US Bridges

Ashley Road over Branch of Mariah Creek

FairPosted for load

Knox County, Indiana · 00.77 SW of Daughtery Roa · Structure no. 4200183

Built
1991
34 years old
Condition
Fair
inspected September 2023
Type
Channel Beam
Concrete
Length
40 ft
1 main span
Daily traffic
110
2015 count
Owner
County
County Highway Agency

About this bridge

Ashley Road over Branch of Mariah Creek is a concrete channel beam carrying Ashley Road over Branch of Mariah Creek in Knox County, Indiana. It was built in 1991, so it is 34 years old, younger 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. Its operating status is: posted for load restriction.

It carries about 110 vehicles a day, roughly 2% of them trucks, projected to reach 150 by 2035. The structure is 40 ft (12.1 m) long and 23 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesAshley Road
CrossesBranch of Mariah Creek
Location00.77 SW of Daughtery Roa
RouteCounty Highway 0
CountyKnox County
StateIndiana
Coordinates38.87023, -87.37441
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating14.9 US tons
Inventory rating14.9 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length40 ft (12.1 m)
Longest span35 ft (10.8 m)
Deck width23 ft (6.9 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2015)
Projected traffic150 by 2035
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 Ashley Road over Branch of Mariah Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is Ashley Road over Branch of Mariah 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 Ashley Road over Branch of Mariah Creek carry?

About 110 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is Ashley Road over Branch of Mariah Creek?

The structure is 40 ft (12.1 m) long with a longest span of 35 ft (10.8 m) and a deck 23 ft wide.

Who owns Ashley Road over Branch of Mariah Creek?

It is owned by the County Highway Agency.