US Bridges

Griswold Road over Canadaway Creek

Good

Chautauqua County, New York · 0.2 MI East of Griswold · Structure no. 000000003323400

Built
1997
28 years old
Condition
Good
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
83 ft
1 main span
Daily traffic
144
2021 count
Owner
County
County Highway Agency

About this bridge

Griswold Road over Canadaway Creek is a prestressed concrete box beam or girders - multiple carrying Griswold Road over Canadaway Creek in Chautauqua County, New York. It was built in 1997, so it is 28 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 144 vehicles a day, roughly 7% of them trucks, projected to reach 202 by 2041. The structure is 83 ft (25.3 m) long and 24 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesGriswold Road
CrossesCanadaway Creek
Location0.2 MI East of Griswold
Coordinates42.36659, -79.22711
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating63.1 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length83 ft (25.3 m)
Longest span80 ft (24.3 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic144 (2021)
Projected traffic202 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$987,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Griswold Road over Canadaway Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is Griswold Road over Canadaway 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 April 2023.

How much traffic does Griswold Road over Canadaway Creek carry?

About 144 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is Griswold Road over Canadaway Creek?

The structure is 83 ft (25.3 m) long with a longest span of 80 ft (24.3 m) and a deck 24 ft wide.

Who owns Griswold Road over Canadaway Creek?

It is owned by the County Highway Agency.