Asphalt

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

S.R. 88 Apache Trail Arizona

Image: Arizona DOT

News June 21, 2018
A road improvement project along 17 miles of S.R. 88 east of Phoenix is expected to be completed by the end of summer, according to Arizona state officials.   The Arizona Department of Transportation (ADOT) said that the $6.5 million project focuses on roads beginning 3 miles east of Apache...
Toledo interchange
News June 20, 2018
The city of Toledo, Ohio, announced Tuesday it would contribute up to $1 million toward the I-475/U.S. 23 interchange at Dorr Street.   City officials said this project serves as a corridor to new commerce and transportation. The money will come from Toledo's capital improvement fund. Workers would...
California highway
News June 15, 2018
California Department of Transportation (Caltrans) officials are looking to reopen a stretch of SH 1 in the Big Sur coastal region this summer that was blocked last year by a massive landslide.   The road that connects Los Angeles to San Francisco was projected to open in mid-September but Caltrans...
Stabilization & the harmonious blending of highway interchange slopes
Case Studies June 11, 2018
The Interstate 90 Bridge over the Mississippi River between La Crosse, Wis., and La Crescent, Minn., is a heavily used commuter route and part of the longest interstate highway—I-90—in the country, spanning from coast to coast and providing important commercial and defense infrastructure for the...
Interstate reconstruction I-440
News June 05, 2018
The Tennessee Department of Transportation (TDOT) is looking into ways it could shave two or more years off the I-440 reconstruction at Nashville if it closes road segments rather than following traditional construction methods.   TDOT says it plans to explore an option in which only one segment of...
I-74 Mississippi River Bridge, Bettendorf/Davenport, Iowa, and Moline, Ill.
Article June 05, 2018
I-74 Mississippi River Bridge, Bettendorf/Davenport, Iowa, and Moline, Ill.: This $1.2 billion project has now begun, and the project timeline looks to make major progress before the weather turns icy at year’s end. Within the river, all 279 drilled shafts will be completed and the westbound bridge...
Top 10 Roads
News June 04, 2018
The time has come to submit your entries for Roads & Bridges' Top 10 Roads awards for 2018. The deadline to enter a project for consideration is June 22.   All entered projects must be in the design, construction or completion phase over the last 18 months, and past winners are ineligible. For...
Manhole riser in Jefferson County, Ala.
Case Studies May 31, 2018
Home to Birmingham, and more than 660,000 residents, Jefferson County is Alabama’s most populous county. The sewer network the county maintains includes 3,600 miles of pipe and 80,000 manholes. That last figure represents a sizable amount of annual maintenance; though manholes themselves are...
Highway improvements plan
News May 30, 2018
Gov. Bruce Rauner announced a plan for Illinois to invest $11.05 billion in the state’s roads and bridges over the next six years, including $2.2 billion of state and federal funding in the upcoming fiscal year.   The Illinois Department of Transportation Multi-Year Proposed Highway Improvement...
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...
Rte. 36 in Macon County, Mo.

Workers use IC and IR to improve paving operations on Rte. 36 in Macon County, Mo.

Article May 23, 2018
The Missouri Department of Transportation (MoDOT) executed a year-long project throughout 2017 to demonstrate the use of intelligent compaction (IC), infrared scanning (IR) and Veta software to improve pavement construction operations.   “We were looking for ways to assess quality in asphalt...
Bay Area highway projects
News May 21, 2018
The California Transportation Commission approved $2.7 billion for 64 projects across the state, with more than $660 million bound for the Bay Area.   About 25% will come from the new state gas tax, if it is not repealed in November, and other fees approved last year. The gas tax and other new fees...
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...
I-70 Colorado KUSA-TV (Denver)

Image: KUSA-TV (Denver)

News May 16, 2018
Colorado transportation leaders and local elected officials came together Tuesday to discuss plans to improve a congested stretch of I-70.   The Colorado Department of Transportation (CDOT) held a press conference below the bridge at the I-70 and U.S. 6 interchange. According to officials, the...
Highway improvements
News May 10, 2018
The Iowa Department of Transportation (Iowa DOT) announced a new five-year plan Wednesday for highway construction projects that will come with a $3.4 billion price tag.   More than $1 billion will be invested in repairing state-owned bridges that are structurally deficient, many of which will...
infrastructure improvements
News May 09, 2018
Gov. Andrew Cuomo is calling for New York state to spend another $125 billion on infrastructure improvement projects over the next five years.   The Democratic governor announced Tuesday the proposal would be the next phase in his agenda to rebuild the state of New York and create thousands of...
interchange redesign
News May 04, 2018
The Indiana Department of Transportation (INDOT) has begun preliminary work to rebuild the north split interchange of I-65 and I-70 in Indianapolis, while also looking to implement a broader redesign to reduce congestion.   Indianapolis engineering firm HNTB has unveiled six different options,...
MnDOT Corridors of Commerce projects
News May 02, 2018
The Minnesota Department of Transportation (MnDOT) unveiled four Corridors of Commerce projects to be funded by more than $400 million at a press conference this week.   The Corridors of Commerce initiative was created five years ago by Gov. Mark Dayton and the legislature in an effort to improve...
Forth Bridge Queensferry Crossing under construction

Forth Bridge Queensferry Crossing under construction.

Case Studies May 01, 2018
The Queensferry Crossing near Edinburgh, Scotland is a cable-stayed bridge with three pylons over 200 meters in height. It is one of the largest infrastructure projects in Europe and benefited from ultra-modern reinforcement planning in 3D thanks to the engineers from Leonhardt, Andrä und Partner (...
Highway plan
News April 30, 2018
Kentucky's recently passed $8.5 billion 2018 highway plan aims to prioritize spending on 1,400 projects, including work on 1,000 bridges and improvements to 5,000 miles of pavement, plus road widening and the reconstruction of existing roads, along with construction of new routes and interchanges...
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