Road accidents in the Transport Industry are a threat to public health and national development in many developing countries. It contributes to poverty by deaths, injuries, disabilities, grief, lost of productivity and material damages. This study was undertaken at Uasin-Gishu and Bungoma counties, with specific focus on Uasin-Gishu (UGC) County Hospitals, Bungoma County Hospitals, (BCH), Eldoret Police Station, Bungoma Police Station, County’s department of Transport / accidents and some road terminus in Uasin-Gishu and Bungoma counties. The study sought to establish the effects of Geometry and environmental factors to accident. The results obtained in this study, can be used by the road safety and county authorities for planning and evaluating road safety measures. The methodology and procedure for data collection was based on both qualitative and quantitative approach. Interviews, focus group discussions, observations and review of secondary data, were used in data collection accordingly. Statistical analyses of data were done by descriptive. Statistics employing the measures of central tendencies, frequency distributions, difference between a set of observed frequencies and a corresponding expected frequency.. The road accident rate per hundredth vehicle kilometers was found to be significantly related to the physical characteristics of the road geometry, such as junctions per kilometer, surface irregularity and road width.