US Bridges

East 7th Road over Dausman Ditch

Poor

Marshall County, Indiana · 00.10 W of N. Cedar Road · Structure no. 5000073

Built
1970
55 years old
Condition
Poor
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
57 ft
1 main span
Daily traffic
100
2021 count
Owner
County
County Highway Agency

About this bridge

East 7th Road over Dausman Ditch is a prestressed concrete box beam or girders - multiple carrying East 7th Road over Dausman Ditch in Marshall County, Indiana. It was built in 1970, so it is 55 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 100 vehicles a day, roughly 4% of them trucks, projected to reach 150 by 2041. The structure is 57 ft (17.3 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesEast 7th Road
CrossesDausman Ditch
Location00.10 W of N. Cedar Road
RouteCounty Highway 76
CountyMarshall County
StateIndiana
Coordinates41.37584, -86.10045
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating79.3 US tons
Inventory rating47.4 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length57 ft (17.3 m)
Longest span53 ft (16.1 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2021)
Projected traffic150 by 2041
Trucks4%
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$600,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was East 7th Road over Dausman Ditch built?

It was built in 1970, making it 55 years old in 2025.

What condition is East 7th Road over Dausman Ditch 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 October 2024.

How much traffic does East 7th Road over Dausman Ditch carry?

About 100 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is East 7th Road over Dausman Ditch?

The structure is 57 ft (17.3 m) long with a longest span of 53 ft (16.1 m) and a deck 24 ft wide.

Who owns East 7th Road over Dausman Ditch?

It is owned by the County Highway Agency.