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September 30, 2020

HNTB Corp.

Wallner

In Bellevue, Robert Wallner joined HNTB Corp.'s national tunnel practice as principal engineer and director, tunnels and underground structures. Wallner has over 25 years of experience that includes design and construction supervision of foundation and underground projects in soil and rock using sequential excavation method, tunnel boring machine and cut-and-cover methods. He also has experience in quality assurance and quality control, material testing, and verification and validation of systems for compliance with various standards and specifications. He was in project leadership roles for another consulting firm on California and Taiwan high speed rail projects, Sound Transit Beacon Hill Station and the Caltrans Caldecott – 4th Bore project. He was resident technical engineer on the Transport for London Crossrail project. HNTB is an infrastructure firm.




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