This report provides comprehensive and uniform guidelines for safe and efficient yellow change and all-red clearance intervals at signalized intersections. The project (1) reviewed and compared the definitions of yellow change and all-red clearance intervals,(2) conducted a critical review o
This report contains a comprehensive assessment of automated speeding and red light enforcement activity in the United States, and provides guidelines for the start-up and operation of automated enforcement programs to reduce speeding and red light running in an effort to improve highway safety.&
The purpose of this report is to define the elements of a comprehensive signal system asset management system (SSAMS). It builds on the results of a state-of-the-practice review of signal systems asset management, and lays the groundwork for investigating how a SSAMS could be used to evaluate alt
The purpose of this project and the resulting report was to identify, review, and synthesize information on current and potential future efforts in real-time travel time on arterials. There were four main objectives: a) identifying, reviewing, and synthesizing available and emerging technology (b
The goal of this Freight and Land Use handbook is to provide transportation and land use planning practitioners in the public and private sectors with the tools and resources to properly assess the impacts of land use decisions on freight movements, as well as the impacts of freight development a
This investigation provides an informational foundation for operations asset management. Identifying the operations assets will establish a base line from which analytical capabilities; and data, information, and performance measure needs can be identified. The information will a
This report documents the FHWA Operations Performance Measures and Management (OPMM) Program Road Map covering the 5-year period from 2014 through 2018. The Program Road Map aligns with the following FHWA OPMM Program goals:
Assist internal/external stakeholders with implementing MAP-21This primer explores the types of institutional issues that are commonly encountered with priced roadway lanes and parking pricing programs. These include the upfront challenges of establishing leadership, meeting legislative requirements, and setting an organizational structure. Once these chall
The purpose of this effort was to conduct a border-wide assessment of the use of intelligent transportation systems (ITS) technologies and operational concepts at and near land border crossings between the U.S. and Mexico. The work focused on tolling, traffic management and operations, and safety
Travel time to a destination is a key piece of information that motorists want and need. It is vital for travelers to make good decisions about which route to take and whether to divert from their planned path. Technology now makes it feasible to provide drivers with real-time information about h
