Keller developed a liquid nitrogen ground freezing solution that allowed for safe access to inspect and repair the tunnel boring machine (TBM) cutter head that experienced mechanical failure during m...
Read MoreThe world’s longest and deepest underwater tunnel, which will connect Germany and Denmark, is currently under construction. Upon completion, the tunnel, with a total cost of €10 billion, will span 18...
Read MoreWhen subjected to wet and dry cycles, the claystone bedrock exhibited expansion and contraction, behaving like expansive clay. With the two levels of parking constructed below the water table, the De...
Read MoreThe new LRT line intersected beneath the existing Toronto Transit Commission (TTC) subway tunnel at the Yonge and Eglinton intersection. The support of the excavation (SOE) system had to be designed...
Read MoreIn the area of Chamiers Road in Chennai's Alwarpet district, the roof of the Sekhmet Bar collapsed on Thursday 28th of March, claiming the lives of three people. Unfortunately, the bar was open at th...
Read MoreOn February 20th, 2024, Bulgaria's Road Infrastructure Agency achieved a significant milestone with the opening of the Zheleznitsa tunnel. This new project marks a new era of transportation and conne...
Read MoreHave you ever wondered what goes on behind the scenes on a construction site? What about community engagement and how employees grow in their careers? And who can forget about those funny stories tha...
Read MoreThe Krishna Park project, located in a densely populated urban area, is part of the Delhi Metro Phase IV extension and includes structural design and construction of twin bore tunnels with cross pass...
Read MoreWhen unexpected movement and ground disturbance occurred following drilled shaft installation, Keller performed preventative grouting to keep the project on track. Chaplin is a new underground statio...
Read MoreThe South Shore Water Reclamation Facility on the coast of Long Island, New York, is undergoing a major upgrade to redirect treated effluent away from the Western Bays – where nitrogen-rich effluent...
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