US Bridges

RTE 180 over Black River

Good

Jefferson County, New York · 0.2 MI N JCT 180 + 12F · Structure no. 000000001039480

Built
1964
61 years old, rebuilt 2016
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
536 ft
4 main spans
Daily traffic
5,475
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 180 over Black River is a steel continuous stringer/multi-beam or girder carrying RTE 180 over Black River in Jefferson County, New York. It was built in 1964 and reconstructed in 2016, so it is 61 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 5,475 vehicles a day, roughly 8% of them trucks, projected to reach 6,651 by 2041. The structure is 536 ft (163.4 m) long and 49 ft wide. If it were closed, the detour would be 15.5 mi (25 km).

CarriesRTE 180
CrossesBlack River
Location0.2 MI N JCT 180 + 12F
RouteState Highway 180
Coordinates44.00507, -76.04485
Functional classUrban 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.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.3 US tons
Inventory rating45.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length536 ft (163.4 m)
Longest span148 ft (45.1 m)
Deck width49 ft (14.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,475 (2020)
Projected traffic6,651 by 2041
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed15.5 mi (25 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$8.7 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 180 over Black River built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 2016.

What condition is RTE 180 over Black River 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 2024.

How much traffic does RTE 180 over Black River carry?

About 5,475 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is RTE 180 over Black River?

The structure is 536 ft (163.4 m) long with a longest span of 148 ft (45.1 m) and a deck 49 ft wide.

Who owns RTE 180 over Black River?

It is owned by the State Highway Agency.