US Bridges

Scipio RD over Hamm Ditch

Fair

Allen County, Indiana · 00.01 N Knouse Road · Structure no. 0200009

Built
1971
54 years old, rebuilt 2005
Condition
Fair
inspected May 2024
Type
Slab
Concrete Continuous
Length
66 ft
3 main spans
Daily traffic
312
2018 count
Owner
County
County Highway Agency

About this bridge

Scipio RD over Hamm Ditch is a concrete continuous slab carrying Scipio RD over Hamm Ditch in Allen County, Indiana. It was built in 1971 and reconstructed in 2005, so it is 54 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 6 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 312 vehicles a day, roughly 5% of them trucks, projected to reach 467 by 2038. The structure is 66 ft (20.2 m) long and 37 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesScipio RD
CrossesHamm Ditch
Location00.01 N Knouse Road
RouteCounty Highway 131
CountyAllen County
StateIndiana
Coordinates41.21262, -84.83119
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.3 US tons
Inventory rating49.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length66 ft (20.2 m)
Longest span22 ft (6.7 m)
Deck width37 ft (11.2 m)
Roadway width34 ft (10.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic312 (2018)
Projected traffic467 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 Scipio RD over Hamm Ditch built?

It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2005.

What condition is Scipio RD over Hamm Ditch 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 Scipio RD over Hamm Ditch carry?

About 312 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is Scipio RD over Hamm Ditch?

The structure is 66 ft (20.2 m) long with a longest span of 22 ft (6.7 m) and a deck 37 ft wide.

Who owns Scipio RD over Hamm Ditch?

It is owned by the County Highway Agency.