Because multi-way stop signs cause substantial delays, confuse the motorist and can increase the risk of accidents they should be installed only where the law and the Manual on Uniform Traffic Control Devices allow. The control of speeding in residential neighborhoods, while maintaining acceptably safe street and roadway conditions, is a wide spread concern which requires persistent law enforcement effort. In fact, a soft sprung sedan is encouraged to increase speed for a better ride, while some vehicles may lose control. Increased emergency vehicle response time. Cognate drivers braking for a speed bump may subject themselves to a possible rear end collision with an inattentive driver following too closely.
Speed bumps inflict severe stress on vehicle suspension parts.
The possibility exists for vehicle damage and subsequent loss of steering control, with catastrophic results. Speed bumps pose a major maintenance problem particularly on those roads routinely snow plowed during the winter months.