Case Studies

With thousands of bridge construction projects under its belt, and with the largest fleet of crawler cranes in North America, the ALL Family of Companies has become a trusted partner for complex jobs. Dawes Rigging & Crane Rental, ALL’s four-location presence in Wisconsin, is providing five big...
New York’s Tappan Zee Bridge is a vital component of the state’s infrastructure system. On average, it bears the load of 138,000 vehicles each day, helping commuters cross the Hudson River at one of its widest points; but the bridge, which opened to traffic in 1955, was originally designed to last...
Founded in 1890, Lane Construction Corporation is one of the ‘biggies’ in civil infrastructure contracting. The company regularly takes on, and successfully completes, projects ranging in scope from $15 million on up to $1.5 billion. With that much work completed over so many years, Lane...

BoardWalk Ramp installed at County Courthouse, March 15, 2016 (with dimensions added).

Cleveland, Ohio, the county seat of Cuyahoga County, has made some news recently. The Cleveland Cavaliers won the NBA Championship, and the parade that followed, attended by about 1.3 million people, also made national news.     Since the Cavs won, the city’s equally beloved baseball team, the...
As the main U.S. highway along the East Coast, Interstate 95 is one of the busiest and most important in the country. Like many others, it requires constant maintenance and oversight that can be troublesome for many state departments of transportation. One such problem arose on the I-95 South...
The Paseo Del Norte/I-25 Interchange is one of the busiest corridors in New Mexico, often producing major traffic congestion issues during rush hours. The city of Albuquerque needed a way to make it easier and safer to travel on the highways, and wanted to incorporate a pedestrian walkway and bike...
In Sauk County, Wis., an hour northwest of Madison, the Baraboo Bypass off U.S. 12 is coming together—literally. The south section of the bypass will be 5.4 miles long and four lanes wide, splitting from U.S. 12 at Ski Hi Road in the city of Baraboo, proceeding northward. The north section of the...
Gray & Son, Inc. is a family-owned contracting firm in Maryland with roots going back to 1908. They are currently one of the biggest paving contractors serving Baltimore and the surrounding counties, and have a reputation for introducing state-of-the-art solutions that cost-effectively keep the...
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...
Polk County, Minn. has approximately 400 miles of gravel roads that it maintains.   “Every year the county would spend money adding gravel that was lost during the winter snowplowing season, have to fix frost boils, and receive complaints about muddy conditions during the rainy season,” said...
Scored pavement—or rumble strips—alert inattentive drivers to potential danger. These strips, typically applied on the shoulder or centerline, are proven to be an effective way to reduce accidents and save lives. Numerous studies also show a very high benefit-to-cost ratio for shoulder rumble...
A multifaceted approach to material handling helped a Pennsylvania bridge contractor overcome challenges associated with pulling decaying concrete slabs from a weight-restricted structure.   M.A. Beech Corp., based in Carnegie Borough, was tasked with demolishing the now-defunct Donora-Webster...
A Michigan bridge that went from four months to just four days in construction time.

A Michigan bridge that went from four months to just four days in construction time.

In 2013, the American Society of Civil Engineers conducted its latest comprehensive assessment of U.S. infrastructure systems. The results painted a grim picture, with the country earning a D+ grade. Along with the unsatisfactory score, the American Road & Transportation Builders Association...

Deployment and removal is easier, faster, safer with CRIB Cargo Carrier.

Distracted driving crashes are a prime factor in traffic fatalities and injuries. The National Highway Transportation Safety Association (NHTSA) reports that 3,179 people were killed and 431,100 injured on U.S. roadways in 2014 because of distracted driving. Those figures are comparable to the two...
The dramatic changes in Texas weather can create a wide range of maintenance issues for the Texas Department of Transportation (TXDOT). Wind, rain, heat and even droughts can create the immediate need to clear away vegetation, clean drainage canals or remove fallen or overgrown trees along roadways...

A completed riser project in Grand Rapids, Mich.

Founded in 1916, Rieth Riley Construction is a large paving firm, serving Indiana and Michigan with 30 asphalt plants. With that kind of paving volume, and a nearly century-long history, the firm has rigorously tested hundreds of infrastructure solutions, and the tools and techniques that make the...
A 31-mile stretch of I-70 near Richfield, Utah—from mile marker 18 to mile marker 49—was in serious need of repair. Two lanes in each direction of interstate concrete pavement had corner breaks, surface and joint spalls and panel-length cracking. In addition to heavy traffic, this area receives an...

All lanes of traffic remained open during construction of the Redi-Rock retaining walls, which are designed to install quickly and within a small footprint.

THE CHALLENGE In 2015, the Kentucky Transportation Cabinet (KYTC) began work on the multi-million-dollar New Circle Road widening project in Lexington. The scope of the project included nearly 3.2 miles of lane additions, shoulder widening, on-ramp and exit ramp realignment, and bridge widening...

GeoSpray geopolymer is applied to corrugated metal pipe.

In the border town of McAllen, Texas, dealing with storm water run-off is a challenge. For local municipalities, it is paramount to modify storm-water infrastructure to keep up with rapid growth, and handle large amounts of water when the weather rapidly fluctuates.   After a severe drought prior...

BoardWalk includes approach plates at curb and street levels. Modular edge castings provide guidance for use of canes and other walking devices.  

In our March 2014 Roads & Bridges Case of the Week, we featured Paul Peterson Co., Columbus, Ohio, and their efforts to help municipalities improve pedestrian safety in sidewalk work zones.   In that case study, we relayed why Peterson Co. deployed SafetyWall ADA-Compliant Pedestrian...
Overlay Init