US Bridges

Michigan Road over Trib Brown Brook

Fair

Wyoming County, New York · 2 MI NW of Curriers · Structure no. 000000003319890

Built
1955
70 years old
Condition
Fair
inspected June 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
39 ft
1 main span
Daily traffic
419
2018 count
Owner
County
County Highway Agency

About this bridge

Michigan Road over Trib Brown Brook is a prestressed concrete box beam or girders - multiple carrying Michigan Road over Trib Brown Brook in Wyoming County, New York. It was built in 1955, so it is 70 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 419 vehicles a day, roughly 7% of them trucks, projected to reach 587 by 2038. The structure is 39 ft (11.9 m) long and 25 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesMichigan Road
CrossesTrib Brown Brook
Location2 MI NW of Curriers
Coordinates42.64853, -78.44691
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
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68 US tons
Inventory rating28.5 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length39 ft (11.9 m)
Longest span37 ft (11.2 m)
Deck width25 ft (7.5 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic419 (2018)
Projected traffic587 by 2038
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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$653,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Michigan Road over Trib Brown Brook built?

It was built in 1955, making it 70 years old in 2025.

What condition is Michigan Road over Trib Brown 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 June 2024.

How much traffic does Michigan Road over Trib Brown Brook carry?

About 419 vehicles per day (2018 count), of which roughly 7% are trucks.

How long is Michigan Road over Trib Brown Brook?

The structure is 39 ft (11.9 m) long with a longest span of 37 ft (11.2 m) and a deck 25 ft wide.

Who owns Michigan Road over Trib Brown Brook?

It is owned by the County Highway Agency.