This study based on the road safety and detailed study of black spot. National Highways accounts for a considerable percentage of these accidents foremost to massive economical loss and exaggerated the development of the country. Main aim of this paper to Identification of black spot and detailed studies for Analysis of Black Spots and its Rectification. In this study, the techniques and methods that are used for Selection of project study stretch (where high accidents occurred), accident data collection system, Bifurcation of data for better observation, analysis of black spots and black zones are included. Identification of black spot on the basis of several identification methods which are concluded in this paper. Also, it includes some techniques that are used to profile these accident locations and the use of before and after studies to estimate the effect of treatment on the Black spots zone. Methodology of rectification on the basis of short term measures, long term measures, mitigation measure, or improvement of geometric design which is depended on existing road condition are concluded in this paper
