US Bridges

Mdl Jamestown RD over Cunningham Ditch

PoorPosted for load

Boone County, Indiana · 00.30 N of CR 400 S · Structure no. 0600113

Built
1930
95 years old
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
30 ft
1 main span
Daily traffic
120
2017 count
Owner
County
County Highway Agency

About this bridge

Mdl Jamestown RD over Cunningham Ditch is a steel stringer/multi-beam or girder carrying Mdl Jamestown RD over Cunningham Ditch in Boone County, Indiana. It was built in 1930, so it is 95 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. Its operating status is: posted for load restriction.

It carries about 120 vehicles a day, roughly 5% of them trucks, projected to reach 180 by 2037. The structure is 30 ft (9.2 m) long and 23 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesMdl Jamestown RD
CrossesCunningham Ditch
Location00.30 N of CR 400 S
RouteCounty Highway 0
CountyBoone County
StateIndiana
Coordinates39.98458, -86.521
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.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating39.8 US tons
Inventory rating23.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length30 ft (9.2 m)
Longest span28 ft (8.5 m)
Deck width23 ft (7 m)
Roadway width21 ft (6.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120 (2017)
Projected traffic180 by 2037
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$588,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Mdl Jamestown RD over Cunningham Ditch built?

It was built in 1930, making it 95 years old in 2025.

What condition is Mdl Jamestown RD over Cunningham 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 September 2024.

How much traffic does Mdl Jamestown RD over Cunningham Ditch carry?

About 120 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is Mdl Jamestown RD over Cunningham Ditch?

The structure is 30 ft (9.2 m) long with a longest span of 28 ft (8.5 m) and a deck 23 ft wide.

Who owns Mdl Jamestown RD over Cunningham Ditch?

It is owned by the County Highway Agency.