US Bridges

CR 25W over Smith Ditch

FairPosted for load

Boone County, Indiana · 00.20 N of CR 450 S · Structure no. 0600106

Built
1930
95 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
27 ft
1 main span
Daily traffic
810
2017 count
Owner
County
County Highway Agency

About this bridge

CR 25W over Smith Ditch is a concrete stringer/multi-beam or girder carrying CR 25W over Smith 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 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. Its operating status is: posted for load restriction.

It carries about 810 vehicles a day, roughly 5% of them trucks, projected to reach 1,230 by 2037. The structure is 27 ft (8.2 m) long and 23 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR 25W
CrossesSmith Ditch
Location00.20 N of CR 450 S
RouteCounty Highway 25
StateIndiana
Coordinates39.97669, -86.47353
Functional classRural Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.8 US tons
Inventory rating32.8 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length27 ft (8.2 m)
Longest span25 ft (7.6 m)
Deck width23 ft (6.9 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic810 (2017)
Projected traffic1,230 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$571,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 25W over Smith Ditch built?

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

What condition is CR 25W over Smith 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 2023.

How much traffic does CR 25W over Smith Ditch carry?

About 810 vehicles per day (2017 count), of which roughly 5% are trucks.

How long is CR 25W over Smith Ditch?

The structure is 27 ft (8.2 m) long with a longest span of 25 ft (7.6 m) and a deck 23 ft wide.

Who owns CR 25W over Smith Ditch?

It is owned by the County Highway Agency.