US Bridges

Douglaston Pkwy over LIRR Port Wash Br

Fair

Queens County, New York · In Douglaston · Structure no. 000000002247170

Built
1929
96 years old, rebuilt 1982
Condition
Fair
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
106 ft
3 main spans
Daily traffic
5,608
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

Douglaston Pkwy over LIRR Port Wash Br is a prestressed concrete box beam or girders - multiple carrying Douglaston Pkwy over LIRR Port Wash Br in Queens County, New York. It was built in 1929 and reconstructed in 1982, so it is 96 years old, older than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 5,608 vehicles a day, roughly 3% of them trucks, projected to reach 11,004 by 2041. The structure is 106 ft (32.3 m) long and 60 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesDouglaston Pkwy
CrossesLIRR Port Wash Br
LocationIn Douglaston
RouteCity Street 0
Coordinates40.76896, -73.74824
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating70 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length106 ft (32.3 m)
Longest span40 ft (12.1 m)
Deck width60 ft (18.3 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,608 (2018)
Projected traffic11,004 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$5.2 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Douglaston Pkwy over LIRR Port Wash Br built?

It was built in 1929, making it 96 years old in 2025. It was reconstructed in 1982.

What condition is Douglaston Pkwy over LIRR Port Wash Br in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2024.

How much traffic does Douglaston Pkwy over LIRR Port Wash Br carry?

About 5,608 vehicles per day (2018 count), of which roughly 3% are trucks.

How long is Douglaston Pkwy over LIRR Port Wash Br?

The structure is 106 ft (32.3 m) long with a longest span of 40 ft (12.1 m) and a deck 60 ft wide.

Who owns Douglaston Pkwy over LIRR Port Wash Br?

It is owned by the City or Municipal Highway Agency.