630.574.3000 info@gldd.com HOME OUR COMPANY PROJECTS SAFETY INVESTORS MEDIA CAREERS CONTACT NAGS HEAD 1234 PROJECT DETAILS PROJECT CLIENT Town of Nags Head, North Carolina CONSULTANT Coastal Science and Engineering DREDGE QUANTITY 4.6 million cubic yards VESSEL TYPE Trailing Suction Hopper and Cutter Suction Dredge DREDGES WORKED Liberty Island, Dodge Island & Padre Island & Texas ABOUT THIS PROJECT This large-scale beach renourishment project involved placing approximately 4.6 million cubic yards of sand on a 10-mile stretch of Nags Head beach on the Outer Banks of North Carolina. Sand was dredged from two offshore borrow areas located between two and seven miles from the beach fill area. At completion, the Nags Head beachfront was widened by approximately 50 feet to 150 feet with a berm elevation of +6 feet at peak height. This was the first hopper pumpout project where Great Lakes utilized the mooring ‘cube’. GLDD Projects All Coastal Protection Coastal Restoration Inland Dredging International Ports and Harbors 1234Next GLDD is North America’s dredging industry leader, the largest provider of marine dredging, and the only U.S. company with substantial overseas operations. GLDD owns and operates a diverse dredging fleet comprised of numerous specialized maritime vessels, and operates marine yards in five locations nationwide.  Headquarters: 9811 Katy Freeway, Suite 1200 Houston, TX 77024  Phone: 346-359-1010  Email: info@gldd.com © 2021 Great Lakes Dredge & Dock Company, LLC. All rights reserved.

630.574.3000 info@gldd.com HOME OUR COMPANY PROJECTS SAFETY INVESTORS MEDIA CAREERS CONTACT PIERHEAD CHANNEL 12 PROJECT DETAILS PROJECT CLIENT Caldwell Marine International DREDGE QUANTITY 60,000 cubic yards VESSEL TYPE Clamshell Dredge DREDGES WORKED No. 54 ABOUT THIS PROJECT This project involved dredging approximately 60,000 cubic yards of material with upland disposal. Great Lakes utilized the Clamshell Dredge No. 54 to excavate a utility trench for the installation of a high voltage electric power cable. GLDD Projects All Coastal Protection Coastal Restoration Inland Dredging International Ports and Harbors 1234Next GLDD is North America’s dredging industry leader, the largest provider of marine dredging, and the only U.S. company with substantial overseas operations. GLDD owns and operates a diverse dredging fleet comprised of numerous specialized maritime vessels, and operates marine yards in five locations nationwide.  Headquarters: 9811 Katy Freeway, Suite 1200 Houston, TX 77024  Phone: 346-359-1010  Email: info@gldd.com © 2021 Great Lakes Dredge & Dock Company, LLC. All rights reserved.