US Bridges

RTE 426 over W Br French Creek

Good

Chautauqua County, New York · .2 Mile N Exit 4 of I86 · Structure no. 000000001048380

Built
1947
78 years old, rebuilt 1999
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
62 ft
1 main span
Daily traffic
672
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 426 over W Br French Creek is a steel stringer/multi-beam or girder carrying RTE 426 over W Br French Creek in Chautauqua County, New York. It was built in 1947 and reconstructed in 1999, so it is 78 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 672 vehicles a day, roughly 6% of them trucks, projected to reach 678 by 2041. The structure is 62 ft (18.9 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRTE 426
CrossesW Br French Creek
Location.2 Mile N Exit 4 of I86
RouteState Highway 426
Coordinates42.13219, -79.74201
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84 US tons
Inventory rating50 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length62 ft (18.9 m)
Longest span58 ft (17.6 m)
Deck width38 ft (11.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic672 (2020)
Projected traffic678 by 2041
Trucks6%
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

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$2.5 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 426 over W Br French Creek built?

It was built in 1947, making it 78 years old in 2025. It was reconstructed in 1999.

What condition is RTE 426 over W Br French 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 2023.

How much traffic does RTE 426 over W Br French Creek carry?

About 672 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is RTE 426 over W Br French Creek?

The structure is 62 ft (18.9 m) long with a longest span of 58 ft (17.6 m) and a deck 38 ft wide.

Who owns RTE 426 over W Br French Creek?

It is owned by the State Highway Agency.