US Bridges

RTE I86 over Sing Sing Creek

Fair

Chemung County, New York · 0.4 MI W of I-86 Exit 51A · Structure no. 000000001012782

Built
1956
69 years old, rebuilt 1994
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
72 ft
1 main span
Daily traffic
15,791
2020 count
Owner
State
State Highway Agency

About this bridge

RTE I86 over Sing Sing Creek is a steel stringer/multi-beam or girder carrying RTE I86 over Sing Sing Creek in Chemung County, New York. It was built in 1956 and reconstructed in 1994, so it is 69 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 5 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 15,791 vehicles a day, roughly 15% of them trucks, projected to reach 24,240 by 2041. The structure is 72 ft (21.9 m) long and 41 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesRTE I86
CrossesSing Sing Creek
Location0.4 MI W of I-86 Exit 51A
RouteInterstate 86
CountyChemung County
StateNew York
Coordinates42.15493, -76.88574
Functional classUrban Principal Arterial - Interstate

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating100 US tons
Inventory rating59 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length72 ft (21.9 m)
Longest span67 ft (20.4 m)
Deck width41 ft (12.5 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,791 (2020)
Projected traffic24,240 by 2041
Trucks15%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$2.6 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE I86 over Sing Sing Creek built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 1994.

What condition is RTE I86 over Sing Sing Creek 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 November 2023.

How much traffic does RTE I86 over Sing Sing Creek carry?

About 15,791 vehicles per day (2020 count), of which roughly 15% are trucks.

How long is RTE I86 over Sing Sing Creek?

The structure is 72 ft (21.9 m) long with a longest span of 67 ft (20.4 m) and a deck 41 ft wide.

Who owns RTE I86 over Sing Sing Creek?

It is owned by the State Highway Agency.