US Bridges

SR 4 over Silver Creek

Fair

Crawford County, Ohio · 1.89 Miles N of SR 103 · Structure no. 1700391

Built
1974
51 years old
Condition
Fair
inspected April 2024
Type
Slab
Concrete Continuous
Length
48 ft
3 main spans
Daily traffic
3,153
2015 count
Owner
State
State Highway Agency

About this bridge

SR 4 over Silver Creek is a concrete continuous slab carrying SR 4 over Silver Creek in Crawford County, Ohio. It was built in 1974, so it is 51 years old, older than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 3,153 vehicles a day, roughly 15% of them trucks, projected to reach 4,376 by 2035. The structure is 48 ft (14.6 m) long and 45 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesSR 4
CrossesSilver Creek
Location1.89 Miles N of SR 103
RouteState Highway 4
CountyCrawford County
StateOhio
Coordinates40.99112, -82.92403
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.1 US tons
Inventory rating28.5 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length48 ft (14.6 m)
Longest span18 ft (5.5 m)
Deck width45 ft (13.7 m)
Roadway width45 ft (13.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,153 (2015)
Projected traffic4,376 by 2035
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 4 over Silver Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is SR 4 over Silver Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2024.

How much traffic does SR 4 over Silver Creek carry?

About 3,153 vehicles per day (2015 count), of which roughly 15% are trucks.

How long is SR 4 over Silver Creek?

The structure is 48 ft (14.6 m) long with a longest span of 18 ft (5.5 m) and a deck 45 ft wide.

Who owns SR 4 over Silver Creek?

It is owned by the State Highway Agency.