Maintenance

This section offers several areas to explore: winter maintenance, snow and ice control, vegetation management, roadside and bridge maintenance, product spotlights, article archives, related case studies, related video and product/supplier contact list. The product spotlights contain information and photos of equipment relevant to the specific maintenance types. 

Hurricane impacts to traffic, roadways
News September 11, 2018
States of emergency have been declared in North Carolina, South Carolina and Virginia in preparation for Hurricane Florence's arrival, a Category 4 hurricane expected to hit the Atlantic Coast later this week, including evacuation plans and transit cancellations for some.   An evacuation of South...
DC snow plan
Article September 05, 2018
Winter maintenance activities bring unique challenges to agencies charged with maintaining safety and mobility of roadways and surfaces.   While it is accepted practice within winter operations to base needed resources and modes of operation upon historical averages of what has been required during...
Coconino County freeze-thaw cycles

Coconino County faces some of the most severe freeze-thaw cycles in the U.S.

Article September 05, 2018
It’s a dry heat.   So goes the unofficial mantra for all things weather in Arizona. To the unacquainted, the Grand Canyon State is an endless season of 100°+ days and 75° nights with nary a snowflake in sight. Winters are the stuff of warm vacation dreams where sitting poolside at five-star...
Variable speed limit warning sign
Article September 05, 2018
In Lake County, Ohio, winter weather spells trouble for a stretch of I-90 between S.R. 528 and S.R. 44.   Over a 10-year span, more than 800 winter crashes were recorded along this corridor. On Dec. 8, 2016, an intense snow band that produced massive squalls contributed to a bus crash that led to a...
Fishers Snow Team

The Fishers Snow Team now consists of 120 crew members dedicated to year-round severe weather response.

Article September 05, 2018
I work for the city of Fishers, Ind., a growing suburb just northeast of Indianapolis, as foreman of the streets department.   From 2000-2017 our community exploded, its population more than doubling. In 2000, we had 37,000 residents and 120 center-lane miles. In 2017, we had 92,000 residents, 383...
Preventive protocols
Article September 05, 2018
Anyone living in a snowbelt state, where pothole dodging has become a survival skill, realizes we have serious issues with our roads and bridges.   And what the public is becoming increasingly aware of is that winter maintenance salting is largely the cause. Less obvious, but of equal concern, is...
Johnson County Indiana snow plow
Article September 05, 2018
Those of us who work in areas with inclement winter weather know how important proper winter storm response can be. While only a part of our overall road maintenance responsibilities, our effectiveness when dealing with snow and ice events is certainly the most scrutinized. Nine months of great...
SH 6 in Harris County from Clay Road to I-10

About a mile of SH 6 in Harris County from Clay Road to I-10 was covered with up to 7 ft of water for two weeks due to flooding from Hurricane Harvey.

Article September 04, 2018
Just when you think you’ve seen everything, along comes a game-changing storm like Hurricane Harvey.   No one in Texas had ever seen that much rain. On Aug. 30, 2017, a rain gauge near Cedar Bayou, Texas, measured 51.88 in. of rainfall. That broke a record for the continental U.S. set in 1978....
asphalt maintenance
News August 27, 2018
A Louisiana State University (LSU) team’s work with a shape memory polymer could potentially not only save the state’s roads but also money and time, according to a post from the school's College of Engineering.   In 2009, LSU Mechanical Engineering Professor Guoqiang Li received a grant from the...
WSDOT preventive maintenance study
News July 30, 2018
A six-year study of hot-mix asphalt preventive maintenance techniques conducted by the Washington State Department of Transportation (WSDOT) indicates that a range of treatments can effectively extend pavement life—using a combination of crack sealing, chip sealing and dig outs—for five years or...
Completed CC8 invert rehab, with sealed edges
Case Studies July 24, 2018
On highway M-20, east of New Era, Mich., a 70-ft metal plate arch culvert was experiencing moderate to severe section loss in the invert from corrosion and abrasion. The steep decline in condition due to corrosion was attributed to the intermittently flowing creek and the invert’s frequent exposure...
ODOT road work

ODOT was able to merge 25 years of road and bridge work into just four due to innovative financing.

Article July 05, 2018
OHIO: A fantastic fury Bill Wilson, Editorial Director   Located in northwest Ohio, the city of Toledo has just as many University of Michigan devotees as it does Ohio State University fans.   The area is used to times of fury, but non-stop for four years straight? Hard to imagine, but it is all...
Michael Sweeney, HNTB
Article July 02, 2018
With continued partisan gridlock in the U.S. Congress, it has been difficult for meaningful federal transportation initiatives to roll forward–and progress is likely to remain stalled until 2019 or later. President Trump admitted as much in a late-March speech when he predicted, “You’ll probably...
S.R. 30 Pennsylvania recovery
News June 26, 2018
On April 7, a significant landslide resulted in the closure of Pennsylvania S.R. 30 in Allegheny County. The route is a principal artery to Pittsburgh and supports more than 22,000 vehicles per day. The slide demolished one apartment building, severely damaged another, and impacted a single-family...
flood repairs
News June 25, 2018
The Hawaii Department of Transportation (HDOT) issued an emergency contract on June 19 for additional flood repair work on the Kuhio Highway aimed at stabilizing the slope above the highway, which is also known as Rte. 560, between Waikoko and Wainiha and various other downslope sites.   The agency...
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...
Domino's pavement repairs

Image: Domino's Pizza via Yahoo Finance

News June 12, 2018
Domino’s Pizza is filling potholes in towns across the U.S. with its new "Paving for Pizza" initiative.   The American pizza chain announced this week that it will help smooth rides for deliveries by making pothole repairs in towns nominated by their customers.   Domino’s is offering to fill cracks...
TTI LiDAR vehicle

A TTI vehicle equipped with LiDAR technology to collect roadway data.

Article June 05, 2018
When we think of a roadway, most of us think of the asphalt or concrete that we are riding on.   Little thought is given to the ditches that line our roads or how water flows off our roadways. A Texas A&M Transportation Institute (TTI) researcher has come up with an automated way of determining...
Plow tests
Article June 05, 2018
Clearing snow from roadways is an effort as old as roadways themselves, at least in cold climates.   Truck-mounted plows came into wide use in the 1920s. Abrasives such as sand, coal bottom ash or clinker were used to increase friction on icy roadways, once plowed. During the winter of 1941-42, New...
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...
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