Evergreen Point Floating Bridge

E63085

bridge floating bridge road bridge

The Evergreen Point Floating Bridge is a major floating bridge in the Seattle area that carries State Route 520 across Lake Washington, connecting Seattle to its eastern suburbs.

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AI illustration

All labels observed (7)

Label	Occurrences
Evergreen Point Floating Bridge canonical	10
1963 Evergreen Point Floating Bridge	1
520 floating bridge	1
Evergreen Point Floating Bridge (1963)	1
Lake Washington floating bridge (original bridge later named Lacey V. Murrow Memorial Bridge)	1
State Route 520 floating bridge (to the north across Union Bay)	1
original Evergreen Point Floating Bridge (1963)	1

How this entity was disambiguated

This entity first appeared as the object of triple T307033 — 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: Evergreen Point Floating Bridge
Context triple: [Puget Sound region, hasBridge, Evergreen Point Floating Bridge]

A. St. Johns Bridge
St. Johns Bridge is a historic steel suspension bridge in Portland, Oregon, noted for its striking Gothic-style towers and scenic span over the Willamette River.
B. Mark Twain Memorial Bridge
The Mark Twain Memorial Bridge is a highway bridge over the Mississippi River near Hannibal, Missouri, named in honor of the famed American author Mark Twain.
C. Bay Bridge
The Bay Bridge is a major suspension bridge complex in the San Francisco Bay Area that connects San Francisco and Oakland across San Francisco Bay.
D. Sagamore Bridge
Sagamore Bridge is a major highway bridge in Massachusetts that carries traffic over the Cape Cod Canal, serving as one of the primary gateways to Cape Cod.
E. Richmond–San Rafael Bridge
The Richmond–San Rafael Bridge is a major toll bridge in the San Francisco Bay Area that connects the cities of Richmond in the East Bay and San Rafael in Marin County.
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: Evergreen Point Floating Bridge
Target entity description: The Evergreen Point Floating Bridge is a major floating bridge in the Seattle area that carries State Route 520 across Lake Washington, connecting Seattle to its eastern suburbs.

A. St. Johns Bridge
St. Johns Bridge is a historic steel suspension bridge in Portland, Oregon, noted for its striking Gothic-style towers and scenic span over the Willamette River.
B. Mark Twain Memorial Bridge
The Mark Twain Memorial Bridge is a highway bridge over the Mississippi River near Hannibal, Missouri, named in honor of the famed American author Mark Twain.
C. Bay Bridge
The Bay Bridge is a major suspension bridge complex in the San Francisco Bay Area that connects San Francisco and Oakland across San Francisco Bay.
D. Sagamore Bridge
Sagamore Bridge is a major highway bridge in Massachusetts that carries traffic over the Cape Cod Canal, serving as one of the primary gateways to Cape Cod.
E. Richmond–San Rafael Bridge
The Richmond–San Rafael Bridge is a major toll bridge in the San Francisco Bay Area that connects the cities of Richmond in the East Bay and San Rafael in Marin County.
F. None of above. chosen

Statements (46)

Predicate	Object
instanceOf	bridge ⓘ floating bridge ⓘ road bridge ⓘ
alsoKnownAs	Evergreen Point Bridge ⓘ SR 520 Bridge ⓘ
carries	State Route 520 ⓘ
city	Seattle ⓘ
connects	Medina, Washington ⓘ Seattle ⓘ eastern suburbs of Seattle ⓘ
country	United States ⓘ linked to: United States of America
crosses	Lake Washington ⓘ Lake Washington Ship Canal system (waterway connection) ⓘ linked to: Lake Washington Ship Canal
design	pontoon bridge ⓘ
hasFeature	high-occupancy vehicle lanes ⓘ shared-use path for bicycles and pedestrians ⓘ transit priority infrastructure ⓘ
hasLane	eastbound lanes ⓘ westbound lanes ⓘ
hasPart	anchoring system ⓘ pontoons ⓘ roadway deck ⓘ
hasToll	yes ⓘ
hasType	floating pontoon bridge ⓘ
isOnRoute	SR 520 ⓘ linked to: Washington State Route 520
isPartOfProject	SR 520 Bridge Replacement and HOV Program ⓘ
locatedIn	King County, Washington ⓘ linked to: King County Seattle, Washington ⓘ linked to: Seattle, Washington, United States United States ⓘ linked to: United States of America Washington (state) ⓘ linked to: Washington
locatedNear	Laurelhurst neighborhood ⓘ Medina Evergreen Point neighborhood ⓘ Union Bay ⓘ
maintainedBy	Washington State Department of Transportation ⓘ
material	concrete ⓘ
namedAfter	Evergreen Point neighborhood in Medina ⓘ
opened	2016 ⓘ
partOf	Seattle metropolitan area transportation network ⓘ linked to: Seattle metropolitan area State Route 520 corridor ⓘ linked to: State Route 520
replaced	original Evergreen Point Floating Bridge (1963) ⓘ linked to: Evergreen Point Floating Bridge
replaces	older, structurally vulnerable floating bridge ⓘ
state	Washington ⓘ
usedFor	bicycle traffic ⓘ pedestrian traffic ⓘ public transit ⓘ vehicular traffic ⓘ

How these facts were elicited

Referenced by (16)

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

Puget Sound region → hasBridge → Evergreen Point Floating Bridge ⓘ

Lake Washington → crossedBy → Evergreen Point Floating Bridge ⓘ

Evergreen Point Floating Bridge → replaced → original Evergreen Point Floating Bridge (1963) ⓘ

linked to: Evergreen Point Floating Bridge

Montlake Cut → hasNearbyStructure → State Route 520 floating bridge (to the north across Union Bay) ⓘ

linked to: Evergreen Point Floating Bridge

State Route 520 → includesStructure → Evergreen Point Floating Bridge ⓘ

Washington State Route 520 → crossesVia → Evergreen Point Floating Bridge ⓘ

Washington State Route 520 → hasTollSection → Evergreen Point Floating Bridge ⓘ

Medina Evergreen Point neighborhood → adjacentTo → Evergreen Point Floating Bridge ⓘ

Evergreen Point neighborhood → adjacentTo → Evergreen Point Floating Bridge ⓘ

subject linked to: Evergreen Point neighborhood in Medina

Lacey V. Murrow → notableProject → Lake Washington floating bridge (original bridge later named Lacey V. Murrow Memorial Bridge) ⓘ

linked to: Evergreen Point Floating Bridge

Foster Island → adjacentTo → Evergreen Point Floating Bridge ⓘ

SR 520 Bridge → officialName → Evergreen Point Floating Bridge ⓘ

SR 520 Bridge → predecessor → 1963 Evergreen Point Floating Bridge ⓘ

linked to: Evergreen Point Floating Bridge

Evergreen Point Bridge → officialName → Evergreen Point Floating Bridge ⓘ

Evergreen Point Bridge → alsoKnownAs → 520 floating bridge ⓘ

linked to: Evergreen Point Floating Bridge

Evergreen Point Bridge → precededBy → Evergreen Point Floating Bridge (1963) ⓘ

linked to: Evergreen Point Floating Bridge

All labels observed (7)

How this entity was disambiguated Show

Statements (46)

How these facts were elicited Show

Referenced by (16)

How this entity was disambiguated

How these facts were elicited