US Bridges

SR 37(64) over Allen Creek

Fair

Crawford County, Indiana · 01.97 E of W JCT SR 145 · Structure no. 023050

Built
1942
83 years old
Condition
Fair
inspected December 2024
Type
Culvert
Concrete
Length
38 ft
1 main span
Daily traffic
3,954
2004 count
Owner
State
State Highway Agency

About this bridge

SR 37(64) over Allen Creek is a concrete culvert carrying SR 37(64) over Allen Creek in Crawford County, Indiana. It was built in 1942, so it is 83 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 3,954 vehicles a day, roughly 10% of them trucks, projected to reach 6,563 by 2030. The structure is 38 ft (11.5 m) long and 43 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

Location

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CarriesSR 37(64)
CrossesAllen Creek
Location01.97 E of W JCT SR 145
RouteState Highway 37
CountyCrawford County
StateIndiana
Coordinates38.32669, -86.59334
Functional classRural Major 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating100 US tons
Inventory rating97.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length38 ft (11.5 m)
Longest span30 ft (9.1 m)
Deck width43 ft (13.1 m)
Roadway width37 ft (11.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,954 (2004)
Projected traffic6,563 by 2030
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 37(64) over Allen Creek built?

It was built in 1942, making it 83 years old in 2025.

What condition is SR 37(64) over Allen 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 December 2024.

How much traffic does SR 37(64) over Allen Creek carry?

About 3,954 vehicles per day (2004 count), of which roughly 10% are trucks.

How long is SR 37(64) over Allen Creek?

The structure is 38 ft (11.5 m) long with a longest span of 30 ft (9.1 m) and a deck 43 ft wide.

Who owns SR 37(64) over Allen Creek?

It is owned by the State Highway Agency.