US Bridges

RTE 415 over Twelve Mile Creek

Fair

Steuben County, New York · N End of Wallace RTE 415 · Structure no. 000000001011420

Built
1970
55 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
94 ft
1 main span
Daily traffic
1,150
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 415 over Twelve Mile Creek is a steel stringer/multi-beam or girder carrying RTE 415 over Twelve Mile Creek in Steuben County, New York. It was built in 1970, so it is 55 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 1,150 vehicles a day, roughly 11% of them trucks, projected to reach 1,199 by 2041. The structure is 94 ft (28.7 m) long and 49 ft wide. If it were closed, the detour would be 20.5 mi (33 km).

CarriesRTE 415
CrossesTwelve Mile Creek
LocationN End of Wallace RTE 415
RouteState Highway 415
Coordinates42.44753, -77.46048
Functional classRural Major 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78 US tons
Inventory rating46 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length94 ft (28.7 m)
Longest span88 ft (26.8 m)
Deck width49 ft (15 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,150 (2021)
Projected traffic1,199 by 2041
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed20.5 mi (33 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$2.5 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 415 over Twelve Mile Creek built?

It was built in 1970, making it 55 years old in 2025.

What condition is RTE 415 over Twelve Mile Creek 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 March 2024.

How much traffic does RTE 415 over Twelve Mile Creek carry?

About 1,150 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is RTE 415 over Twelve Mile Creek?

The structure is 94 ft (28.7 m) long with a longest span of 88 ft (26.8 m) and a deck 49 ft wide.

Who owns RTE 415 over Twelve Mile Creek?

It is owned by the State Highway Agency.