Preventive Maintenance
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...
Throughout the month of October, S.R. 18 in southern California will be closed between Snow Valley Mountain Resort and Big Bear Dam in San Bernardino County in preparation for winter.
The area known as the Arctic Circle will be closed to traffic Monday through Thursday, 8 a.m. to 4 p.m. from Oct...
The drought in Mississippi this year is not only affecting recreational activities such as bonfires and camping, but is also affecting the state’s highways, according to the Mississippi Department of Transportation (MDOT).
“Our roads have suffered the effects of extreme loss of rainfall...
Drainage systems are critical components of any type of construction, and flooding is always a risk to consider when completing public works projects. Maintenance and rehabilitation to storm water systems must be performed quickly and efficiently to prevent any significant damage from forming or...
The only road leading to Alaska’s North Slope oil fields is at risk of severe flooding during the coming spring thaw. Climate experts believe the conditions will be similar to those that intermittently closed portions of the remote highway for more than two months in 2015.
State transportation...
News
January 04, 2016
The Indiana Department of Transportation (INDOT) said it will begin testing license plate-tracking technology to monitor “unpermitted overweight vehicles.”
The initiative was spurred by damage caused by an overweight semi passing over I-65 southbound Wild Creek bridge in Tippecanoe County. Crews...
The deicer remains free flowing, even at colder temperatures.
While the town of Winfield, N.Y., sits a short distance from major thoroughfares, the quiet, upstate village of 2,200 people still sees its fair share of traffic. And its share of icy winter roadways that need to be safe for motorists. The town’s main roads surround the school district, and...
Photo courtesy of the Virginia DOT.
During the winter season the state of Vermont becomes a playground drawing people from across the country to enjoy activities such as skiing, snowboarding and snowmobiling. Unfortunately, the very same snow and ice that creates a winter wonderland in the mountains also creates a winter gauntlet on...
Article
January 22, 2008
A growing number of highway agencies in Michigan, Oklahoma, North Carolina, Colorado, Minnesota and Iowa are routinely treating a variety of pavement conditions with concrete overlays. Whether the pavement is in good shape or bad, whether it is asphalt, concrete or a composite, whether it needs...
Article
February 12, 2007
In 1982, Orange County’s Public Works Department developed an automated Pavement Management System (PMS). The system objectives were: (1) develop an objective, systematic methodology for determining roadway conditions and defining rehabilitation strategies for all streets and highways within...
Article
May 09, 2005
The Poplar Street bridge across the Mississippi River in St. Louis, Mo., is an orthotropic steel-plate deck bridge. It carries three major interstate highways, I-70, I-64 and I-55, across the Mississippi River at St. Louis. Approximately 130,000 vehicles including about 15,000 large trucks use the...
Article
May 09, 2005
The Texas Department of Transportation (TxDOT) decided to investigate the feasibility of using fiber-reinforced polymer (FRP) composite materials for new highway structures. Primary FRP structural beams for short-span bridges near the Gulf Coast were identified as a promising application. These...
Article
June 16, 2004
Today’s transportation agencies face challenges that are vastly different than those faced by the previous generation. On the one hand, improvements in technology have resulted in dramatic changes in the tools that are available today for construction, design and program development activities. On...
Article
June 16, 2004
Preventive maintenance, asset management and pavement preservation are all terms used to describe what everybody knows: Effective maintenance saves money and preserves your investment whether it’s changing oil in your car, painting your house or preventive maintenance projects on highways. I-90...
Article
December 30, 2003
Highway agencies are increasingly turning to pavement
preventive maintenance programs. Preventive maintenance slows the rate of
pavement deterioration, essentially delaying the need for pavement
rehabilitation by several years (see Fig. 1). The delay in rehabilitation
needs, combined with the...
