In this evaluation, the Removable Rumble Strip from Advanced Traffic Markings (ATM) was compared with the KDOT standard asphalt rumble strips (Asphalt). Orange strips from ATM were used in this … [Read more...] about Comparison of ORS and Asphalt Rumble Strips
Planning and Design
Solar-Powered Barricade Warning Lights
As a part of the Midwest States Smart Work Zone Deployment Initiative (MwSWZDI), Types A and C solar-powered LED lights were compared with two brands of battery-powered lights (one with incandescent … [Read more...] about Solar-Powered Barricade Warning Lights
Evaluation of Rollup Sign Holder
The rollup sign holder is a product of Lang Products International, Inc. The rollup sign holder consists primarily of an L-shaped hollow steel tube with a 2-inch square cross-section. The rollup sign … [Read more...] about Evaluation of Rollup Sign Holder
Advance Lane Drop Arrows
The primary goal of this evaluation was to determine the effectiveness of the arrows as located in the approach to a highway work zone. The arrows are intended for use both with stationary long-term … [Read more...] about Advance Lane Drop Arrows
Testing Temporary Work Zone Rumble Strips
The purpose of this project was to help identify the optimal design of temporary rumble strips that would be used in a work zone. The project involved a focus group and a psychological scaling … [Read more...] about Testing Temporary Work Zone Rumble Strips
Development of Functional Requirements for a Highly-Mobile Barrier System to Protect Highway Workers: Final Report
This report describes a recommended set of functional requirements, performance specifications, analysis approaches, and testing procedures needed for the development of a highly-mobile barrier system … [Read more...] about Development of Functional Requirements for a Highly-Mobile Barrier System to Protect Highway Workers: Final Report