US Bridges

Davis Bridge Road over Black River

Fair

Lewis County, New York · 1.3 MI N of Port Leyden · Structure no. 000000003339660

Built
1987
38 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
79 ft
1 main span
Daily traffic
235
2020 count
Owner
County
County Highway Agency

About this bridge

Davis Bridge Road over Black River is a steel stringer/multi-beam or girder carrying Davis Bridge Road over Black River in Lewis County, New York. It was built in 1987, so it is 38 years old, younger 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 235 vehicles a day, roughly 2% of them trucks, projected to reach 329 by 2040. The structure is 79 ft (24.1 m) long and 16 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

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CarriesDavis Bridge Road
CrossesBlack River
Location1.3 MI N of Port Leyden
CountyLewis County
StateNew York
Coordinates43.59644, -75.34697
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating40 US tons
Inventory rating23 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckOpen grating
Main spans1
Design loadUnknown
Structure length79 ft (24.1 m)
Longest span76 ft (23.1 m)
Deck width16 ft (5 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic235 (2020)
Projected traffic329 by 2040
Trucks2%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
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$615,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Davis Bridge Road over Black River built?

It was built in 1987, making it 38 years old in 2025.

What condition is Davis Bridge Road 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 June 2024.

How much traffic does Davis Bridge Road over Black River carry?

About 235 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Davis Bridge Road over Black River?

The structure is 79 ft (24.1 m) long with a longest span of 76 ft (23.1 m) and a deck 16 ft wide.

Who owns Davis Bridge Road over Black River?

It is owned by the County Highway Agency.