US Bridges

Griswold Street over Trib Mud Creek

Good

Niagara County, New York · 1.4 MI E of Walcottsville · Structure no. 000000003329140

Built
2019
6 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
26 ft
1 main span
Daily traffic
921
2021 count
Owner
County
County Highway Agency

About this bridge

Griswold Street over Trib Mud Creek is a concrete culvert carrying Griswold Street over Trib Mud Creek in Niagara County, New York. It was built in 2019, so it is 6 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 921 vehicles a day, roughly 4% of them trucks, projected to reach 1,289 by 2041. The structure is 26 ft (7.9 m) long and 33 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesGriswold Street
CrossesTrib Mud Creek
Location1.4 MI E of Walcottsville
Coordinates43.12653, -78.49714
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection9 ExcellentNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85.6 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length26 ft (7.9 m)
Longest span24 ft (7.3 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic921 (2021)
Projected traffic1,289 by 2041
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$423,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Griswold Street over Trib Mud Creek built?

It was built in 2019, making it 6 years old in 2025.

What condition is Griswold Street over Trib Mud 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 October 2023.

How much traffic does Griswold Street over Trib Mud Creek carry?

About 921 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is Griswold Street over Trib Mud Creek?

The structure is 26 ft (7.9 m) long with a longest span of 24 ft (7.3 m) and a deck 33 ft wide.

Who owns Griswold Street over Trib Mud Creek?

It is owned by the County Highway Agency.