US Bridges

William Street over Little Buffalo Creek

Fair

Erie County, New York · 6.6 MI NW JCT NY-78 & Ny- · Structure no. 000000003327340

Built
1991
34 years old
Condition
Fair
inspected December 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
69 ft
1 main span
Daily traffic
2,269
2021 count
Owner
County
County Highway Agency

About this bridge

William Street over Little Buffalo Creek is a prestressed concrete box beam or girders - multiple carrying William Street over Little Buffalo Creek in Erie County, New York. It was built in 1991, so it is 34 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 2,269 vehicles a day, roughly 2% of them trucks, projected to reach 2,807 by 2041. The structure is 69 ft (21 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesWilliam Street
CrossesLittle Buffalo Creek
Location6.6 MI NW JCT NY-78 & Ny-
RouteCounty Highway 0
Coordinates42.88141, -78.60988
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47 US tons
Inventory rating41 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length69 ft (21 m)
Longest span65 ft (19.8 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,269 (2021)
Projected traffic2,807 by 2041
Trucks2%
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$1 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was William Street over Little Buffalo Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is William Street over Little Buffalo 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 December 2024.

How much traffic does William Street over Little Buffalo Creek carry?

About 2,269 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is William Street over Little Buffalo Creek?

The structure is 69 ft (21 m) long with a longest span of 65 ft (19.8 m) and a deck 30 ft wide.

Who owns William Street over Little Buffalo Creek?

It is owned by the County Highway Agency.