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Smart & Resilient Cities News May 18, 2015
The warm California sun will shine this summer on a technologic breakthrough, according to officials at Google. The latest version of the tech giant’s self-driving car prototype will take to public roadways soon. The vehicle, which is described as a pod-like two-seat carrier that operates sans gas...
News May 15, 2015
The House and Senate appear ready to work up a two-month extension of MAP-21. The measure is expected to be part of the next House Rules Committee hearing on May 18, and the Senate will try and fast track its proposal.   Republicans in the House originally wanted an extension that would last until...
Funding News May 15, 2015
The Senate is planning to hold a hearing for a six-year transportation funding bill, but not until after the pending May 31 deadline for extending the current infrastructure spending measure.    However, it doesn’t look like much of that funding will go towards the nation’s transportation needs.  ...
Article May 14, 2015
Traffic-signal retiming is one of the most cost-effective ways to improve traffic flow and one of the most basic strategies to help mitigate congestion.   But outdated or poor traffic-signal timing accounts for a significant portion of traffic delay in urban areas.   More than half of the signals...
Article May 14, 2015
In 1995, the Wisconsin Department of Transportation (WisDOT) initiated the Traffic Incident Management Enhancement (TIME) Program to improve the safety and efficiency of the freeway system in Wisconsin and to emphasize the importance of incident management in overall system operations.   Not only...
Article May 14, 2015
In January, the Chicago Transit Authority (CTA) launched the public beta testing of CTA Train Tracker, a web-enabled technology initiative that provides estimated arrival times for trains at all 144 rail stations across the CTA’s eight rail lines.   The initiative is the natural progression of the...
Article May 14, 2015
On Nov. 29, 2011, the ribbon was cut on the very first project in the nation funded by a federal TIGER grant. Notably, the project finished four months ahead of schedule and paves the way for a highly anticipated commuter rail line that will link Massachusetts’ south coast to the city of Boston.  ...
Article May 14, 2015
Priced “managed lanes” (MLs) are one of the great transportation success stories of the past decade, with such lanes now in operation on expressways in many metro areas and new megaprojects adding such capacity in the Dallas, Fort Worth, Miami and Washington, D.C., areas. Because the ML concept has...
Article May 14, 2015
Road congestion results in a huge waste of time and productivity for millions of people. In 2005, traffic congestion cost an estimated $78.2 billion in 437 urban areas in the U.S., according to the Texas Transportation Institute’s 2007 Urban Mobility Report. The travel-time index, which is the...
Article May 14, 2015
The Minnesota Department of Transportation (Mn/‌DOT) recently began research on a demonstration that will involve 500 participants testing technology that could someday be used to collect a mileage-based user fee. The research project, called the Minnesota Road Fee Test, is scheduled to end by...
Article May 14, 2015
The Illinois State Toll Highway Authority has developed and maintained a strong operations focus for several decades.   This integrated operations approach centers around cooperation among numerous internal and external groups. These include the Illinois State Police, local emergency responders,...
Article May 14, 2015
Although light-rail transit systems are not included in a 2008 federal law mandating positive train control (PTC) adoption, the Massachusetts Bay Transportation Authority (MBTA) plans to retrofit its Green Line with the safety system, providing a model for systems nationwide.   At 200,000...
Article May 14, 2015
Real-time management of vehicle and pedestrian traffic flow can be a daunting task—especially in New York City’s busiest borough. But a new traffic-management system aims to change that. Imagine traffic engineers with the ability to monitor live traffic conditions and adjust signal times at the...
Safety News May 14, 2015
Overall train accidents have been decreasing over the past few years, but surged in 2015 and Amtrak is the biggest offender.   In the first two months of 2015, Amtrak reported 18 accidents, the highest rate of accidents compared to all other trains and commuter trains.   Amtrak’s lackluster record...
DOT in Crisis News May 14, 2015
In yet another instance of a state department of transportation being hobbled by a lack of congressional fortitude, Scott Bennett, director of the Arkansas Highway and Transportation Department (AHTD), stated in a news release, that if congressional authorization for transportation funding expires...
Article May 13, 2015
In the 10-year period from 2001 to 2010, more than 9,000 motorists and roadway workers were killed in motor vehicle traffic crashes in work zones. The nature of highway work zones increases the opportunities for drivers to make mistakes.   Much is being done to reduce this number by highway...
Article May 13, 2015
A recent pilot effort in one central Virginia region—the Roanoke Valley-Alleghany Regional Commission—sought to strengthen the incorporation of safety into the transportation-planning process.   Based on that experience, this article identifies four steps that a transportation planner with limited...
Article May 13, 2015
Plowable raised pavement markers (RPMs) have been used to augment painted centerline markings for several decades.   The cast iron housing of an RPM protects a highly retroreflective lens. Being inclined and above the pavement, this lens substantially improves lane visibility in both dry and wet...
Funding News May 13, 2015
Ninety-five percent of all Republican state legislators who voted to increase their state gas tax to fund transportation improvements in 2013 and 2014 and ran for re-election last November won their races, according to the analysis by the American Road & Transportation Builders Association's (...
Article May 12, 2015
Six hundred fifty people lost their lives in 2007 on Arkansas roadways. That is a number the Arkansas State Highway and Transportation Department (AHTD) believes is too high.   Since that time, a number of measures have been implemented to reduce motor vehicle fatalities. Today Arkansas has a...

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