US Bridges

SR 13 over Delano Run

Fair

Knox County, Ohio · 1.6 M S of JCT SR 586 · Structure no. 4200543

Built
1941
84 years old, rebuilt 1983
Condition
Fair
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
53 ft
1 main span
Daily traffic
4,024
2015 count
Owner
State
State Highway Agency

About this bridge

SR 13 over Delano Run is a prestressed concrete box beam or girders - multiple carrying SR 13 over Delano Run in Knox County, Ohio. It was built in 1941 and reconstructed in 1983, so it is 84 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 6 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 4,024 vehicles a day, roughly 11% of them trucks, projected to reach 5,585 by 2035. The structure is 53 ft (16.2 m) long and 36 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesSR 13
CrossesDelano Run
Location1.6 M S of JCT SR 586
RouteState Highway 13
CountyKnox County
StateOhio
Coordinates40.36019, -82.47807
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.3 US tons
Inventory rating36.4 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length53 ft (16.2 m)
Longest span50 ft (15.2 m)
Deck width36 ft (11 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,024 (2015)
Projected traffic5,585 by 2035
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SR 13 over Delano Run built?

It was built in 1941, making it 84 years old in 2025. It was reconstructed in 1983.

What condition is SR 13 over Delano Run 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 May 2024.

How much traffic does SR 13 over Delano Run carry?

About 4,024 vehicles per day (2015 count), of which roughly 11% are trucks.

How long is SR 13 over Delano Run?

The structure is 53 ft (16.2 m) long with a longest span of 50 ft (15.2 m) and a deck 36 ft wide.

Who owns SR 13 over Delano Run?

It is owned by the State Highway Agency.