US Bridges

Stockton Road over Flag Creek

Good

Chautauqua County, New York · 0.5 MI W of Stockton · Structure no. 000000003325690

Built
1991
34 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
58 ft
1 main span
Daily traffic
1,458
2021 count
Owner
County
County Highway Agency

About this bridge

Stockton Road over Flag Creek is a prestressed concrete box beam or girders - multiple carrying Stockton Road over Flag Creek in Chautauqua 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 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 1,458 vehicles a day, roughly 7% of them trucks, projected to reach 1,472 by 2041. The structure is 58 ft (17.7 m) long and 32 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesStockton Road
CrossesFlag Creek
Location0.5 MI W of Stockton
RouteCounty Highway 0
Coordinates42.3144, -79.36425
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being 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 rating73 US tons
Inventory rating38 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length58 ft (17.7 m)
Longest span54 ft (16.4 m)
Deck width32 ft (9.9 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,458 (2021)
Projected traffic1,472 by 2041
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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$738,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Stockton Road over Flag Creek built?

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

What condition is Stockton Road over Flag 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 May 2023.

How much traffic does Stockton Road over Flag Creek carry?

About 1,458 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is Stockton Road over Flag Creek?

The structure is 58 ft (17.7 m) long with a longest span of 54 ft (16.4 m) and a deck 32 ft wide.

Who owns Stockton Road over Flag Creek?

It is owned by the County Highway Agency.