Ray Krizek of Northwestern University delivered the 42nd Terzaghi Lecture at Geo-Congress 2006 in Atlanta, GA. His lecture was titled "Dredged Material: Friend or Foe?" This version of the lecture was recorded November 9, 2007 at Texas A&M University. This lectureship was established by the Soil Mechanics and Foundations Division (now the Geo-Institute) of the Society by the solicitation of gifts from the many friends and admirers of Karl Terzaghi, Hon.M.ASCE. It was instituted by the Board of Direction on October 10, 1960. At about yearly intervals and upon recommendation of the Geo-Institute Board of Governors, the Executive Director will invite a distinguished engineer to deliver a "Terzaghi Lecture" at an appropriate meeting of the Society. Karl Terzaghi founded the branch of civil Show more