In South Carolina, arrow panels supplementing TMAs in lane closures are required to operate in the "Four Corners" caution mode when advanced farther than 250 feet beyond the end of the taper. … [Read more...] about Advanced warning arrow panels supplementing TMAs in lane closures
Arrow Panels
Advanced warning arrow panels required for lane closure
South Carolina DOT requires two advanced warning arrow panels for each lane closure. An arrow panel is required at the beginning and end of each taper. … [Read more...] about Advanced warning arrow panels required for lane closure
Advanced Technologies: Arrow Panel Visibility
The speaker discusses problems associated with arrow panel brightness and alternative ways in which these problems may be addressed. … [Read more...] about Advanced Technologies: Arrow Panel Visibility
Field Evaluation of Flashing Arrowboards at Freeway Work Zones
This report documents research conducted in the evaluation of flashing arrowboards when located in advance of lane closure work zones. The effects of supplemental arrowboard placement were compared to … [Read more...] about Field Evaluation of Flashing Arrowboards at Freeway Work Zones
Solar Power: Sign of the Times
This article discusses various types of solar-powered arrowboards and changeable message signs (CMSs). Descriptions of some companies' products are given. … [Read more...] about Solar Power: Sign of the Times
Arrow Panel Display Evaluation in Temporary Work Zones
The Oregon Department of Transportation evaluated the effectiveness of a "sequentially flashing diamond" arrow panel display as an advance caution warning in temporary work zones. This display was … [Read more...] about Arrow Panel Display Evaluation in Temporary Work Zones