors. Barrier delineators come in different shapes and sizes, and their materials and installation labor costs also differ. … [Read more...] about Evaluation of Delineation Systems for Temporary Traffic Barriers in Work Zones
Work Zone Traffic Management Synthesis: Barrier Delineation Treatments Used in Work Zones
This report is a synthesis of research findings on current practices in the delineation of portable concrete safety-shaped barriers (CSSBs) in work zones. The information is based on a review of … [Read more...] about Work Zone Traffic Management Synthesis: Barrier Delineation Treatments Used in Work Zones
Use of Signage and Blue Tubular Markers to Improve Access to Businesses during Construction
The study evaluated two non-standard traffic control devices intended to assist motorists in locating business accesses during highway construction. The devices, blue tubular markers and blue signs … [Read more...] about Use of Signage and Blue Tubular Markers to Improve Access to Businesses during Construction
Helping Businesses in Work Zones
Many business owners fear that highway construction projects will significantly reduce traffic to their businesses. Customers complain about the difficulty in finding business driveways in work zones. … [Read more...] about Helping Businesses in Work Zones