US Bridges

SR 59 over Allen Creek

Good

Parke County, Indiana · 07.21 S US 36 · Structure no. 021370

Built
1947
78 years old
Condition
Good
inspected November 2023
Type
Arch - Deck
Concrete
Length
28 ft
1 main span
Daily traffic
1,691
2021 count
Owner
State
State Highway Agency

About this bridge

SR 59 over Allen Creek is a concrete arch - deck carrying SR 59 over Allen Creek in Parke County, Indiana. It was built in 1947, so it is 78 years old, older than the Indiana average of 46.6 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 1,691 vehicles a day, roughly 22% of them trucks, projected to reach 3,344 by 2034. The structure is 28 ft (8.5 m) long and 34 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesSR 59
CrossesAllen Creek
Location07.21 S US 36
RouteState Highway 59
StateIndiana
Coordinates39.65583, -87.1091
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 rating53.9 US tons
Inventory rating32.3 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length28 ft (8.5 m)
Longest span25 ft (7.6 m)
Deck width34 ft (10.5 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,691 (2021)
Projected traffic3,344 by 2034
Trucks22%
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 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 59 over Allen Creek built?

It was built in 1947, making it 78 years old in 2025.

What condition is SR 59 over Allen 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 November 2023.

How much traffic does SR 59 over Allen Creek carry?

About 1,691 vehicles per day (2021 count), of which roughly 22% are trucks.

How long is SR 59 over Allen Creek?

The structure is 28 ft (8.5 m) long with a longest span of 25 ft (7.6 m) and a deck 34 ft wide.

Who owns SR 59 over Allen Creek?

It is owned by the State Highway Agency.