Wapukha , Jason M., Richard O. Onchiri, Jacob Wakhungu, and Paul N. Wanyeki. 2015. “ The Correlation of Road Geometry and Environmental Features With Road Accidents in Bungoma and Uasin Gishu Counties ”. African Journal of Education,Science and Technology (AJEST) 2 (3):Pg 13-27. http://ajest.org/index.php/ajest/article/view/232.