Roads

Welcome to the Roads Channel, a special feature that provides the user an in-depth look at the road industry. This section offers several areas to explore: product spotlights, article archives, related case studies, related video and product/supplier contact list.

St. Charles, Missouri; adjustable manhole risers
Case Studies April 05, 2019
With a population of 66,000, St. Charles is Missouri’s ninth-largest city, and was the state’s capital from 1821 to 1826.   “We have old and new areas, which means we have a lot of odd-sized sewer structures,” the city's Lead Equipment Operator Cory Rackley said. “Adjustable risers make it much...
Chattanooga I-75 concrete railing collapse over I-24

Image: Tennessee DOT via Twitter

News April 02, 2019
Crews are continuing to work on emergency repairs today after a large chunk of concrete railing fell off an I-75 North bridge onto the I-24 westbound ramp below in Chattanooga, Tenn., late Monday morning, injuring one person.   A section of I-75 was closed down to traffic after the collapse, near...
High Bridge arch span deck finishing
Article April 01, 2019
The Smith Avenue Bridge, known as the High Bridge, spanning the Mississippi River in St. Paul, Minn., consists of three continuous tied steel arch main spans with steel multi-girder approach spans.   Originally constructed in 1987, the main spans consist of a 502-ft full arch (Span 4) and two half...
Wildcat Creek Bridge Cascade Mountains
Article April 01, 2019
The Cascade Mountain Range runs from Northern California into British Columbia, Canada, dividing the state of Washington in two.   Western Washington is home to the lush greenery and moody skies of Puget Sound, including the surging Seattle metropolitan area—mocha lattes and Microsoft; shipyards...
U.S. 64 Mississippi
Article April 01, 2019
This article summarizes key findings from a longer-term aging experiment in Mississippi that is a partnership of APAC-Mississippi, Ergon Asphalt & Emulsions, the Mississippi DOT and the Mississippi State University Construction Materials Research Center (CMRC).   Experiments began in November...
Nicole Nason
News April 01, 2019
By a vote of 95 to one, the U.S. Senate confirmed Nicole Nason to lead the Federal Highway Administration (FHWA) on March 28.   Nominated by President Trump on Jan. 3 as the next FHWA administrator, Nason emphasized in her confirmation testimony that she plans to pay particular attention to...
road, bridge infrastructure funding proposal
News March 28, 2019
Minnesota Senator Amy Klobuchar, who is making a run as a Democratic presidential candidate for the 2020 race, today released a trillion-dollar proposal to help rebuild the nation's roads, bridges and other infrastructure projects.   According to the details of the plan from her campaign, Klobuchar...
MnDOT cone penetration testing 1
Article March 25, 2019
The Minnesota Department of Transportation (MnDOT) Foundations Unit is responsible for providing geotechnical engineering services to a variety of internal clients including the Bridge Office as well as the design, construction, and maintenance groups within eight regional MnDOT districts. While...
steep, cut slope in road reconstruction project, Devon, U.K.
Case Studies March 20, 2019
A $10.3 million project in Devon, U.K., necessitated the reconstruction of a half-mile single-lane road designed to reduce congestion and support economic development in the area. The approved route required a significant amount of material (nearly 131,000 cu yd) on adjacent slopes to be excavated...
Hudson River Tunnel project Amtrak

Image: Amtrak

News March 18, 2019
The Federal Transit Administration (FTA) rated the Hudson River rail tunnel project between New York and New Jersey with a medium-low grade in its most recently released ratings for infrastructure projects around the country.   According to the Associated Press, this is the same rating the agency...
oversize/overweight permit for trucks Illinois DOT
Case Studies March 14, 2019
The Illinois DOT (IDOT) must find a safe route for trucks traveling in the state of Illinois and issue an oversize/overweight (OS/OW) permit for trucks carrying large loads. With slow, manual permitting processes, IDOT sought to update and automate its permitting system. IDOT implemented the...
underpass at La Jolla Colony Drive in San Diego

Image: SANDAG

News March 12, 2019
On Tuesday, March 12, La Jolla Colony Drive in San Diego will be closed for preparations associated with the construction of a Mid-Coast Trolley underpass.    This underpass will allow the Trolley to pass under La Jolla Colony Drive as it travels along the eastern side of I-5. The future Trolley...
braided ramps; highway construction; I-15 Utah
News March 06, 2019
The Utah DOT (UDOT) has approved the selection of the braided ramps option design for the interchange at Main Street (S.R. 115) and I-15 in the city of Payson.   UDOT issued a Record of Decision (ROD) regarding the selection of the braided ramps as the preferred alternative out of several design...
Alaska quake damage
Article March 04, 2019
At 8:29 a.m. on Friday, Nov. 30, 2018, the earth started rocking and shaking in Anchorage, Alaska.   At the Alaska Department of Transportation and Public Facilities (DOT&PF) headquarters, ceiling tiles fell on desks, shelves and their contents spilled onto the floor, and families anxiously...
I-65 in Clark County, Ind.
Article March 04, 2019
More often than not on a paving job, it’s not the paving itself that proves to be the most challenging aspect—it’s handling the traffic.   Live traffic in close proximity to an active work zone presents numerous challenges and dangers, not least of which is worker safety. But the placement of a...
South Carolina I-85
Article March 04, 2019
It’s impossible to convince rain to come again another day. Sloan Construction tested this hypothesis more times than it needed to.   Dark storm clouds meant extra work for the contractor, at least at the start of the I-85 project in South Carolina. An 11.8-mile stretch of highway was in such bad...
I-10 Riverside County, Calif.
Article March 04, 2019
When working on one of the largest pavement rehabilitation projects in the history of the California Department of Transportation (Caltrans) on one of the busiest interstate highways in the U.S., any contractor is going to have their work cut out for them.   Such was the task that Granite...
NCAT test track
Article March 04, 2019
Located on a 309-acre site, the 1.7-mile NCAT Pavement Test Track is a world-renowned accelerated pavement testing facility that combines full-scale pavement construction with live, heavy truck trafficking for rapid testing and analysis of asphalt pavements.   Since its original construction in...
MnDOT geotechnical  asset performance
Article March 04, 2019
Moving Ahead for Progress in the 21st Century (MAP-21) is the federal law that lit a fire under state departments of transportation.   It called on them to institutionalize asset management and performance standards as they implement innovative technologies, practices, and policies. MAP-21 and...
Modernize 75 highway construction Michigan

Image: Modernize 75 via Facebook

News February 27, 2019
The Michigan DOT (MDOT) announced that work on segment 2 of the I-75 modernization project in Oakland County will begin this week on Thursday, Feb. 28.   This $224 million project will involve reconstructing more than 8 miles of pavement, improving 18 structures, upgrading drainage, constructing...
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