US Bridges

Twp RD 20J over North Branch

Poor

Vinton County, Ohio · .55 MI NE of JCT CR17 · Structure no. 8233691

Built
1936
89 years old
Condition
Poor
inspected August 2024
Type
Slab
Concrete
Length
34 ft
1 main span
Daily traffic
209
2015 count
Owner
County
County Highway Agency

About this bridge

Twp RD 20J over North Branch is a concrete slab carrying Twp RD 20J over North Branch in Vinton County, Ohio. It was built in 1936, so it is 89 years old, older than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 209 vehicles a day, roughly 7% of them trucks, projected to reach 290 by 2035. The structure is 34 ft (10.4 m) long and 18 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesTwp RD 20J
CrossesNorth Branch
Location.55 MI NE of JCT CR17
RouteCounty Highway T020J
CountyVinton County
StateOhio
Coordinates39.32989, -82.61614
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating50 US tons
Inventory rating28.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length34 ft (10.4 m)
Longest span32 ft (9.8 m)
Deck width18 ft (5.5 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic209 (2015)
Projected traffic290 by 2035
Trucks7%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 Twp RD 20J over North Branch built?

It was built in 1936, making it 89 years old in 2025.

What condition is Twp RD 20J over North Branch in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does Twp RD 20J over North Branch carry?

About 209 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Twp RD 20J over North Branch?

The structure is 34 ft (10.4 m) long with a longest span of 32 ft (9.8 m) and a deck 18 ft wide.

Who owns Twp RD 20J over North Branch?

It is owned by the County Highway Agency.