Smart work zone Smart work zone A smart work zone or intelligent work zone refers to a site-specific configuration of traffic control technology deployed within a roadway work zone to increase the safety of construction workers, provide "real-time" travel information, and efficiently route motorists through a work zone. Smart work zones reduce the dependency on human "flaggers" and make the work zone safer for roadway workers. Common terms used to describe equipment configuration used within smart work zones: Smart work zones often use radar guns or other non-intrusive sensors to detect the presence and speed of vehicles approaching a work zone, in order
Peripatetic school known with varying levels of certainty. A list of names with the approximate dates they headed the school is as follows (all dates BC): There are some uncertainties in this list. It is not certain whether Aristo of Ceos was the head of the school, but since he was a close pupil of Lyco and the most important Peripatetic philosopher in the time when he lived, it is generally assumed that he was. It is not known if Critolaus directly succeeded Aristo, or if there were any leaders between them. Erymneus is known only from a passing reference by Athenaeus.