US Bridges

Culbertson over Little Blackjack Branch

Good

Hocking County, Ohio · 0.27 MI N of TR 59A · Structure no. 3733599

Built
1930
95 years old, rebuilt 1996
Condition
Good
inspected August 2024
Type
Box Beam or Girders - Multiple
Concrete
Length
30 ft
1 main span
Daily traffic
64
2015 count
Owner
County
County Highway Agency

About this bridge

Culbertson over Little Blackjack Branch is a concrete box beam or girders - multiple carrying Culbertson over Little Blackjack Branch in Hocking County, Ohio. It was built in 1930 and reconstructed in 1996, so it is 95 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 64 vehicles a day, roughly 2% of them trucks, projected to reach 89 by 2041. The structure is 30 ft (9.1 m) long and 18 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCulbertson
CrossesLittle Blackjack Branch
Location0.27 MI N of TR 59A
RouteCounty Highway T0241
StateOhio
Coordinates39.46851, -82.52781
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 protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating56.4 US tons
Inventory rating43.5 US tons

Structure

MaterialConcrete
DeckOther
Main spans1
Design loadHL 93
Structure length30 ft (9.1 m)
Longest span27 ft (8.2 m)
Deck width18 ft (5.5 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic64 (2015)
Projected traffic89 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$30,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Culbertson over Little Blackjack Branch built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1996.

What condition is Culbertson over Little Blackjack Branch 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 August 2024.

How much traffic does Culbertson over Little Blackjack Branch carry?

About 64 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is Culbertson over Little Blackjack Branch?

The structure is 30 ft (9.1 m) long with a longest span of 27 ft (8.2 m) and a deck 18 ft wide.

Who owns Culbertson over Little Blackjack Branch?

It is owned by the County Highway Agency.