Road Design

Express lanes in Georgia; highway construction
News May 17, 2019
The Georgia DOT (GDOT) is planning to build new toll lanes along the top end of I-285—also known as The Perimeter—in the metro Atlanta region for a $4.6 billion expansion project.   According to GDOT, the I-285 top end in metro Atlanta is one of the most heavily traveled and congested interstate...
Project Neon Las Vegas

A look at progress along Project Neon as of January 2019. Photo courtesy of Nevada DOT.

News May 16, 2019
The Nevada DOT (NDOT) announced this week that an expanded high-occupancy vehicle (HOV) network will open to Las Vegas traffic on Monday, May 20, marking an important step in the completion of Project Neon, the largest public works project in state history.   As a result of the opening, the Las...
Road driving simulator testing Missouri S&T; MoDOT

Students use a driving simulator on the Missouri S&T campus to test the Route 160 roadway design before construction. Photo by Tom Wagner/Missouri S&T, ©2019 Missouri S&T

News May 15, 2019
Two undergraduate students at Missouri University of Science and Technology (S&T) used a driving simulator to help a civil engineering firm evaluate a new roadway design for the $18.6 million Route 160 widening project from Springfield to Willard, Missouri.   The students worked with Crawford,...
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...
I-696 reconstruction near Detroit will finish up by year’s end
News November 06, 2018
The Michigan Department of Transportation (MDOT) has announced that it expects the I-696 corridor, a $90 million project, which has been intermittently closed to traffic since constructions began, to be fully open to traffic before 2019.   The corridor runs between I-94 and I-75, and is a crucial...
transportation pilot projects
News September 17, 2018
State officials recently announced that the Pennsylvania Department of Transportation (PennDOT) is aiming to increase opportunities for Small Business Enterprises (SBE) through a new pilot program where SBEs can compete to work as prime consultants on federally assisted engineering and design...
Carmel 115 roundabouts

Since 1996, the city of Carmel has installed 115 roundabouts, more than any other city in the U.S.

Article August 02, 2018
Located just north of Indianapolis in Hamilton County, Ind., Carmel is a dynamic edge city with award-winning schools, thriving businesses and family-oriented neighborhoods.   Once thought of as a “bedroom community” to Indianapolis, today more people commute into Carmel to work during the day than...
Drone surveying work
News May 29, 2018
The Kansas Department of Transportation (KSDOT) is beginning a pilot project to determine how drones could be used in future road design work, employing UAV technology in conjunction with a road project for the first time last week.   KSDOT has contracted the Kirkham Michael engineering firm to...
temporary roundabout intersection
News May 17, 2018
Salt Lake City is seeking the community's feedback on two "pop-up" intersection designs ahead of road construction work planned for next year.   From May 16-23, the city is testing out a temporary intersection design at 900 South and 1100 East, which will be part of a reconstruction project in 2019...
SH 288 in Houston

The updated SH 288 will include 40 new bridges and the rehabilitation of 13 bridges.

Article January 29, 2018
The city of Houston is booming, with new construction and development projects happening across the city at an astounding rate.   Texas State Highway 288 (SH 288) is a critical north-south transportation corridor for the greater Houston metro region, and it is under the strain of the region's...
I-10 California

Image: Garret Larson

Article December 27, 2017
In 1947, when Interstate 10 (I-10) was built as a four-lane highway from Ontario to San Bernardino, Calif., it passed through a landscape of ranches, orchards, and open fields fringed with trees. Originally this section of roadway was assigned as U.S. 70-99, and in 1957 it was reassigned to become...
Rte. 79/I-195 Interchange Reconstruction

The existing interchange was comprised of 11 separate structures totaling 111 spans, 10 of which were classified as structurally deficient with 94% of the steel rated deficient and requiring costly emergency repairs.

Article December 04, 2017
When final design and construction launched in 2013 on the Massachusetts Department of Transportation’s (MassDOT) Rte. 79/I-195 Interchange Reconstruction and Braga Bridge Improvements project in downtown Fall River, safety, accessibility, traffic management and community enhancement served as the...
MnDOT roundabout
News November 08, 2017
According to a new study released by the Minnesota Department of Transportation (MnDOT), the state’s nearly 200 roundabouts are reducing serious injuries and saving lives.   Minnesota built its first roundabout in 1995 in Brooklyn Park. Since then, MnDOT as well as the state’s counties and cities...
Route 30 Bypass

Image source: Pete Bannan-Digital First Media via Southern Chester County News

News September 05, 2017
The Pennsylvania Department of Transportation’s (PennDOT) Rte. 30 Bypass reconstruction project in Chester County, expected to cost $835 million, has moved into its design stage.   The project involves both federal and state funds, and includes widening the section from Reeceville Road to...
I-4 Ultimate In Orlando logo
News August 21, 2017
On Aug. 18, 2017, the editorial staff of Roads & Bridges magazine visited the $2.3 billion I-4 Ultimate project in Orlando, Fla. The 21-mile project site is presently at the midpoint of its construction, and the scale was enormous. We brought our 360 camera along for the trip.
News August 21, 2017
On Aug. 18, 2017, the editorial staff of Roads & Bridges magazine visited the $2.3 billion I-4 Ultimate project in Orlando, Fla. The 21-mile project site is presently at the midpoint of its construction, and the scale was enormous. We brought our 360 camera along for the trip. Here's another...
The Vision Zero Action Plan in Los Angeles aims to not only eliminate traffic deaths for motorists, but also for pedestrians and cyclists by concentrating efforts on areas with more vulnerable populations.

The Vision Zero Action Plan in Los Angeles aims to not only eliminate traffic deaths for motorists, but also for pedestrians and cyclists by concentrating efforts on areas with more vulnerable populations.

Article August 08, 2017
According to the National Highway Traffic Safety Administration, the year 2015 marked the end of a five-decade trend of declining traffic fatalities by showing a 7.2% increase over 2014.   This trend also was seen in the city of Los Angeles, which exhibited one of the highest collision death rates...
Sheepshead Bay Rd after
Article August 08, 2017
A traffic island, more pavement markings and signage (top image) were added to this intersection to ensure safe interactions between vehicles and pedestrians as part of NYC’s Vision Zero plan.   In New York City, the efforts of the New York Department of Transportation (NYCDOT), in partnership...
Dallas CityMAP
Article August 08, 2017
How do major American cities like Dallas, Texas, address congestion and the splintering of neighborhoods caused by the tangled knot of aging urban interstates?   How do they rehabilitate them into models that foster urban renewal and transportation efficiency? That is the challenge that the Texas...
Complete streets road design
News July 27, 2017
City leaders in Akron, Ohio, have set in motion a long-term plan to raise nearly $12 million for a “complete streets” makeover of North Main Street from the Y-bridge to Cuyahoga Falls.   Public engineers received approval Monday from the city council to apply for $6 million in grant funding from...
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