US Bridges

CR 75W over Dieter Ditch

Fair

White County, Indiana · 00.39 N Smithson RD · Structure no. 9100147

Built
1990
35 years old
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
56 ft
1 main span
Daily traffic
135
2024 count
Owner
County
County Highway Agency

About this bridge

CR 75W over Dieter Ditch is a prestressed concrete box beam or girders - multiple carrying CR 75W over Dieter Ditch in White County, Indiana. It was built in 1990, so it is 35 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 135 vehicles a day, roughly 5% of them trucks, projected to reach 160 by 2044. The structure is 56 ft (17 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR 75W
CrossesDieter Ditch
Location00.39 N Smithson RD
RouteCounty Highway 43
StateIndiana
Coordinates40.72322, -86.88525
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
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 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.3 US tons
Inventory rating30.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length56 ft (17 m)
Longest span52 ft (15.8 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic135 (2024)
Projected traffic160 by 2044
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 CR 75W over Dieter Ditch built?

It was built in 1990, making it 35 years old in 2025.

What condition is CR 75W over Dieter 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 CR 75W over Dieter Ditch carry?

About 135 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is CR 75W over Dieter Ditch?

The structure is 56 ft (17 m) long with a longest span of 52 ft (15.8 m) and a deck 28 ft wide.

Who owns CR 75W over Dieter Ditch?

It is owned by the County Highway Agency.