US Bridges

County Road 52 over Deer River

Fair

St. Lawrence County, New York · 300 Ft. East of Ny 11C · Structure no. 000000003341160

Built
1936
89 years old, rebuilt 1991
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
70 ft
1 main span
Daily traffic
607
2019 count
Owner
County
County Highway Agency

About this bridge

County Road 52 over Deer River is a prestressed concrete box beam or girders - multiple carrying County Road 52 over Deer River in St. Lawrence County, New York. It was built in 1936 and reconstructed in 1991, so it is 89 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 6 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 607 vehicles a day, roughly 9% of them trucks, projected to reach 850 by 2039. The structure is 70 ft (21.3 m) long and 31 ft wide. If it were closed, the detour would be 12.4 mi (20 km).

CarriesCounty Road 52
CrossesDeer River
Location300 Ft. East of Ny 11C
RouteCounty Highway 0
Coordinates44.80479, -74.67674
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68 US tons
Inventory rating41 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length70 ft (21.3 m)
Longest span67 ft (20.4 m)
Deck width31 ft (9.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic607 (2019)
Projected traffic850 by 2039
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed12.4 mi (20 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$1 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 52 over Deer River built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1991.

What condition is County Road 52 over Deer 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 2023.

How much traffic does County Road 52 over Deer River carry?

About 607 vehicles per day (2019 count), of which roughly 9% are trucks.

How long is County Road 52 over Deer River?

The structure is 70 ft (21.3 m) long with a longest span of 67 ft (20.4 m) and a deck 31 ft wide.

Who owns County Road 52 over Deer River?

It is owned by the County Highway Agency.