US Bridges

SR 503 over Tributary Aukerman Creek

Good

Preble County, Ohio · 0.58 N of Gratis · Structure no. 6803482

Built
1962
63 years old
Condition
Good
inspected February 2024
Type
Slab
Concrete
Length
31 ft
1 main span
Daily traffic
1,383
2015 count
Owner
State
State Highway Agency

About this bridge

SR 503 over Tributary Aukerman Creek is a concrete slab carrying SR 503 over Tributary Aukerman Creek in Preble County, Ohio. It was built in 1962, so it is 63 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 1,383 vehicles a day, roughly 12% of them trucks, projected to reach 1,920 by 2035. The structure is 31 ft (9.4 m) long and 36 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesSR 503
CrossesTributary Aukerman Creek
Location0.58 N of Gratis
RouteState Highway 503
StateOhio
Coordinates39.65944, -84.53089
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating34.6 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length31 ft (9.4 m)
Longest span29 ft (8.8 m)
Deck width36 ft (11 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,383 (2015)
Projected traffic1,920 by 2035
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 km)
TollOn a free road
National Highway SystemNo

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 503 over Tributary Aukerman Creek built?

It was built in 1962, making it 63 years old in 2025.

What condition is SR 503 over Tributary Aukerman Creek 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 February 2024.

How much traffic does SR 503 over Tributary Aukerman Creek carry?

About 1,383 vehicles per day (2015 count), of which roughly 12% are trucks.

How long is SR 503 over Tributary Aukerman Creek?

The structure is 31 ft (9.4 m) long with a longest span of 29 ft (8.8 m) and a deck 36 ft wide.

Who owns SR 503 over Tributary Aukerman Creek?

It is owned by the State Highway Agency.