US Bridges

Kern RD over Rogers Ditch

Fair

St. Joseph County, Indiana · 00.10 W of Elm RD · Structure no. 7100125

Built
2003
22 years old
Condition
Fair
inspected September 2024
Type
Slab
Concrete Continuous
Length
638 ft
35 main spans
Daily traffic
3,253
2020 count
Owner
County
County Highway Agency

About this bridge

Kern RD over Rogers Ditch is a concrete continuous slab carrying Kern RD over Rogers Ditch in St. Joseph County, Indiana. It was built in 2003, so it is 22 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.

It carries about 3,253 vehicles a day, roughly 7% of them trucks, projected to reach 4,705 by 2040. The structure is 638 ft (194.5 m) long and 36 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesKern RD
CrossesRogers Ditch
Location00.10 W of Elm RD
RouteCounty Highway 0
CountySt. Joseph County
StateIndiana
Coordinates41.60791, -86.13972
Functional classRural Major 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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.4 US tons
Inventory rating34.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans35
Design loadHS 20
Structure length638 ft (194.5 m)
Longest span40 ft (12.1 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,253 (2020)
Projected traffic4,705 by 2040
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$346,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Kern RD over Rogers Ditch built?

It was built in 2003, making it 22 years old in 2025.

What condition is Kern RD over Rogers 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 September 2024.

How much traffic does Kern RD over Rogers Ditch carry?

About 3,253 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is Kern RD over Rogers Ditch?

The structure is 638 ft (194.5 m) long with a longest span of 40 ft (12.1 m) and a deck 36 ft wide.

Who owns Kern RD over Rogers Ditch?

It is owned by the County Highway Agency.