Queen’s researcher develops new sensor which provides early warning of bridge damage
A new prototype sensor that provides an early warning signal if a bridge is at risk of scour – the number one cause of bridge collapse globally – has been developed by a Queen’s University Belfast researcher. Scour is erosion of riverbeds and banks, which can cause major bridge structural failure problems. Dr Myra Lydon has been working on a sensor since last year to tackle the problem. An initial prototype senor has been developed in partnership with Somni Solutions Ltd and testing has now...
Bridge section installed to precise schedule
The bridge had both a transverse and longitudinal slope. Innovative equipment and specialist know-how get traffic moving again on time The Rhine Bridge in Leverkusen is a heavily frequented section of Germany's A1 highway. In order to adapt the bridge to increasing traffic volumes, it will be replaced with a new eight-lane structure. SEH Engineering GmbH contracted Mammoet to move one bridge section to the installation position. Due to its weight of around 1,100t and dimensi...
HDR Expert Explains Rope Access Inspection's Impact on Bridge Asset Management and Design
OMAHA, Neb. — Regular bridge inspections are critical to keeping structures in good condition, and rope access inspections provide a valuable option for owners as they perform this vital asset management. These inspections can be less invasive than conventional methods and are sometimes the only option for bridges that are older, more remote or those with weight limits. In the latest interview from HDR’s Experts Talk series, Erin O’Malley, P.E., shares why bridge owners turn to rope access in...
Gerald Desmond Bridge Officially Retired
With the Gerald Desmond Bridge in the background, Gerald Desmond Jr., Desmond family members Eileen Bryson and Margaret Bomberg, and Long Beach Mayor Robert Garcia, from left, mark the official retirement of the Gerald Desmond Bridge at a ceremony in the Port of Long Beach on Saturday Span served Port, City and region for more than 50 years The Gerald Desmond Bridge, a critical transportation corridor that served the Port of Long Beach for more than 50 years, was officially retired in a spe...
HDR’s Latest Experts Talk Explains How to Incorporate Sustainability into Bridge Design
Collaboration on the St. Croix Crossing bridge led to a design that reduced the number of towers in the St. Croix River, a federally designated Wild and Scenic Riverway. OMAHA, Neb. — As communities look for ways to be more sustainable and an influx of federal funding that includes new sustainability requirements, now is a good time for owners to review their bridge design process. From planning to concrete selection to construction methods, sustainability can be incorporated into the del...
Acrow’s Modular Steel Bridges Help Restore Transportation Infrastructure in Northeast Italy
Acrow Bridge - Alps Italy Permanent and temporary installations will assist in reconnecting communities impacted by extreme weather (Parsippany, New Jersey) – Acrow, a leading international bridge engineering and supply company, announced today that two of its modular steel structures have been installed in Northeast Italy to support efforts to reconstruct critical transportation links damaged by an extreme wind event. In late October 2018, Northeast Italy was hit by devastating...
Revisions for Press-Brake-Formed Steel Tub Girder Bridges to be Included in AASHTO Specifications
Karl Barth, Ph.D., West Virginia University, conducted extensive research on the PBTG system. The Short Span Steel Bridge Alliance (SSSBA) has initiated revisions affecting the use of press-brake-formed steel tub girder (PBTG) bridges that will be included in the 10th edition of the AASHTO LRFD Bridge Design Specifications, which will be published in 2023. The Specifications employ Load and Resistance Factor Design (LRFD) methodology for use in the design, evaluation and rehabilitatio...
Mabey Bridge designs and supplies long-span Delta bridge to support sustainable development and economic growth in Pakistan’s Khyber Pakhtunkhwa province
LYDNEY, United Kingdom, 7 April, 2021 - Mabey Bridge, the international modular bridging specialist and an Acrow Group company, noted today one of its Delta™ bridges has been installed in the village of Singur, District Chitral, in the province of Khyber Pakhtunkhwa in Pakistan. Constructing this new permanent bridge in District Chitral was one of the projects included in several recent government economic development initiatives, including the Chitral Economic Zone, which is expected to facilit...
Woolpert, Righter Co. Receive ABCD Special Purpose Bridge Award for Mohican Cable Pedestrian Bridge
The 120-foot-long suspension bridge, commissioned by the Ohio Department of Natural Resources, was honored by the ABCD Ohio Chapters. MONTGOMERY, Ohio — The Association for Bridge Construction and Design Ohio Chapters awarded the Mohican Cable Pedestrian Bridge its 2021 Ohio Special Purpose Bridge Award last night in Montgomery, Ohio. The suspension bridge was a $840,000 design-build project commissioned by the Ohio Department of Natural Resources and executed by Woolpert and The Righter Co....
Connecticut Bridge Wins Top NSBA Prize
CHICAGO - The I-91 Interchange 29 Exit Ramp Flyover Bridge in Hartford, Conn., is the 2022 Bridge of the Year! The National Steel Bridge Alliance and participants of last week's World Steel Bridge Symposium in Denver selected the 880-ft. bridge for the top honor in NSBA's Prize Bridge Awards program. This is the first year NSBA has presented the Bridge of the Year Award. "It's fitting that the inaugural Bridge of the Year Award goes to a first-of-its-kind project," said NSBA Senior Directo...
Stormwater Interview with Robert Page, P.E., Vice President, HNTB
Santa Barbara County North Branch Jail Expansion
February Issue 2026
