US Bridges

RTE 400 over Buffalo & Pittsburgh RR

Good

Erie County, New York · 1.5 MI E JCT SH400 &CR242 · Structure no. 000000001047612

Built
1971
54 years old, rebuilt 2023
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
154 ft
3 main spans
Daily traffic
7,922
2018 count
Owner
State
State Highway Agency

About this bridge

RTE 400 over Buffalo & Pittsburgh RR is a steel stringer/multi-beam or girder carrying RTE 400 over Buffalo & Pittsburgh RR in Erie County, New York. It was built in 1971 and reconstructed in 2023, so it is 54 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 7,922 vehicles a day, roughly 10% of them trucks, projected to reach 9,180 by 2041. The structure is 154 ft (46.9 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesRTE 400
CrossesBuffalo & Pittsburgh RR
Location1.5 MI E JCT SH400 &CR242
RouteState Highway 400
CountyErie County
StateNew York
Coordinates42.79725, -78.61699
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation9: Superior to present desirable criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79 US tons
Inventory rating47 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length154 ft (46.9 m)
Longest span60 ft (18.2 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,922 (2018)
Projected traffic9,180 by 2041
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

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$4.3 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE 400 over Buffalo & Pittsburgh RR built?

It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2023.

What condition is RTE 400 over Buffalo & Pittsburgh RR 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 July 2023.

How much traffic does RTE 400 over Buffalo & Pittsburgh RR carry?

About 7,922 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is RTE 400 over Buffalo & Pittsburgh RR?

The structure is 154 ft (46.9 m) long with a longest span of 60 ft (18.2 m) and a deck 43 ft wide.

Who owns RTE 400 over Buffalo & Pittsburgh RR?

It is owned by the State Highway Agency.