Nowadays with the increase in rate of population, rate of vehicle is also increased. Which may cause lack of parking spaces in public as well as commercial buildings? For this study, we have used parking of commercial building, in which we have to calculated the risk indices of parking of commercial building. For that a trench is selected for study near Chinchwad railway Station of various commercial building for parking study. This risk index is helpful for determining the risk index of that building regarding to various factors such as safety, parking time, type of vehicle, no of owners and customers arrived in the complexes, where the building at a high and medium is been considered and recommended to PCMC to take attributes towards it. Here one building is taken into consideration to calculate the risk index of the commercial building parking, 5–8 building will be taken into consideration for further study.