US Bridges

RTE 446 over Oil Creek

Good

Allegany County, New York · .9 MI E JCT SR466 & CO LN · Structure no. 000000001047770

Built
1961
64 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete
Length
50 ft
2 main spans
Daily traffic
2,566
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 446 over Oil Creek is a concrete culvert carrying RTE 446 over Oil Creek in Allegany County, New York. It was built in 1961, so it is 64 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,566 vehicles a day, roughly 6% of them trucks, projected to reach 2,676 by 2041. The structure is 50 ft (15.2 m) long and 45 ft wide. If it were closed, the detour would be 23 mi (37 km).

CarriesRTE 446
CrossesOil Creek
Location.9 MI E JCT SR466 & CO LN
RouteState Highway 446
Coordinates42.21747, -78.29067
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum 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 rating81.7 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 20
Structure length50 ft (15.2 m)
Longest span20 ft (6.1 m)
Deck width45 ft (13.7 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,566 (2021)
Projected traffic2,676 by 2041
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed23 mi (37 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$1.5 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 446 over Oil Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is RTE 446 over Oil 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 June 2024.

How much traffic does RTE 446 over Oil Creek carry?

About 2,566 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is RTE 446 over Oil Creek?

The structure is 50 ft (15.2 m) long with a longest span of 20 ft (6.1 m) and a deck 45 ft wide.

Who owns RTE 446 over Oil Creek?

It is owned by the State Highway Agency.