US Bridges

Irvine Mills RD over Tunungwant Creek

Good

Cattaraugus County, New York · 2.0 MI N of Limestone · Structure no. 000000003320750

Built
2010
15 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
200 ft
3 main spans
Daily traffic
230
2018 count
Owner
County
County Highway Agency

About this bridge

Irvine Mills RD over Tunungwant Creek is a steel stringer/multi-beam or girder carrying Irvine Mills RD over Tunungwant Creek in Cattaraugus County, New York. It was built in 2010, so it is 15 years old, younger than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 230 vehicles a day, roughly 3% of them trucks, projected to reach 322 by 2038. The structure is 200 ft (61 m) long and 32 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesIrvine Mills RD
CrossesTunungwant Creek
Location2.0 MI N of Limestone
Coordinates42.06425, -78.63947
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating70 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length200 ft (61 m)
Longest span92 ft (28 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic230 (2018)
Projected traffic322 by 2038
Trucks3%
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$4.5 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Irvine Mills RD over Tunungwant Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is Irvine Mills RD over Tunungwant Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.

How much traffic does Irvine Mills RD over Tunungwant Creek carry?

About 230 vehicles per day (2018 count), of which roughly 3% are trucks.

How long is Irvine Mills RD over Tunungwant Creek?

The structure is 200 ft (61 m) long with a longest span of 92 ft (28 m) and a deck 32 ft wide.

Who owns Irvine Mills RD over Tunungwant Creek?

It is owned by the County Highway Agency.