US Bridges

BLO-12 Carroll N over Walnut CR Carroll North.

Good

Fairfield County, Ohio · 0.6 MI N. of CR.17 · Structure no. 2330237

Built
2006
19 years old
Condition
Good
inspected December 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
140 ft
3 main spans
Daily traffic
1,388
2015 count
Owner
County
County Highway Agency

About this bridge

BLO-12 Carroll N over Walnut CR Carroll North. is a prestressed concrete continuous box beam or girders - multiple carrying BLO-12 Carroll N over Walnut CR Carroll North. in Fairfield County, Ohio. It was built in 2006, so it is 19 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 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 1,388 vehicles a day, roughly 7% of them trucks, projected to reach 1,927 by 2035. The structure is 140 ft (42.7 m) long and 32 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesBLO-12 Carroll N
CrossesWalnut CR Carroll North.
Location0.6 MI N. of CR.17
RouteCounty Highway 36
CountyFairfield County
StateOhio
Coordinates39.81762, -82.7068
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable 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 alignment9: Superior to present desirable criteria
Operating rating49.3 US tons
Inventory rating37.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length140 ft (42.7 m)
Longest span60 ft (18.3 m)
Deck width32 ft (9.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,388 (2015)
Projected traffic1,927 by 2035
Trucks7%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was BLO-12 Carroll N over Walnut CR Carroll North. built?

It was built in 2006, making it 19 years old in 2025.

What condition is BLO-12 Carroll N over Walnut CR Carroll North. 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 December 2023.

How much traffic does BLO-12 Carroll N over Walnut CR Carroll North. carry?

About 1,388 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is BLO-12 Carroll N over Walnut CR Carroll North.?

The structure is 140 ft (42.7 m) long with a longest span of 60 ft (18.3 m) and a deck 32 ft wide.

Who owns BLO-12 Carroll N over Walnut CR Carroll North.?

It is owned by the County Highway Agency.