In our daily life we can see so many road accidents are increasing daily especially the bike accidents are increasing more and more because of so many things like high speed,drunk and drive ,riders not using helmet ,using mobile while driving and due to the late of ambulance in all these cases riders are not taking care of there lives and they are loosing there lives so we are going to introduce a "MULTI ACCESS HELMET" which will solve some of the above problems and we can reduce the accident rate by using this project. The essential purpose of this errand is to save a couple of presences of the people.This venture incorporate a few sensors like gas sensor ,ultrasonic sensor and vibration sensor .the gas sensor is utilized to recognize the liquor taken by the rider on the off chance that the liquor level is more prominent than the limit, at that point the ringer will be on and furthermore the red light will likewise on which show the threat sign and the rider won't ready to where the cap right now, on the off chance that he isn't wearing the head protector, at that point the bicycle additionally won't begin . Ultrasonic sensor will perceive the thing if the article is recognized in the more drawn out partition, by then also the chime will on and the red drove is on, it shows the rider to wear defensive top right currently bike won't begin.Vibration sensor is utilized to detect the vibration if the bicycle contacts the ground the recurrence scope of vibration increments on the off chance that it builds, at that point the area of the vehicle is followed utilizing the gsm and the message is sent to closest emergency clinics utilizing gps module..
Evaluation of pavement skid resistance using high speed texture measurement