US Bridges

RTE 907D over RTE I878 South Conduit

Fair

Queens County, New York · 1.3 MI W RTE 678+I78 · Structure no. 000000001075610

Built
1967
58 years old, rebuilt 2011
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
347 ft
3 main spans
Daily traffic
37,872
2019 count
Owner
State
State Highway Agency

About this bridge

RTE 907D over RTE I878 South Conduit is a steel continuous stringer/multi-beam or girder carrying RTE 907D over RTE I878 South Conduit in Queens County, New York. It was built in 1967 and reconstructed in 2011, so it is 58 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 37,872 vehicles a day, roughly 1% of them trucks, projected to reach 46,696 by 2041. The structure is 347 ft (105.8 m) long and 37 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE 907D
CrossesRTE I878 South Conduit
Location1.3 MI W RTE 678+I78
RouteState Highway 907D
Coordinates40.66454, -73.82722
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating36 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length347 ft (105.8 m)
Longest span135 ft (41.1 m)
Deck width37 ft (11.3 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic37,872 (2019)
Projected traffic46,696 by 2041
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesThird level (interchange)
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$10.9 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE 907D over RTE I878 South Conduit built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 2011.

What condition is RTE 907D over RTE I878 South Conduit 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 June 2024.

How much traffic does RTE 907D over RTE I878 South Conduit carry?

About 37,872 vehicles per day (2019 count), of which roughly 1% are trucks.

How long is RTE 907D over RTE I878 South Conduit?

The structure is 347 ft (105.8 m) long with a longest span of 135 ft (41.1 m) and a deck 37 ft wide.

Who owns RTE 907D over RTE I878 South Conduit?

It is owned by the State Highway Agency.