US Bridges

Astoria Boulevard over RTE I278 RTE I278 47th

Poor

Queens County, New York · 1 MI NW JCT I278 & SH 25A · Structure no. 000000002230810

Built
1941
84 years old
Condition
Poor
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
171 ft
4 main spans
Daily traffic
20,013
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Astoria Boulevard over RTE I278 RTE I278 47th is a steel stringer/multi-beam or girder carrying Astoria Boulevard over RTE I278 RTE I278 47th in Queens County, New York. It was built in 1941, so it is 84 years old, older than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 20,013 vehicles a day, roughly 6% of them trucks, projected to reach 20,107 by 2041. The structure is 171 ft (52.1 m) long and 48 ft wide.

CarriesAstoria Boulevard
CrossesRTE I278 RTE I278 47th
Location1 MI NW JCT I278 & SH 25A
RouteCity Street 0
Coordinates40.76752, -73.90425
Functional classUrban Other Principal Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment7: Better than present minimum criteria
Operating rating81.2 US tons
Inventory rating36 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length171 ft (52.1 m)
Longest span56 ft (17 m)
Deck width48 ft (14.7 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,013 (2020)
Projected traffic20,107 by 2041
Trucks6%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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$9.6 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Astoria Boulevard over RTE I278 RTE I278 47th built?

It was built in 1941, making it 84 years old in 2025.

What condition is Astoria Boulevard over RTE I278 RTE I278 47th in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2023.

How much traffic does Astoria Boulevard over RTE I278 RTE I278 47th carry?

About 20,013 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is Astoria Boulevard over RTE I278 RTE I278 47th?

The structure is 171 ft (52.1 m) long with a longest span of 56 ft (17 m) and a deck 48 ft wide.

Who owns Astoria Boulevard over RTE I278 RTE I278 47th?

It is owned by the City or Municipal Highway Agency.