Road Design

News April 18, 2016
The Georgia Department of Transportation (GDOT) has issued its notice to proceed to North Perimeter Contractors to begin work on the $800 million I-285/SR 400 Improvement Project in Atlanta.   According to GDOT, the corridor handles 420,000 vehicles. As of now the notice authorizes right of way...
News February 03, 2016
A section of the 157-mile Indiana Toll Road, which stretches across the northern portion of the state between Ohio and Illinois, will undergo $200 million in improvements including new asphalt and bridge work.   Work is slated to begin in March on a 70-mile stretch describing a path from mile...
News December 30, 2015
The Arizona Department of Transportation (ADOT) has selected a preferred developer for the Loop 202 South Mountain Freeway, which remains on track for construction to begin in summer 2016 as the largest-ever highway project in the state.   This is the first highway public-private partnership in...
News June 08, 2015
The next phase of widening North Carolina’s I-85 commenced.  Crews started work on the project by first strengthening the shoulders so North Carolina Department of Transportation (NCDOT) can shift traffic outside and conduct work on the inside portion.   The project will add two lanes in each...
Article March 02, 2015
I-90 is the main east-west transportation corridor in the state of Washington, connecting the large population and business centers of the western half of the state with the agricultural industries and recreational areas that comprise the eastern portion.   The uninterrupted movement of people,...
Article October 07, 2014
When concrete is in the doghouse, tender loving care is at an all-time high.   It is perhaps the most critical point in the entire pour, one where all elements join together and attempt to harmonize. Those involved in the Elizabeth River Crossing project, which is this year’s No. 1 on the Roads...
Article October 07, 2014
So far the master plan is going according to plan.   Since commencing the I-405 Master Plan in 2002—which looks to ease congestion on one of Washington state’s busiest roadways—the Washington State Department of Transportation (WSDOT) has completed 13 of the 150 total projects, all on schedule and...
Article October 07, 2014
The goal of the Highway 12 Jameson Canyon Road project was to widen two sections of Highway 12, a heavily traveled road connecting the Highway 80 corridor to Napa and the northern counties of California.   The road was open throughout all phases of construction, which made the project all the more...
Article October 07, 2014
Few things discourage people from living in an area more than a noisy neighborhood.   That was the situation in Delta and Surrey, B.C., at the end of 2010. Situated roughly 30 km southeast of Vancouver, the province’s second- and third-largest cities were seeing a lot of truck traffic on local...
Article October 07, 2014
Covering 10 city blocks and 3,800 linear ft of roadway, the Bagby Street Greenroads Project was effectively the first of its kind in Texas. Bagby Street is a one-way major collector that connects downtown Houston to southbound U.S. 59, and is one of the rapidly developing corridors of Midtown...
Article September 09, 2014
In July, the Northeast Anthony Henday Project, the final leg of the new ring road around Edmonton, Alberta, reached its halfway point.   The massive project includes the construction of 17 miles of six- and eight-lane divided roadway and 47 bridge structures, including 37 highway bridges and...
Article September 09, 2014
The recent redesign of a disjointed section of the Arborway through Boston’s Forest Hills/Jamaica Plain neighborhoods became a transformative endeavor, as an army of designers, consultants, government agencies and stakeholder groups worked for months to strike a balance between livability and...
Article August 05, 2014
Access into Louisville, Ky., from Indiana has long been limited to two interstate bridges and one local-access bridge.   The Kennedy Bridge (I-65) provides direct access through downtown Louisville and Jeffersonville, Ind. Traffic has long exceeded the bridge’s capacity. Earlier attempts to...
Article August 05, 2014
They needed a weekend to think it over.   In preparation for the demolition of the Ontario Street ramp, which spanned the Kennedy Expressway (I-90/94) in Chicago, prime contractor Paschen and subcontractor Omega Demolition were bracing for a series of separate closures on one of the most prime...
Article August 05, 2014
Ybor City, located northeast of Tampa’s downtown, is one of only two National Historic Landmark Districts in Florida.   Red brick buildings, wrought iron balconies and narrow brick streets give it an old-world charm that is a refreshing contrast from the area’s Gulf beaches and gleam of the city’s...
Article August 05, 2014
Change is coming to Atlanta’s Ponce de Leon Avenue, and the Spanish explorer would have been proud to see a street named after him leading a movement into the future.   Starting in mid-2016—or so the project team hopes—this major east-west corridor on the city’s northeast side will begin its...
Article February 10, 2011
The Dalles-California Highway, also known as U.S. 97, is central Oregon’s busiest highway, running north-south through the entire length of central Oregon east of the Cascade Mountain range.   Along the way it bisects the city of Bend, Ore., (pop. 82,000). Just south of Bend, the highway passes...
Article October 01, 2010
Parsons RCI Inc. has to dig deep to construct the U.S. 95 Sand Creek Byway. Not because the project demanded all of the company’s resources, but because the soils were so unstable. The project required 798,000 cu yd of excavation.   “In northern Idaho they have a lot of questionable soils. They’re...
Article January 26, 2010
Public agency project owners often seek innovation from the private sector to help reduce project costs and add technical enhancements. Many project owners have had success by allowing proposers to incorporate alternative technical concepts (ATCs) into their proposals. The Intercounty Connector (...
Article December 16, 2009
New technologies and data analysis methods, many of them developed over the past 10 years or so, are helping to give geotechnical engineers working on projects with road planners new options in how they design their roadways. It is now possible to safely make deeper, steeper rock cuts, and in some...
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