We know that highways are the most dangerous facilities s on the face of the earth. AND we know that access related crashes represent over 55 percent of all reported accidents. We need to become more focused on Highway safety improvements In the last 10 years, over 430,000 dead. Guides and manuals are not enforceable – its actually the agencies engineering authority, usually through the chief engineer. It’s the opinion of the chief engineer, using guides and manuals as references, as compared to the wishes of the property owner.