US Bridges

RTE 37 over Big Sucker Brook

Fair

St. Lawrence County, New York · 0.3 MI NE JCT 37 + 345 · Structure no. 000000001023860

Built
1957
68 years old, rebuilt 1996
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
77 ft
1 main span
Daily traffic
3,023
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 37 over Big Sucker Brook is a steel stringer/multi-beam or girder carrying RTE 37 over Big Sucker Brook in St. Lawrence County, New York. It was built in 1957 and reconstructed in 1996, so it is 68 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 3,023 vehicles a day, roughly 18% of them trucks, projected to reach 3,051 by 2041. The structure is 77 ft (23.5 m) long and 41 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesRTE 37
CrossesBig Sucker Brook
Location0.3 MI NE JCT 37 + 345
RouteState Highway 37
CountySt. Lawrence County
StateNew York
Coordinates44.8673, -75.19229
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
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 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 rating64 US tons
Inventory rating38 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length77 ft (23.5 m)
Longest span75 ft (22.8 m)
Deck width41 ft (12.5 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,023 (2020)
Projected traffic3,051 by 2041
Trucks18%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemYes

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$2.4 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 37 over Big Sucker Brook built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1996.

What condition is RTE 37 over Big Sucker Brook 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 July 2023.

How much traffic does RTE 37 over Big Sucker Brook carry?

About 3,023 vehicles per day (2020 count), of which roughly 18% are trucks.

How long is RTE 37 over Big Sucker Brook?

The structure is 77 ft (23.5 m) long with a longest span of 75 ft (22.8 m) and a deck 41 ft wide.

Who owns RTE 37 over Big Sucker Brook?

It is owned by the State Highway Agency.