Did you know the census is mandated by the US Constitution in Article 1, Section 2? The first decennial census was conducted in 1790 and has been conducted every 10 years since. The purpose of the census is to apportion Congressional Representatives and taxes, by population. The census counts the population in all 50 states,…
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According to the “Hands Free Tennessee” campaign, there were 24,600 crashes involving a distracted driver in Tennessee in 2018. A recent study also revealed that from 2015 to 2017, Tennessee had the highest rate of distracted driving deaths in the nation, at 7.2 distracted driving deaths per 10 billion vehicle miles. Tennessee’s rate is nearly five times higher than the national…
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Did you know a new traffic law went into effect in Alabama on Sunday, September 1st? The new law, also known as Act 2019-386 or SB 254, requires all occupants of a motor vehicle to use seat belts (Alabama Law Enforcement Agency). You read that right. Up until now, back seat passengers did not have…
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Traffic signals are part of daily life for most U.S. citizens. Traffic signals are commonly seen at roadway intersections and primarily function to assign the right-of-way to the various traffic movements. A traffic signal uses three colors, directional arrows, and circular indications to convey certain messages to drivers. When signals work as normal, most drivers…
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We sat down with Charles Cochran, P.E., PTOE, RSP, to learn about the ins and outs of connected vehicles. Q: What are Connected Vehicles? A: Connected Vehicles use communication technologies to “talk” to other vehicles, drivers, pedestrians, and infrastructure. For example, as a vehicle approaches an intersection outfitted with connected vehicle technology, the traffic signal…
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Travel Demand Forecasting involves the use of a variety of models to duplicate Trip Generation, Trip Distribution, Mode Choice (e.g. car, transit, bicycle, etc.), and Highway/Transit assignment in a metropolitan region. The models are coded using a program language that is typically executed using Cube or TransCAD software. The primary inputs into the model are…
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