US Bridges

Laura Street over Black River

Fair

Lewis County, New York · 0.36 M E of State RTE 12 · Structure no. 000000003339730

Built
1965
60 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
505 ft
5 main spans
Daily traffic
1,710
2021 count
Owner
County
County Highway Agency

About this bridge

Laura Street over Black River is a steel stringer/multi-beam or girder carrying Laura Street over Black River in Lewis County, New York. It was built in 1965, so it is 60 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 1,710 vehicles a day, roughly 5% of them trucks, projected to reach 2,394 by 2041. The structure is 505 ft (153.9 m) long and 33 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesLaura Street
CrossesBlack River
Location0.36 M E of State RTE 12
RouteCounty Highway 0
Coordinates43.61481, -75.3593
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating101 US tons
Inventory rating60 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length505 ft (153.9 m)
Longest span100 ft (30.5 m)
Deck width33 ft (10.2 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,710 (2021)
Projected traffic2,394 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$5.3 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Laura Street over Black River built?

It was built in 1965, making it 60 years old in 2025.

What condition is Laura Street over Black River 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 August 2024.

How much traffic does Laura Street over Black River carry?

About 1,710 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Laura Street over Black River?

The structure is 505 ft (153.9 m) long with a longest span of 100 ft (30.5 m) and a deck 33 ft wide.

Who owns Laura Street over Black River?

It is owned by the County Highway Agency.