Veteran tunneling professional brings extensive experience in the underground engineering realm for transportation and infrastructure  AUSTIN, Texas – Sotirios Vardakos, PE, PhD, has joined HNTB Corporation as a national tunnel…

HNTB’s growing tunnel team is working on many of the nation’s most complex and innovative tunnel projects NEW YORK– Ana Maria Ruiz Jimenez, Ph.D., joined HNTB Corporation’s national tunnel practice…

HNTB’s growing tunnel team is working on many of the nation’s most complex and innovative tunnel projects BELLEVUE, Wash. – Robert Wallner joined HNTB Corporation’s national tunnel practice as principal…