US Bridges

Aurora Street over N Slate Bottom Ck

Good

Erie County, New York · 1.3 MI NE JCT SH354 &SH78 · Structure no. 000000003327120

Built
1979
46 years old
Condition
Good
inspected May 2024
Type
Culvert
Concrete
Length
24 ft
1 main span
Daily traffic
8,427
2020 count
Owner
County
County Highway Agency

About this bridge

Aurora Street over N Slate Bottom Ck is a concrete culvert carrying Aurora Street over N Slate Bottom Ck in Erie County, New York. It was built in 1979, so it is 46 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 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 8,427 vehicles a day, roughly 3% of them trucks, projected to reach 8,898 by 2041. The structure is 24 ft (7.3 m) long and 43 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesAurora Street
CrossesN Slate Bottom Ck
Location1.3 MI NE JCT SH354 &SH78
RouteCounty Highway 0
Coordinates42.87028, -78.67637
Functional classUrban Minor Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47 US tons
Inventory rating28 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length24 ft (7.3 m)
Longest span22 ft (6.7 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,427 (2020)
Projected traffic8,898 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$504,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Aurora Street over N Slate Bottom Ck built?

It was built in 1979, making it 46 years old in 2025.

What condition is Aurora Street over N Slate Bottom Ck 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 May 2024.

How much traffic does Aurora Street over N Slate Bottom Ck carry?

About 8,427 vehicles per day (2020 count), of which roughly 3% are trucks.

How long is Aurora Street over N Slate Bottom Ck?

The structure is 24 ft (7.3 m) long with a longest span of 22 ft (6.7 m) and a deck 43 ft wide.

Who owns Aurora Street over N Slate Bottom Ck?

It is owned by the County Highway Agency.