Abstract: Civil engineers interact with planners at various levels and should, arguably, have some formal training in that discipline. The arguments against such formal training are: (1) Today's civil engineering students are regularly ...

Abstract: The education committee of the Urban Planning and Development Division of the ASCE undertook a survey of undergraduate civil engineering programs to ascertain educators' opinions on the appropriate role(s) of civil engineers ...

Abstract: Twenty-two different signal displays for permitted and protected left turns were evaluated from a driver comprehension perspective. The objective was to identify which alternate signal displays used to convey the same ...

Abstract: The Commercial Motor Vehicle Safety Act (CMVSA) of 1986 established uniform federal standards for testing and licensing to ensure the “fitness” of persons who operate commercial motor vehicles. The purpose of the research ...

Abstract: Truck axle configurations and weights have changed significantly since the AASHO road study was conducted in the late 1950s and early 1960s. Emerging concerns about the effects of new axle configurations on pavement damage, ...

Abstract: Results are presented from a study to evaluate the relative influence of design and site factors on the performance of in-service flexible pavements. The data are from the SPS-1 experiment of the Long-Term Pavement Performance ...

Abstract: Observational or experimental studies are designed to investigate the effects of various factors on a response variable. This distinction is important because the latter studies are assumed to provide a firmer basis for ...