Structural Strengthening

Vine Street Expressway Philadelphia
Article October 04, 2018
Philadelphia’s Vine Street Expressway, part of I-676, is a 1.75-mile limited-access highway traveling east-west across the northern edge of the city’s central business district.   The expressway connects I-95 and I-76, and was designed to easily move traffic between the surrounding counties in...
Delaware DOT settles lawsuit with four firms over I-495 bridge repairs
News April 10, 2018
Following months of negotiations, the Delaware Department of Transportation (DelDOT) has tentatively settled a legal battle that sprung from a months-long emergency shutdown of I-495 outside of Wilmington in 2014.   DuPont and three other companies have agreed to pay an as-yet undisclosed amount to...
bridge repair
News January 08, 2018
Recently introduced legislation in the U.S. Senate that would provide $75 billion over a decade into a new competitive grant program for repairing the nation’s structurally deficient bridges has received overwhelming support from groups representing road builders and civil engineers.   The Bridge...
Angus L. Macdonald

Photographer: Lynn Fergusson

Article November 01, 2017
For Halifax, Nova Scotia, the Angus L. Macdonald Bridge has been an iconic structure for more than 60 years. Years that, as the bridge spans an occasionally rough and always popular Atlantic waterway (Halifax Harbour), had taken a significant toll. As noted in our May 2017 issue (“A new life for...
Boyers Mill
Article November 01, 2017
Private lake. Crucial drinking water source. Popular recreation area. Restricted homeowners association lacking a degree of pedestrian mobility.   And in the middle of it a bridge past its service life. For Frederick County, Md., it was an opportunity to do something never before done in the state...
Lesner Bridge
Article November 01, 2017
The scenic north shore region of Virginia Beach, Va., is a popular location for locals and summer vacationers.   The main east-west thoroughfare in this area is Shore Drive (Rte. 60), seeing an average of 40,000 travelers per day. Along Shore Drive are two bridges constructed in 1958 and 1967,...
NJ Parkway
Article November 01, 2017
With the recent completion of the Garden State Parkway realignment over Rte. 17 in Paramus, N.J., the New Jersey Turnpike Authority (NJTA) continues to upgrade the historic, 172-mile Garden State Parkway (GSP) to improve operations and safety.   The $68 million improvements to I-163, a partial...
Bent 1 cap demo

The pier replacement was a success on Bent 1 of Ramp C on the Brooklyn Bridge.

Article November 01, 2017
The sustained focus on rebuilding our transportation infrastructure is accompanied by an objective that rivals controlling project costs: Keep the traffic in motion.   At Ramp C to the Brooklyn Bridge, an innovative temporary support system was engineered to enable replacement of failing concrete...
Top Road No. 1 2017
Article October 05, 2017
Noted transportation author and UC-Berkeley professor Robert Cervero once wrote, “Planning of the automobile city focuses on saving time. Planning for the accessible city, on the other hand, focuses on time well spent.”   This statement stands well as a philosophical and operational treatise for...
Top Road No. 4 2017
Article October 05, 2017
Reducing delivery time on a major road project by 17 years was not a reality the team at the Ohio Department Transportation (ODOT) thought could ever be achievable. That is, until they entered into their first public-private partnership (P3) to complete the 16-mile-long bypass of Portsmouth known...
UAV bridge inspection
Article October 05, 2017
Drones. Unmanned Aerial Systems (UAS). Unmanned Aerial Vehicles (UAV). Regardless of how they are referred, these highly versatile machines continue to gain traction, expanding beyond recreational use into commercial applications.   The civil engineering industry is a leader, exploring uses for the...
Anthony Henday
Article October 05, 2017
Four years of detours, traffic snarls, varying speed limits, and stop-and-start driving has come to an end for drivers in Edmonton, Alberta, Canada, with the completion of the northeast stretch of Anthony Henday Drive.   The northeast segment is the final leg of Edmonton’s transportation ring road...
Veer Kunwar Singh Bridge
Article September 07, 2017
The new Veer Kunwar Singh Bridge, formerly known as the Arrah-Chhapra Bridge, opened to traffic in June 2017 and connects the rapidly growing cities of Arrah and Chhapra in the northeastern Indian state of Bihar.   The bridge has a total length of 4.35 km, 1.96 km of which is composed of back-to-...
California I-110
Article September 07, 2017
It was all cracks . . . not a breakthrough. There was nothing uncovered about the top seven bridges on the American Road & Transportation Builders Association’s (ARTBA) Most Traveled U.S. Structurally Deficient Bridges, 2016, list. Nor did it require any real innovation to remedy.   The bridge...
Poinciana Parkway
Article September 07, 2017
Early in 2017, the Osceola County Expressway Authority (OCX) and the residents of Poinciana, Fla., celebrated the completion of the new, 10-mile-long Poinciana Parkway.   The parkway is a limited-access toll road that connects north-central Osceola County to Polk County, and enables the community...
Full deck replacement of historic Halifax suspension bridge is a marvel
Article May 02, 2017
The city of Halifax, Nova Scotia, a maritime province of Canada, is an oft-overlooked, but historically dynamic community, with its foggy inlets described by the writer Howard Norman as inspiring a “sudden noir of the mind.”   This peninsular city is fronted on three sides by bodies of water, the...
County bridge management in Ohio boosts safety
Article May 02, 2017
As our nation’s infrastructure ages, emphasis is placed on the inspection and remediation of bridges. These bridges are travelled by school buses, family cars and pedestrians every day. How do engineers and county officials work together to ensure the safety of these travelers?   In Licking County...
Winona span latest to benefit from I-35W legislation
Article May 02, 2017
When the I-35W Mississippi River Bridge collapsed tragically in Minneapolis in 2007, the state’s legislature wasted no time in passing legislation in 2008 for a 10-year Bridge Replacement Program focused on bridges classified as either structurally deficient or fracture critical.   According to...
The northwestern portion of the Viaduct crosses the Los Angeles River, the Los Angeles River Greenway Trail and Riverside Drive. The PVC shrink-wrap contains the blasting media and byproducts.

The northwestern portion of the Viaduct crosses the Los Angeles River, the Los Angeles River Greenway Trail and Riverside Drive. The PVC shrink-wrap contains the blasting media and byproducts.

Article May 02, 2017
While “blast and paint” rolls off the tongue easily, providing access to the underside of the Elysian Viaduct Bridge for rehabilitation work is anything but easy.   In fact, as the original bridge construction project neared completion, the September-October 1961 issue of the Official Journal of...
Cable dehumidification makes a push in the U.S.
Article April 03, 2017
When inspections of Maryland’s William Preston Lane Jr. Memorial Bridge, also known as the Bay Bridge, revealed that conventional cable corrosion protection systems in both eastbound and westbound spans were no longer effective, the Maryland Transportation Authority (MDTA) took a proactive approach...
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