US Bridges

Mills Rd. over Tributary to Mill Creek

Fair

Delaware County, Ohio · 0.8 MI E. of Ostrander RD · Structure no. 2134233

Built
1999
26 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
45 ft
1 main span
Daily traffic
385
2015 count
Owner
County
County Highway Agency

About this bridge

Mills Rd. over Tributary to Mill Creek is a steel stringer/multi-beam or girder carrying Mills Rd. over Tributary to Mill Creek in Delaware County, Ohio. It was built in 1999, so it is 26 years old, younger 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 385 vehicles a day, roughly 8% of them trucks, projected to reach 534 by 2035. The structure is 45 ft (13.7 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesMills Rd.
CrossesTributary to Mill Creek
Location0.8 MI E. of Ostrander RD
RouteCounty Highway C0150
CountyDelaware County
StateOhio
Coordinates40.24911, -83.19636
Functional classRural Local

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 protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating32.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length45 ft (13.7 m)
Longest span40 ft (12.2 m)
Deck width34 ft (10.4 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic385 (2015)
Projected traffic534 by 2035
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Mills Rd. over Tributary to Mill Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is Mills Rd. over Tributary to Mill Creek 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 March 2024.

How much traffic does Mills Rd. over Tributary to Mill Creek carry?

About 385 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is Mills Rd. over Tributary to Mill Creek?

The structure is 45 ft (13.7 m) long with a longest span of 40 ft (12.2 m) and a deck 34 ft wide.

Who owns Mills Rd. over Tributary to Mill Creek?

It is owned by the County Highway Agency.