Chain Bridge (Potomac River)

E496394

bridge pedestrian bridge

Chain Bridge is a historic vehicular and pedestrian bridge spanning the Potomac River between Washington, D.C., and Virginia, known for its strategic location and multiple reconstructions since the early 19th century.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (3)

Label	Occurrences
Chain Bridge (Potomac River) canonical	1
Chain Bridge over the Potomac River	1
Chain Bridge, Washington, D.C.	1

How this entity was disambiguated

This entity first appeared as the object of triple T4832780 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Chain Bridge (Potomac River)
Context triple: [Potomac River crossings toward Washington, D.C., hasComponent, Chain Bridge (Potomac River)]

A. Arlington Memorial Bridge
Arlington Memorial Bridge is a historic Neoclassical span across the Potomac River in Washington, D.C., symbolically linking the Lincoln Memorial with Arlington National Cemetery.
B. Union Bridge, Maryland
Union Bridge, Maryland is a small historic town in Carroll County known for its railroad heritage and rural community character.
C. Frederick Douglass Memorial Bridge
The Frederick Douglass Memorial Bridge is a major vehicular and pedestrian bridge in Washington, D.C., named in honor of abolitionist Frederick Douglass and serving as a key gateway into the city.
D. Chesapeake Bay Bridge
The Chesapeake Bay Bridge is a major dual-span suspension bridge in Maryland that carries U.S. Route 50/301 across the Chesapeake Bay, linking Maryland’s eastern and western shores.
E. Sagadahoc Bridge
The Sagadahoc Bridge is a highway bridge spanning the Kennebec River in Maine, carrying U.S. Route 1 between the cities of Bath and Woolwich.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Chain Bridge (Potomac River)
Target entity description: Chain Bridge is a historic vehicular and pedestrian bridge spanning the Potomac River between Washington, D.C., and Virginia, known for its strategic location and multiple reconstructions since the early 19th century.

A. Arlington Memorial Bridge
Arlington Memorial Bridge is a historic Neoclassical span across the Potomac River in Washington, D.C., symbolically linking the Lincoln Memorial with Arlington National Cemetery.
B. Union Bridge, Maryland
Union Bridge, Maryland is a small historic town in Carroll County known for its railroad heritage and rural community character.
C. Frederick Douglass Memorial Bridge
The Frederick Douglass Memorial Bridge is a major vehicular and pedestrian bridge in Washington, D.C., named in honor of abolitionist Frederick Douglass and serving as a key gateway into the city.
D. Chesapeake Bay Bridge
The Chesapeake Bay Bridge is a major dual-span suspension bridge in Maryland that carries U.S. Route 50/301 across the Chesapeake Bay, linking Maryland’s eastern and western shores.
E. Sagadahoc Bridge
The Sagadahoc Bridge is a highway bridge spanning the Kennebec River in Maine, carrying U.S. Route 1 between the cities of Bath and Woolwich.
F. None of above. chosen

Statements (44)

Predicate	Object
instanceOf	bridge ⓘ pedestrian bridge ⓘ
carries	pedestrian traffic ⓘ vehicular traffic ⓘ
connects	Arlington County, Virginia ⓘ linked to: Arlington County Washington, D.C. ⓘ
crosses	Potomac River ⓘ
function	river crossing between Washington, D.C., and Virginia ⓘ
hasAccessRoad	Canal Road NW (Washington, D.C.) ⓘ linked to: Canal Road NW Chain Bridge Road (Virginia) ⓘ
hasAlternativeName	Chain Bridge over the Potomac River ⓘ linked to: Chain Bridge (Potomac River)
hasBeenReconstructed	multiple times since early 19th century ⓘ
hasHistoricalSignificance	early 19th-century infrastructure ⓘ strategic river crossing ⓘ
hasLaneType	two-lane roadway ⓘ
hasPedestrianFacility	sidewalk for pedestrians ⓘ
hasPredecessor	earlier wooden bridges at same site ⓘ early chain suspension bridge at same site ⓘ
hasRoleIn	regional emergency and evacuation routes ⓘ
hasStrategicLocation	northernmost road crossing of the Potomac River within Washington, D.C. ⓘ
hasType	steel and concrete bridge (current structure) ⓘ
hasViewOf	Potomac River gorge near Little Falls ⓘ linked to: Potomac Gorge
isImportantFor	connectivity between Northwest Washington and Northern Virginia suburbs ⓘ
isOnBoundaryBetween	Commonwealth of Virginia ⓘ District of Columbia ⓘ
isPartOf	crossings of the Potomac River ⓘ
isSubjectOf	local historic preservation interest ⓘ
locatedIn	Virginia ⓘ Washington, D.C. ⓘ
locatedNear	Little Falls of the Potomac River ⓘ
locatedNorthwestOf	Georgetown, Washington, D.C. ⓘ
maintainedBy	District of Columbia transportation authorities ⓘ linked to: District of Columbia Department of Transportation
namedAfter	chain suspension design of an earlier bridge ⓘ
near	Arlington’s Chain Bridge Forest area ⓘ C&O Canal National Historical Park (on Maryland side of Potomac River) ⓘ linked to: C&O Canal George Washington Memorial Parkway ⓘ Palisades neighborhood of Washington, D.C. ⓘ linked to: Palisades, Washington, D.C.
partOf	regional transportation network of Washington metropolitan area ⓘ
replaced	earlier chain suspension bridge destroyed or damaged multiple times ⓘ
situatedUpstreamOf	Francis Scott Key Bridge ⓘ linked to: Francis Scott Key Bridge (Baltimore) Key Bridge (Potomac River) ⓘ
subjectTo	flood risks of the Potomac River ⓘ
usedFor	commuter traffic ⓘ local access between Washington, D.C., and Arlington ⓘ

How these facts were elicited

Referenced by (3)

Full triples — surface form annotated when it differs from this entity's canonical label.

Potomac River crossings toward Washington, D.C. → hasComponent → Chain Bridge (Potomac River) ⓘ

Clara Barton Parkway → terminusEast → Chain Bridge, Washington, D.C. ⓘ

linked to: Chain Bridge (Potomac River)

Chain Bridge (Potomac River) → hasAlternativeName → Chain Bridge over the Potomac River ⓘ