Case Studies

Mountrail County Rte. 6
Eric Urness, P.E., central regional vice president with Interstate Engineering in Mandan, N.D., was working on plans to reconstruct a 11.5-mile section of BIA Rte. 6 from 86th Ave. to 31st Street in Mountrail County, N.D. Due to the recent growth of the oil industry in this area there has been a...
The Carroll Avenue Bridge in Takoma Park, Md.

The Carroll Avenue Bridge in Takoma Park, Md.

Historically and visually impressive, the S.R. 195 (Carroll Avenue) bridge is a three-span, 224-ft structure that crosses the Sligo Creek Parkway, Sligo Creek and the Sligo Creek Trail in Takoma Park, Md.   The origins of the S.R. 195 bridge began in 1878 with a humble, low-lying wooden bridge that...
Milwaukee road adjustable risers
Several years ago, the city of Milwaukee was experiencing issues with their cast-iron manhole risers installed throughout the area. “They’re usually fine, but on occasion they would slip or rattle out, and that led to car damage and claims—there was definitely room for improvement,” said Milwaukee’...
Hill & Smith steel barriers 1
Alkali-silica reaction (ASR), commonly known as “concrete cancer,” is a chemical reaction that can wreak havoc on concrete structures and accelerate deterioration. This corrosive force is quite prevalent in concrete bridge rails and can cause a number of issues, such as negatively affecting the...
Wilkin County Highway #8 FDR
Wilkin County, Minn., has stabilized an estimated 80 miles of gravel surface roadways and 30 miles of full-depth reclamation projects with the same base stabilizer. The county had a stabilized full-depth reclamation project scheduled for Wilkin County Highway #8 in 2014.   "Due to some unforeseen...
EnviroTech Owl Canyon Road
The Owl Canyon Corridor in northern Larimer County, Colo., is an 11-mile section of Larimer County Road 70 and 72 that serves as an important connection between U.S. Highway 287 and I-25. The westernmost three miles of the corridor is non-paved, consisting of a treated gravel surface.   As the...
Pennsylvania rapid bridge replacement

Copyright, Pittsburgh Post-Gazette, 2018, all rights reserved. Reprinted with permission.

One of the country’s largest construction projects undertaken by a public-private partnership is winding down, and ALL Crane Rental of Pennsylvania was in the thick of it. The ambitious $900 million project saw Plenary Walsh Keystone Partners and the Pennsylvania Department of Transportation (...
NJDOT uses permitting & routing software to save time & money
Prior to 2010, New Jersey handled its oversize/overweight (OS/OW) permitting manually through the Motor Vehicle Commission using a non-route-specific paper process. To increase public safety and protect the state’s infrastructure, however, the New Jersey Department of Transportation (NJDOT)...
LaneGard 3 Folding Type III Barricade is designed for emergency road closures.

LaneGard 3 Folding Type III Barricade is designed for emergency road closures.

After a storm hit northeastern Ohio on March 1, 2018, an estimated 80,000 people lost electrical power as a result. High winds, gusting as strong as 50 mph, brought many power lines down, and numerous road closures were reported throughout the area. The storm, severe enough to earn its own name,...
Lafayette, Ind., bridge
The city of Lafayette, Ind., is nearing completion of a years-long process to update one of its main thoroughfares, a 2.5-mile stretch of Sagamore Parkway. Cranes provided by Central Rent-A-Crane, a member of the ALL Family of Companies, are playing a crucial role in completion of the project.  ...
pavement repair
Pa. Rte. 66 is a 139-mile southwesterly-northeasterly route in the northwest area of the state. In April 2003, Jones Township (Pa.) Highway Superintendent Jeff Roberts was deciding how to conduct a repair on this critical route. The affected area was continually failing and needed constant repairs...
Emergency cleanup team in Texas puts excavators to work
Emergencies happen, which is why special services teams are assembled in districts throughout Texas—each armed with equipment that can travel quickly to locations such as the Houston area as it struggled to recover following Hurricane Harvey in September 2017.   Matthew Heinze, Austin district...
The Umpqua River Bridge in Oregon was kept in service while structure strengthening occurred in several locations.

The Umpqua River Bridge in Oregon was kept in service while structure strengthening occurred in several locations.

The Umpqua River Bridge along the Oregon Coast Highway (U.S. 101) in Reedsport, Ore., is a swing-span bridge flanked by two tied reinforced concrete arches on each side. The bridge was opened in 1936 and was added to the National Register of Historic Places in 2005. Due to the age and deterioration...
To meet state and federal reporting requirements, the Oregon Department of Transportation (ODOT) must know what assets it has and where they are located. This challenge is complex because the network with which it is associated is constantly changing, and the linear nature of roadway information is...
The Motor Carrier Division of the Maryland State Highway Administration (MDSHA) issues up to 150,000 oversize/overweight (OS/OW) permits per year for travel on more than 10,000 miles of roads, passing over and under approximately 5,200 bridges and underpasses. The permitted routes cross city, state...
BoardWalk Ramp and Platform with detectable warning stripe
The city of Toronto, Canada, launched the King Street Transit Pilot Project just a month ago, on Nov. 13, 2017. The purpose of the project is to improve transit reliability, capacity and speed. Giving priority to streetcars, the project does not allow personal vehicles through certain intersections...
Backed by Bridgestone, Firestone VersaBuilt tires are designed to perform across a wide variety of environments, applications and equipment to keep jobsites operating efficiently.   Tony Perrotti, operations manager for JR Hayes Corp., a site development contractor in the Pacific Northwest, has...
The widening of a road around the south end of popular Lake Winnipesaukee in Alton Bay, N.H., created a steep slope (1H:1V) adjacent to the roadway. Concern that potential erosion and washout would occur during heavy rain events made stabilization of the 52-ft slope necessary.   Project objectives...
Operating a flat saw takes skill, knowledge and endurance. It also takes having the right flat saw and the right diamond blade pared for the job. When these factors—skilled operator, flat saw and diamond blade—come together, a project even with its own unique set of circumstances can go smoothly...
Champlain bridge foundations
The new Champlain Bridge spanning 3.4 km over the St. Lawrence River between Montreal and Brossard, Quebec, is being constructed alongside the current aging Champlain Bridge. The concrete-and-steel bridge is being built with an expected lifespan of 125 years. All work is being done under the...
Overlay Init