Maryland Route 509 (MD 509) is a
state highway
A state highway, state road, or state route (and the equivalent provincial highway, provincial road, or provincial route) is usually a road that is either ''numbered'' or ''maintained'' by a sub-national state or province. A road numbered by a ...
in the
U.S. state
In the United States, a state is a constituent political entity, of which there are 50. Bound together in a political union, each state holds governmental jurisdiction over a separate and defined geographic territory where it shares its sover ...
of
Maryland
Maryland ( ) is a state in the Mid-Atlantic region of the United States. It shares borders with Virginia, West Virginia, and the District of Columbia to its south and west; Pennsylvania to its north; and Delaware and the Atlantic Ocean to ...
. Known for most of its length as Governor Run Road, the state highway runs from
MD 2/
MD 4 east to a dead end at the
Chesapeake Bay
The Chesapeake Bay ( ) is the largest estuary in the United States. The Bay is located in the Mid-Atlantic (United States), Mid-Atlantic region and is primarily separated from the Atlantic Ocean by the Delmarva Peninsula (including the parts: the ...
within
Port Republic. MD 509 was constructed east from what is now
MD 765 in the early 1930s. The highway was extended west to MD 2/MD 4 in the early 1980s.
Route description
MD 509 begins at an intersection with Solomons Island Road, a four-lane divided highway that carries the
concurrency
Concurrent means happening at the same time. Concurrency, concurrent, or concurrence may refer to:
Law
* Concurrence, in jurisprudence, the need to prove both ''actus reus'' and ''mens rea''
* Concurring opinion (also called a "concurrence"), a ...
of MD 2/MD 4, in Port Republic. The state highway heads north along an unnamed two-lane undivided road to MD 765 (St. Leonard Road). The two state highways run concurrently southeast along St. Leonard Road for a short distance before MD 509 splits east onto Governor Run Road. The highway heads east as a two-lane undivided road through a forested area split by a trio of transmission lines that extend north from the
Calvert Cliffs Nuclear Power Plant
The Calvert Cliffs Nuclear Power Plant (CCNPP) is a nuclear power plant located on the western shore of the Chesapeake Bay near Lusby, Calvert County, Maryland in the Mid-Atlantic United States. It is the only nuclear power plant in the state o ...
. Near its eastern terminus, MD 509 intersects Kenwood Beach Road, which serves the beach community of Kenwood Beach. After crossing Governor Run, the state highway reaches its eastern terminus at a dead end just west of the Chesapeake Bay shoreline.
Though the portion of the highway between MD 2/MD 4 and the St. Leonard Road/Governor Run Road intersection is signed MD 509, it is officially designated MD 765B and MD 765 by the MDSHA.
History
MD 509 was constructed east from MD 2 (now MD 765) to the bay by 1933.
The MD 2/MD 4 divided highway was constructed around 1981; the western extension of MD 509 was built by 1985.
Junction list
See also
*
References
External links
{{Attached KML, display=title,inline
MDRoads: MD 509
509
Maryland Route 509