An Act amending Title 75 (Vehicles) of the Pennsylvania Consolidated Statutes, adding definitions, authorizing a person with a certain cardiopulmonary condition to apply for a registration plate indicating a vehicle is being used by a handicapped person; providing for the posting of certain private property, establishing a speed limit for school zones, providing for construction trucks and for identification of certain vehicles; further providing for the maximum gross weight of vehicles, maximum axle weights, permits to exceed maximum weights.