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140 enlisted [1][2] Armament. MK-48 torpedoes. 20 × Trident II D-5 ballistic missiles. USS Pennsylvania (SSBN-735) is a nuclear -powered, United States Navy Ohio -class ballistic missile submarine that has been in commission since 1989. She is the fourth ship of the United States Navy to be named for the Commonwealth of Pennsylvania.
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 ...
USS Pennsylvania (BB-38) was the lead ship of the Pennsylvania class of super-dreadnought battleships built for the United States Navy in the 1910s. The Pennsylvanias were part of the standard-type battleship series, and marked an incremental improvement over the preceding Nevada class, carrying an extra pair of 14-inch (356 mm) guns for a total of twelve guns.
A taxonomy is an arrangement in a systematic manner; the USDA soil taxonomy has six levels of classification. They are, from most general to specific: order, suborder, great group, subgroup, family and series. Soil properties that can be measured quantitatively are used in this classification system – they include: depth, moisture ...
Pennsylvania Spatial Data Access (PASDA), the official public geospatial data clearinghouse for the Commonwealth of Pennsylvania marked its 18th year in 2014. PASDA, which has grown from a small website offering 35 data sets in 1996 to the expansive user-centered data clearinghouse that it is today, has become a staple of the GIS community in Pennsylvania.
The following are the names of the vessels which were destroyed: Pennsylvania, 74 gun-ship; steam-frigate Merrimac, 44 guns; sloop-of-war Germantown, 22 guns; sloop Plymouth, 22 guns; frigate Raritan, 45 guns; frigate Columbia, 44 guns; Delaware, 74 gun-ship; Columbus, 74 gun-ship; United States, in ordinary; brig Dolphin, 8 guns; and the ...
Following is a list of dams and reservoirs in Pennsylvania. All major dams are linked below. The National Inventory of Dams defines any "major dam" as being 50 feet (15 m) tall with a storage capacity of at least 5,000 acre-feet (6,200,000 m 3 ), or of any height with a storage capacity of 25,000 acre-feet (31,000,000 m 3 ).
The top plate illustrates the tectonic setting for the sediments of Pennsylvania. This section is characterized by the metamorphic rocks that provide much of the bedrock for this area. The oldest exposed rocks in Pennsylvania are found here and consist of the Baltimore Gneiss. [8] These rocks have a complex history and a vast array of different ...