US Bridges

Hoffman RD over Flatrock Creek

Fair

Allen County, Indiana · 00.01 E SR 101 · Structure no. 0200226

Built
1960
65 years old, rebuilt 1998
Condition
Fair
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
82 ft
1 main span
Daily traffic
130
2018 count
Owner
County
County Highway Agency

About this bridge

Hoffman RD over Flatrock Creek is a prestressed concrete box beam or girders - multiple carrying Hoffman RD over Flatrock Creek in Allen County, Indiana. It was built in 1960 and reconstructed in 1998, so it is 65 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 130 vehicles a day, roughly 5% of them trucks, projected to reach 194 by 2038. The structure is 82 ft (24.9 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesHoffman RD
CrossesFlatrock Creek
Location00.01 E SR 101
RouteCounty Highway 0
StateIndiana
Coordinates40.99371, -84.86258
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.
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 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.1 US tons
Inventory rating41.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length82 ft (24.9 m)
Longest span76 ft (23.1 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130 (2018)
Projected traffic194 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Hoffman RD over Flatrock Creek built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1998.

What condition is Hoffman RD over Flatrock 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 May 2024.

How much traffic does Hoffman RD over Flatrock Creek carry?

About 130 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is Hoffman RD over Flatrock Creek?

The structure is 82 ft (24.9 m) long with a longest span of 76 ft (23.1 m) and a deck 24 ft wide.

Who owns Hoffman RD over Flatrock Creek?

It is owned by the County Highway Agency.