·   Principles of work zone maintenance of traffic include safety prioritization, avoiding inhibiting traffic, guiding motorists in a clear and positive way, routine inspection of traffic control elements and constant attention to roadside safety

 

·   Requirements for maintenance of traffic devices must fulfill a need, command attention, convey a clear and simple meaning, command respect of road users and give adequate time for proper response

 

·   Components of maintenance of traffic plans are discussed as they include numerous design components

 

·   Work zone devices consist of various traffic control devices including, but not limited to advance warning signs, channelizing devices, arrow panels and changeable message signs

 

·   Maintenance of traffic planning consists of the development of a specific set of sheets detailing traffic control during the construction phase

 

·   Transportation management plan design should be developed in distinct phases to accommodate all aspects of the roadway construction