US Bridges

Silver Street over North Fork Turtle Creek

Good

Warren County, Ohio · 85 West of Sycamore ST · Structure no. 8304475

Built
1971
54 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete Continuous
Length
67 ft
3 main spans
Daily traffic
8,460
2015 count
Owner
City
City or Municipal Highway Agency

About this bridge

Silver Street over North Fork Turtle Creek is a concrete continuous slab carrying Silver Street over North Fork Turtle Creek in Warren County, Ohio. It was built in 1971, so it is 54 years old, older than the Ohio average of 47.3 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 8,460 vehicles a day, roughly 5% of them trucks, projected to reach 11,742 by 2035. The structure is 67 ft (20.4 m) long and 53 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSilver Street
CrossesNorth Fork Turtle Creek
Location85 West of Sycamore ST
RouteCity Street MR340
StateOhio
Coordinates39.43561, -84.2102
Functional classUrban Collector

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.
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.8 US tons
Inventory rating34 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length67 ft (20.4 m)
Longest span25 ft (7.6 m)
Deck width53 ft (16.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,460 (2015)
Projected traffic11,742 by 2035
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Silver Street over North Fork Turtle Creek built?

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

What condition is Silver Street over North Fork Turtle 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 Silver Street over North Fork Turtle Creek carry?

About 8,460 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is Silver Street over North Fork Turtle Creek?

The structure is 67 ft (20.4 m) long with a longest span of 25 ft (7.6 m) and a deck 53 ft wide.

Who owns Silver Street over North Fork Turtle Creek?

It is owned by the City or Municipal Highway Agency.