A questionnaire survey of freeway drivers in Houston was conducted at six locations: I-10 W, I-10 E, I-45 N, I-45 S, US-59 S, and US-59 N. The questionnaire data were based on a license-plate survey … [Read more...] about Delay Messages and Delay Tolerance at Houston Work Zones (abridgement)
Methodology
Effectiveness of City Traffic-Control Programs for Construction and Maintenance Work Zones
The purpose of this study was to evaluate the present state of the art of city traffic-control programs for construction and maintenance work zones. Information was gathered through two separate … [Read more...] about Effectiveness of City Traffic-Control Programs for Construction and Maintenance Work Zones
Key Findings from ISEA Road Construction Worker Safety Equipment Investigation
Presented in this document are the survey results from the session. This focus group had the following objectives in mind: 1) To understand which tactics/tools construction management would find most … [Read more...] about Key Findings from ISEA Road Construction Worker Safety Equipment Investigation
Road Construction Market Investigation
Objectives of this investigation were: 1) To measure the level of importance currently associated with various road construction worker safety measures and PPE )personal protective equipment). 2) To … [Read more...] about Road Construction Market Investigation
Evaluation of the Motoring Public’s Acceptance of a Real-Time Travel Time Prediction System in a Freeway Construction Work Zone
A real-time travel time prediction system (TIPS) was evaluated in a construction work zone. TIPS includes changeable message signs (CMSs) displaying the travel time and distance to the end of the work … [Read more...] about Evaluation of the Motoring Public’s Acceptance of a Real-Time Travel Time Prediction System in a Freeway Construction Work Zone
Factors of Importance for Determining Daytime versus Nighttime Operations in Oregon
The State of Oregon is in the process of developing a decision model which will be used to improve the decisionmaking process concerning daytime versus nighttime construction and maintenance … [Read more...] about Factors of Importance for Determining Daytime versus Nighttime Operations in Oregon