Researchers have a long history in the conduct of evaluations of road safety countermeasures. However, despite the strengths of some evaluative road safety evaluations that align with previous and current thinking on program evaluation, few published road safety evaluations have followed standard conceptualization and methodology outlined in numerous program evaluation textbooks, journal articl...

OBJECTIVE Compliance with road safety signs is important in the reduction of motorcycle accidents. The aim of this study was to implement health education intervention and assess its impact on the knowledge of and compliance with road safety signs among commercial motorcyclists in Uyo, Southern Nigeria. METHOD This was an intervention study among motorcyclists in Uyo, Southern Nigeria, with a...

The article reviews the option of how to make top pavement asphalt-concrete mixture adhere reliably base, which is underlying cement-concrete coating. bitumen-latex emulsion suggested as a binder for two layers.