PHILADELPHIA: Philly Shipyard Inc. (FRA: 65I), the sole operating subsidiary of Philly Shipyard ASA (OSE: PHLY), has won a contract from Great Lakes Dredge & Dock Company, the nation’s leading dredging company, to construct one Jones Act-compliant Subsea Rock Installation Vessel – the first such ship to enter the U.S. market. Great Lakes retains a…