News

Bridges Article April 03, 2017
When inspections of Maryland’s William Preston Lane Jr. Memorial Bridge, also known as the Bay Bridge, revealed that conventional cable corrosion protection systems in both eastbound and westbound spans were no longer effective, the Maryland Transportation Authority (MDTA) took a proactive approach...

A double strip configuration was tested at the MnROAD facility in Albertville, Minn.

Traffic Safety Article April 03, 2017
The Sinusoidal (Sine) Rumble Strip Design Optimization Study presents results of sound-level monitoring of four types of centerline rumble strips installed along Trunk Highway (TH) 18 in Mille Lacs and Aitken counties in Minnesota.   This study follows an extensive study completed in 2015 that...
Roads Report Article April 03, 2017
Going out with a bang Police in Cumbria, England, are trying to figure out what led to an embarrassing discharge at their station this winter.   In February, a Vauxhall Corsa had been parked outside of the Workington police station for nearly a week before officers on the overnight shift noticed...

Image source: Larry Higgs/NJ Advance Media for NJ.com

Light Rail Transit (LRT) News April 03, 2017
Permanent repairs to damage caused in the Hoboken Terminal by a Sept. 29 commuter train crash that killed a woman in the station and injured more than 100 people will not be completed for another two years, according to N.J. Transit documents.   N.J. Transit's board of directors is scheduled to...

The I-55 Stevenson Expressway linking Lake Shore Drive in Chicago is one major project continuing for IDOT in 2017

Highway Construction Article April 03, 2017
Back in August 2016, the editorial staff of Roads & Bridges covered the progress of Chicago’s Jane Byrne Interchange reconstruction project. One of the signature accomplishments over the last year for the Illinois Department of Transportation (IDOT) was the completion of the westbound flyover...
Bridges News April 03, 2017
Visit our homepage and take this week's poll question, which discusses how transportation officials can respond to the Atlanta I-85 bridge collapse.

Image source: David Goldman/AP

Bridges News March 31, 2017
Gov. Nathan Deal (R) has declared a state of emergency for Fulton County, Ga., after a huge fire caused a bridge on I-85 to collapse in Atlanta on Thursday night.   With the heavily used road closed in both directions, Georgia transportation officials are telling drivers to find other options—from...
Intelligent Transportation Systems ITS News March 30, 2017
The New Hampshire Department of Transportation (NHDOT) has announced the two companies that will be responsible for a design/build intelligent transportation systems (ITS) project along the Frederick E Everett Turnpike (Central New Hampshire Turnpike).   Tilson, a Portland, Maine-based information...

Image source: Julie Duewel / Nevada DOT; Las Vegas Sun

Highway Construction News March 30, 2017
The Nevada Department of Transportation (NDOT) is in the initial stages of road projects that have been planned to address traffic growth on the I-15 corridor over the next 20 years as a result of the proposed Raiders’ stadium site going up on Russell Road west of the interstate in Las Vegas.   A...
Culvert Repair / Rehabilitation Case Studies March 29, 2017
A large corporation in the Boulder, Colo., area experienced a serious situation on its property when a pair of 48-in. elliptical corrugated metal pipes (CMP) collapsed in the immediate vicinity of many critical utilities. The pipes were located at the very end of the storm-water system that handles...
Safety News March 29, 2017
The Federal Highway Administration, the state of Georgia, local government organizations and employers are partnering with the U.S. Department of Labor’s Occupational Safety and Health Administration (OSHA) to sponsor one-hour events to train road workers on the dangers of distracted drivers,...

Image source: Michael Short, Special to The Chronicle

Demolition News March 29, 2017
California Department of Transportation (Caltrans) demolition crews began dismantling the final section of the old eastern span of the Bay Bridge Tuesday, removing the last remnants of a structure that graced the San Francisco Bay skyline for more than 80 years.   The 288-ft truss is the last of 19...
Compaction Products March 28, 2017
Volvo Intelligent Compaction, Compact Assist for Asphalt with Density Direct, is changing how roadbuilders work—providing real-time density calculations over 100% of the mat. By eliminating guesswork and reducing core sampling, contractors can save time, improve mat quality, and increase...
Bridges Products March 28, 2017
A simple construction sequence and efficient design allows InspirArch to accommodate the most straight-forward or complex medium span bridge configurations. Formerly known as Bridge-in-a-Backpack, with ten years of R&D, the system has been recognized for its innovation as a low-cost and high-...
Equipment Products March 28, 2017
Johnston’s “Easy Sweep” mechanical sweeper is matched with Freightliner’s M2 chassis, and together they offer performance, a level of comfort and drivability that any operator will appreciate. This proven single-engine design blends a collection of features which provides ownership advantages such...
Barrier Walls Guardrails Products March 28, 2017
Gregory’s all-steel Guardian 5 (G5) is the only MASH TL-5 longitudinal barrier capable of redirecting a fully loaded 80,000-lb vehicle. This safer and more economical alternative to concrete barriers is effective in areas with high truck volumes, heavy congestion, narrow medians and the protection...
Equipment Products March 28, 2017
Super Air Meter values closely correlate with air void spacing in fresh concrete for better prediction of long-term freeze thaw durability than total air content alone. Results for both air void spacing and standard air content are determined on-site in 10 minutes instead of waiting weeks for...
Safety Products March 28, 2017
Ergodyne introduced five more innovative tool lanyards to their Squids Tool Tethering Line that absorb up to five times as much shock as competitors.
Snow / Ice Removal Equipment Products March 28, 2017
The Freedom MDC plow control system from Certified Cirus Control Systems incorporates CAN-bus (controller area network) technology and two- or three-joystick control in a compact package well suited for medium-duty applications. The system is ground-speed oriented and depending on the model,...
Sign Posts Products March 28, 2017
3M Diamond Grade Flexible Roll-Up Sheeting Series RS60/64I combines the quality and reflectivity of permanent signs with the convenience, portability, and lasting flexibility needed for temporary traffic control. Series RS60/64I helps alert motorists with highly conspicuous fluorescent colors and...
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