Highways and Highway Transportation by George R. Chatburn

HIGHWAY ACCIDENTS AND THEIR MITIGATION 351 Accidents Result of Disorder, Codes to Prevent, Automobile Accidents Lead in Number. Causes: The Driver -- Mentally or Physically Unfit, Ignorant, Indifferent, Reckless; Driving and Operating: Recklessness, Speeding, Around Sharp Turns, Passing Cars. Horns. Stopping Cars on Grades, in Streets, etc., Backing. Other Forms of Carelessness. The Car: Skidding, Brakes, Flexibility, Steering and Turning Ability, Lights, Unlighted Vehicles, Speedometer. Bad Roads: Slipperiness -- High Crowns, Embankments and Guard Rails, Super-elevation -- Rule for, Clear Vision, Curves, Bridges and Culverts. Railway Crossing Accidents: Prevalency, Elimination of Crossings -- Cost, Automobile Drivers Careless -- Observations, Methods of Mitigation; Bridge Clearance. Pedestrians -- Jay-walkers, Obstacles that Obscure Vision, Pedestrians on Country Roads, Slow Going Vehicles, Bicycles. Road and Traffic Regulations: Development of, Council of National Defense Code, Education Necessary.