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Topsail Island (/ ˈtɑːpsɪl /, TOP-sill) is a 26-mile (41.8 km) long barrier island off the coast of North Carolina, roughly equidistant between the barrier islands of the Crystal Coast and the beaches of the Cape Fear region, lying south of Jacksonville, North Carolina and Camp Lejeune. The northeastern edge of the island is the New River ...
Hydrographic survey is the science of measurement and description of features which affect maritime navigation, marine construction, dredging, offshore wind farms, offshore oil exploration and drilling and related activities. Surveys may also be conducted to determine the route of subsea cables such as telecommunications cables, cables ...
The Unified Soil Classification System (USCS) is a soil classification system used in engineering and geology to describe the texture and grain size of a soil. The classification system can be applied to most unconsolidated materials, and is represented by a two-letter symbol. Each letter is described below (with the exception of Pt): If the ...
A bathymetric chart is a type of isarithmic map that depicts the submerged bathymetry and physiographic features of ocean and sea bottoms. [1] Their primary purpose is to provide detailed depth contours of ocean topography as well as provide the size, shape and distribution of underwater features. Topographic maps display elevation above ground ...
Ship stability. Ship stability is an area of naval architecture and ship design that deals with how a ship behaves at sea, both in still water and in waves, whether intact or damaged. Stability calculations focus on centers of gravity, centers of buoyancy, the metacenters of vessels, and on how these interact.
USS Pueblo (AGER-2) is a Banner -class environmental research ship, placed into service during World War II, then converted to a spy ship in 1967 by the United States Navy. She gathered intelligence and oceanographic information, monitoring electronic and radio signals from North Korea. On 23 January 1968, the ship was attacked and captured by ...
A nautical chart or hydrographic chart is a graphic representation of a sea region or water body and adjacent coasts or banks. Depending on the scale of the chart, it may show depths of water (bathymetry) and heights of land (topography), natural features of the seabed, details of the coastline, navigational hazards, locations of natural and ...
A construction crew was working on a drainage improvement project in St. Augustine, which is Florida’s oldest city, in early October when workers unearthed a wooden shipwreck, archaeologists said.