Seismic protection

08 Apr 25

Contract awarded for Manila highway bridges

Philippines government agrees contract for seismic reinforcement project.
03 Apr 25

USA earthquake-ready project delayed by funding woes

Authorities remain committed to bridge that can withstand a major quake.
27 Mar 25

US DOT awards US$5 million contract for seismic research

Earthquake engineering department gets new contract.
13 Mar 25

Restoration report on Italy’s 184m high road bridge

1985 engineering masterpiece gets reinforcement makeover.
04 Dec 24

Californian city awards US$45.4 million contract for seismic retrofit

Extensive retrofit will improve seismic resilience and accessibility for active travel.
08 Nov 24

High-risk design

The design of a major highway bridge in one of the most seismically active regions of the world has resulted in highly unusual detailing. José Luis Seguel and Claudio Morales Quiroga report from Chile.
17 Sep 24

Design approved for USA earthquake-ready bridge

Inverted Y tower cable-stay option selected for Burnside Bridge.
19 Feb 24

Long-awaited seismic replacement approaches funding goal

Two thirds of the total cost to replace a century-old key US bridge secured.

13 Feb 24

Contract awarded for seismic retrofit of historic California bridge

Historic steel bridge in California will be retrofitted to meet modern design standards.
12 Dec 23

Seismic bridge testing yields stunning results

New Zealand researchers use decommissioned concrete bridge to gain earthquake insights.
09 Nov 23

Contractors selected for earthquake-ready bridge

Joint venture to build new bridge designed to withstand seismic activity.
15 Aug 23

City on a seismic fault seeks cash for lifeline bridge

Lottery funding for earthquake resilience of key Portland, Oregon, USA, bridge
21 Feb 23

Ready to take flight

Two highway bridges under construction in Japan’s largest island of Honshu reveal some of the varied and sophisticated design and construction methodologies exacted by their wild and rugged surroundings. José María Sánchez de Muniáin writes
05 Dec 22

Shaken, not stirred

Mitigating damage caused by unseating during the strongest earthquakes is one of the motivating factors behind a recent seismic retrofit in Japan. Khalifa Bokhammas reports
06 Jul 21

New Zealand researchers develop quake-resistant bridge design

Researchers at the University of Canterbury (UC) in New Zealand have developed a design of bridge that they claim would yield little to no damage if hit by a strong earthquake.

15 Apr 21

Seismic upgrades planned for seven Oregon bridges

Seven bridges are to be given seismic upgrades as part of a resiliency plan spearheaded by the US state of Oregon.

31 Jul 20

Over to you

Asking readers to name the innovation that they believed had had the most impact on the bridge industry in the last 25 years was always going to lead to a variety of responses — but there was a clear winner.
24 Mar 20

Utah completes post-quake bridge inspections

Crews working for Utah Department of Transportation in the USA have completed inspections of 520 bridges in the zone affected by an earthquake last week.

10 Dec 19

Sydney research team advocates anchors to produce quake-resistant bridges

Researchers from the University of Technology Sydney in Australia have developed an application using ground anchors to protect bridges against earthquakes.

25 Nov 19

Designs on greatness

With the two caissons for the main towers successfully lowered into place on the seabed in May this year, the consortium responsible for designing and building what will be the world’s longest suspension bridge is now focussed on progressing the substructure and tower construction in the months ahead. Helena Russell reports

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