of vehicles in the country are not roadworthy poor maintenance and servicing of old vehicles not only damages the environment but also poses great safety hazards on the road even though newtechnology vehicles meeting stringent emission and safety standards have been introduced there are still a lot of old vehicles operating on the roads any vehicle which is not maintained well would be an environmental and safety hazard the note added speaking to toi a senior official in the ministry said in the long run these centres are expected to be a viable commercial enterprise attracting private investment while ten centres were sanctioned in the 11th fiveyear plan 10 more will get the nod in the next plan each state will have one model centre