US Bridges

South Norwalk 148 over South Norwalk/Co Di 104

Fair

Huron County, Ohio · 0.7 M West of ST Rt 250 · Structure no. 3932133

Built
1962
63 years old, rebuilt 1989
Condition
Fair
inspected April 2024
Type
Culvert
Steel
Length
31 ft
1 main span
Daily traffic
656
2015 count
Owner
County
County Highway Agency

About this bridge

South Norwalk 148 over South Norwalk/Co Di 104 is a steel culvert carrying South Norwalk 148 over South Norwalk/Co Di 104 in Huron County, Ohio. It was built in 1962 and reconstructed in 1989, so it is 63 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 5 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 656 vehicles a day, roughly 5% of them trucks, projected to reach 911 by 2035. The structure is 31 ft (9.4 m) long. If it were closed, the detour would be 11.8 mi (19 km).

Location

Open in Google Maps
CarriesSouth Norwalk 148
CrossesSouth Norwalk/Co Di 104
Location0.7 M West of ST Rt 250
RouteCounty Highway T0148
CountyHuron County
StateOhio
Coordinates41.21978, -82.61123
Functional classUrban Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating107.1 US tons
Inventory rating75 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans1
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span28 ft (8.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic656 (2015)
Projected traffic911 by 2035
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was South Norwalk 148 over South Norwalk/Co Di 104 built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1989.

What condition is South Norwalk 148 over South Norwalk/Co Di 104 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 South Norwalk 148 over South Norwalk/Co Di 104 carry?

About 656 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is South Norwalk 148 over South Norwalk/Co Di 104?

The structure is 31 ft (9.4 m) long with a longest span of 28 ft (8.5 m).

Who owns South Norwalk 148 over South Norwalk/Co Di 104?

It is owned by the County Highway Agency.