US Bridges

RD 450E over Unnamed Ditch

Fair

Madison County, Indiana · 00.30 S SR 236 · Structure no. 4800140

Built
2010
15 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
37 ft
1 main span
Daily traffic
150
2023 count
Owner
County
County Highway Agency

About this bridge

RD 450E over Unnamed Ditch is a steel stringer/multi-beam or girder carrying RD 450E over Unnamed Ditch in Madison County, Indiana. It was built in 2010, so it is 15 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 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 150 vehicles a day, roughly 3% of them trucks, projected to reach 213 by 2043. The structure is 37 ft (11.4 m) long and 32 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesRD 450E
CrossesUnnamed Ditch
Location00.30 S SR 236
RouteCounty Highway 0
CountyMadison County
StateIndiana
Coordinates40.05845, -85.58601
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating100 US tons
Inventory rating66.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length37 ft (11.4 m)
Longest span35 ft (10.6 m)
Deck width32 ft (9.7 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2023)
Projected traffic213 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 RD 450E over Unnamed Ditch built?

It was built in 2010, making it 15 years old in 2025.

What condition is RD 450E over Unnamed 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 October 2024.

How much traffic does RD 450E over Unnamed Ditch carry?

About 150 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is RD 450E over Unnamed Ditch?

The structure is 37 ft (11.4 m) long with a longest span of 35 ft (10.6 m) and a deck 32 ft wide.

Who owns RD 450E over Unnamed Ditch?

It is owned by the County Highway Agency.