US Bridges

RTE I678 over Relief

Poor

Queens County, New York · JCT I495 & I678 · Structure no. 00000000105578I

Built
1963
62 years old
Condition
Poor
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
385 ft
3 main spans
Daily traffic
8,582
2003 count
Owner
State
State Highway Agency

About this bridge

RTE I678 over Relief is a steel stringer/multi-beam or girder carrying RTE I678 over Relief in Queens County, New York. It was built in 1963, so it is 62 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 8,582 vehicles a day, roughly 9% of them trucks, projected to reach 12,015 by 2023. The structure is 385 ft (117.3 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRTE I678
CrossesRelief
LocationJCT I495 & I678
RouteInterstate 678
Coordinates40.7614, -73.83824
Functional classUrban Principal Arterial - Interstate

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3 (+14 approach)
Design loadHS 20
Structure length385 ft (117.3 m)
Longest span58 ft (17.6 m)
Deck width25 ft (7.5 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,582 (2003)
Projected traffic12,015 by 2023
Trucks9%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$7.1 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE I678 over Relief built?

It was built in 1963, making it 62 years old in 2025.

What condition is RTE I678 over Relief 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 2024.

How much traffic does RTE I678 over Relief carry?

About 8,582 vehicles per day (2003 count), of which roughly 9% are trucks.

How long is RTE I678 over Relief?

The structure is 385 ft (117.3 m) long with a longest span of 58 ft (17.6 m) and a deck 25 ft wide.

Who owns RTE I678 over Relief?

It is owned by the State Highway Agency.