US Bridges

CR 675W over W Fork Big Walnut Creek

Fair

Boone County, Indiana · 00.20 N of CR 800 S · Structure no. 0600155

Built
1988
37 years old
Condition
Fair
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
68 ft
2 main spans
Daily traffic
10
2017 count
Owner
County
County Highway Agency

About this bridge

CR 675W over W Fork Big Walnut Creek is a prestressed concrete box beam or girders - multiple carrying CR 675W over W Fork Big Walnut Creek in Boone County, Indiana. It was built in 1988, so it is 37 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 5 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 10 vehicles a day, roughly 10% of them trucks, projected to reach 20 by 2037. The structure is 68 ft (20.7 m) long and 24 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesCR 675W
CrossesW Fork Big Walnut Creek
Location00.20 N of CR 800 S
RouteCounty Highway 675
CountyBoone County
StateIndiana
Coordinates39.92584, -86.59589
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating44 US tons
Inventory rating29.3 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadUnknown
Structure length68 ft (20.7 m)
Longest span45 ft (13.7 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2017)
Projected traffic20 by 2037
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 675W over W Fork Big Walnut Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is CR 675W over W Fork Big Walnut Creek 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 675W over W Fork Big Walnut Creek carry?

About 10 vehicles per day (2017 count), of which roughly 10% are trucks.

How long is CR 675W over W Fork Big Walnut Creek?

The structure is 68 ft (20.7 m) long with a longest span of 45 ft (13.7 m) and a deck 24 ft wide.

Who owns CR 675W over W Fork Big Walnut Creek?

It is owned by the County Highway Agency.