US Bridges

Barkley RD over Brown Drain

Poor

Allen County, Indiana · 00.20 E of Whittern RD · Structure no. 0200619

Built
1975
50 years old
Condition
Poor
inspected May 2024
Type
Slab
Prestressed Concrete
Length
24 ft
1 main span
Daily traffic
112
2018 count
Owner
County
County Highway Agency

About this bridge

Barkley RD over Brown Drain is a prestressed concrete slab carrying Barkley RD over Brown Drain in Allen County, Indiana. It was built in 1975, so it is 50 years old, older than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 112 vehicles a day, roughly 5% of them trucks, projected to reach 168 by 2038. The structure is 24 ft (7.3 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesBarkley RD
CrossesBrown Drain
Location00.20 E of Whittern RD
RouteCounty Highway 322
StateIndiana
Coordinates40.93525, -84.87848
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating38.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span21 ft (6.5 m)
Deck width32 ft (9.7 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic112 (2018)
Projected traffic168 by 2038
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$336,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Barkley RD over Brown Drain built?

It was built in 1975, making it 50 years old in 2025.

What condition is Barkley RD over Brown Drain in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2024.

How much traffic does Barkley RD over Brown Drain carry?

About 112 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is Barkley RD over Brown Drain?

The structure is 24 ft (7.3 m) long with a longest span of 21 ft (6.5 m) and a deck 32 ft wide.

Who owns Barkley RD over Brown Drain?

It is owned by the County Highway Agency.