US Bridges

Mifflin West Fork over Otter Creek

Fair

Crawford County, Indiana · 0.00 S of Governors TR · Structure no. 1300023

Built
1928
97 years old, rebuilt 2014
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
250
2023 count
Owner
County
County Highway Agency

About this bridge

Mifflin West Fork over Otter Creek is a steel stringer/multi-beam or girder carrying Mifflin West Fork over Otter Creek in Crawford County, Indiana. It was built in 1928 and reconstructed in 2014, so it is 97 years old, older than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 250 vehicles a day, roughly 10% of them trucks, projected to reach 320 by 2043. The structure is 30 ft (9.1 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesMifflin West Fork
CrossesOtter Creek
Location0.00 S of Governors TR
RouteCounty Highway 0
CountyCrawford County
StateIndiana
Coordinates38.30172, -86.55788
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.3 US tons
Inventory rating36.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckOpen grating
Main spans1
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span22 ft (6.6 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2023)
Projected traffic320 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Mifflin West Fork over Otter Creek built?

It was built in 1928, making it 97 years old in 2025. It was reconstructed in 2014.

What condition is Mifflin West Fork over Otter 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 September 2023.

How much traffic does Mifflin West Fork over Otter Creek carry?

About 250 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Mifflin West Fork over Otter Creek?

The structure is 30 ft (9.1 m) long with a longest span of 22 ft (6.6 m) and a deck 24 ft wide.

Who owns Mifflin West Fork over Otter Creek?

It is owned by the County Highway Agency.