Jul 28, 2020 PDF Version OAK BROOK, Ill., July 28, 2020 (GLOBE NEWSWIRE) — Great Lakes Dredge & Dock Corporation (“Great Lakes”) (NASDAQ:GLDD), the largest provider of dredging services in the United States announced the signing of a subcontract with Bechtel Oil, Gas and Chemicals, Inc., (“Bechtel”). Bechtel is the Engineering, Procurement & Construction (EPC) contractor for the Train 6 and Third