US Bridges

Mosher Hollow RD over Trb Conewango Crk

Fair

Cattaraugus County, New York · .8 Mile South of Wesley · Structure no. 000000003320980

Built
2006
19 years old
Condition
Fair
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
29 ft
1 main span
Daily traffic
391
2021 count
Owner
County
County Highway Agency

About this bridge

Mosher Hollow RD over Trb Conewango Crk is a prestressed concrete box beam or girders - multiple carrying Mosher Hollow RD over Trb Conewango Crk in Cattaraugus County, New York. It was built in 2006, so it is 19 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 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 391 vehicles a day, roughly 7% of them trucks, projected to reach 547 by 2041. The structure is 29 ft (8.8 m) long and 33 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesMosher Hollow RD
CrossesTrb Conewango Crk
Location.8 Mile South of Wesley
RouteCounty Highway 0
Coordinates42.36284, -78.95299
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating103.9 US tons
Inventory rating61 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length29 ft (8.8 m)
Longest span28 ft (8.5 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic391 (2021)
Projected traffic547 by 2041
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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$843,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Mosher Hollow RD over Trb Conewango Crk built?

It was built in 2006, making it 19 years old in 2025.

What condition is Mosher Hollow RD over Trb Conewango Crk 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 September 2024.

How much traffic does Mosher Hollow RD over Trb Conewango Crk carry?

About 391 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is Mosher Hollow RD over Trb Conewango Crk?

The structure is 29 ft (8.8 m) long with a longest span of 28 ft (8.5 m) and a deck 33 ft wide.

Who owns Mosher Hollow RD over Trb Conewango Crk?

It is owned by the County Highway Agency.