A Guidebook for Nighttime Construction: Impacts on Safety, Quality, and Productivity

NCHRP Report 726 provides a Guidebook of nighttime construction best practices concerning 1) implementation of new or innovative ideas to convert necessary work activities to effective nighttime production; 2) proven safety processes; 3) development of communication strategies (both external and internal); and 4) work-zone illumination methods, including a list of new and innovative lighting equipment with associated advantages and disadvantages. Also listed are activities that may increase or decrease productivity when performed during the nighttime period, as well as methods for conducting work-zone risk analysis planning and implementation for different types of work. This information is presented as a hands-on, user-friendly resource with hard-to-miss color icons that indicate key (not-to-forget) information, tips for proper use of the information, and additional sources of useful information. This Guidebook will be of interest to contractor and transportation agency personnel involved in night work, both in planning and in on-site activities.