US Bridges

CR 700S over Wiley Thompson Ditch

FairPosted for load

Boone County, Indiana · 00.30 W of CR 200 E · Structure no. 0600108

Built
1930
95 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Concrete
Length
24 ft
1 main span
Daily traffic
120
2017 count
Owner
County
County Highway Agency

About this bridge

CR 700S over Wiley Thompson Ditch is a concrete stringer/multi-beam or girder carrying CR 700S over Wiley Thompson 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 other load-capacity restriction.

It carries about 120 vehicles a day, roughly 3% of them trucks, projected to reach 180 by 2037. The structure is 24 ft (7.3 m) long and 20 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCR 700S
CrossesWiley Thompson Ditch
Location00.30 W of CR 200 E
RouteCounty Highway 700
StateIndiana
Coordinates39.93798, -86.43752
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
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 protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.9 US tons
Inventory rating35.9 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length24 ft (7.3 m)
Longest span23 ft (7 m)
Deck width20 ft (6 m)
Roadway width18 ft (5.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120 (2017)
Projected traffic180 by 2037
Trucks3%
Lanes on structure2
Traffic directionOne-lane bridge for two-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 700S over Wiley Thompson Ditch built?

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

What condition is CR 700S over Wiley Thompson 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 700S over Wiley Thompson Ditch carry?

About 120 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is CR 700S over Wiley Thompson Ditch?

The structure is 24 ft (7.3 m) long with a longest span of 23 ft (7 m) and a deck 20 ft wide.

Who owns CR 700S over Wiley Thompson Ditch?

It is owned by the County Highway Agency.