US Bridges

RTE 8 over Sheriff Lake Outlet

Good

Hamilton County, New York · 2.3 MI W JCT SH 8 & SH 10 · Structure no. 000000001004770

Built
1950
75 years old, rebuilt 2019
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
33 ft
1 main span
Daily traffic
1,092
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 8 over Sheriff Lake Outlet is a steel stringer/multi-beam or girder carrying RTE 8 over Sheriff Lake Outlet in Hamilton County, New York. It was built in 1950 and reconstructed in 2019, so it is 75 years old, older than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,092 vehicles a day, roughly 13% of them trucks, projected to reach 1,098 by 2041. The structure is 33 ft (10.1 m) long and 37 ft wide. If it were closed, the detour would be 63.4 mi (102 km).

Location

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CarriesRTE 8
CrossesSheriff Lake Outlet
Location2.3 MI W JCT SH 8 & SH 10
RouteState Highway 8
CountyHamilton County
StateNew York
Coordinates43.38984, -74.59418
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length33 ft (10.1 m)
Longest span31 ft (9.4 m)
Deck width37 ft (11.4 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,092 (2020)
Projected traffic1,098 by 2041
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed63.4 mi (102 km)
TollOn a free road
National Highway SystemNo

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$1.2 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 8 over Sheriff Lake Outlet built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 2019.

What condition is RTE 8 over Sheriff Lake Outlet in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in October 2023.

How much traffic does RTE 8 over Sheriff Lake Outlet carry?

About 1,092 vehicles per day (2020 count), of which roughly 13% are trucks.

How long is RTE 8 over Sheriff Lake Outlet?

The structure is 33 ft (10.1 m) long with a longest span of 31 ft (9.4 m) and a deck 37 ft wide.

Who owns RTE 8 over Sheriff Lake Outlet?

It is owned by the State Highway Agency.