US Bridges

1st ST (MR-330) over Wabash River

Good

Mercer County, Ohio · 0.4 MI N of SR 119 · Structure no. 5460069

Built
1991
34 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
103 ft
3 main spans
Daily traffic
610
1994 count
Owner
City
City or Municipal Highway Agency

About this bridge

1st ST (MR-330) over Wabash River is a prestressed concrete box beam or girders - multiple carrying 1st ST (MR-330) over Wabash River in Mercer County, Ohio. It was built in 1991, so it is 34 years old, younger 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 610 vehicles a day, roughly 5% of them trucks, projected to reach 847 by 2014. The structure is 103 ft (31.5 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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Carries1st ST (MR-330)
CrossesWabash River
Location0.4 MI N of SR 119
RouteCity Street 330
CountyMercer County
StateOhio
Coordinates40.41745, -84.77488
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.
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating44.6 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckOther
Main spans3
Design loadHS 20 + Mod
Structure length103 ft (31.5 m)
Longest span36 ft (11.1 m)
Deck width28 ft (8.6 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic610 (1994)
Projected traffic847 by 2014
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
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 1st ST (MR-330) over Wabash River built?

It was built in 1991, making it 34 years old in 2025.

What condition is 1st ST (MR-330) over Wabash River 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 1st ST (MR-330) over Wabash River carry?

About 610 vehicles per day (1994 count), of which roughly 5% are trucks.

How long is 1st ST (MR-330) over Wabash River?

The structure is 103 ft (31.5 m) long with a longest span of 36 ft (11.1 m) and a deck 28 ft wide.

Who owns 1st ST (MR-330) over Wabash River?

It is owned by the City or Municipal Highway Agency.