US Bridges

CR 700 S over I-74

Fair

Boone County, Indiana · 00.89 E SR 75 · Structure no. 044290

Built
1963
62 years old, rebuilt 1987
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Concrete Continuous
Length
225 ft
4 main spans
Daily traffic
633
2021 count
Owner
State
State Highway Agency

About this bridge

CR 700 S over I-74 is a concrete continuous stringer/multi-beam or girder carrying CR 700 S over I-74 in Boone County, Indiana. It was built in 1963 and reconstructed in 1987, so it is 62 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.

It carries about 633 vehicles a day, roughly 2% of them trucks, projected to reach 2,894 by 2034. The structure is 225 ft (68.7 m) long and 29 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesCR 700 S
CrossesI-74
Location00.89 E SR 75
RouteCounty Highway 0
CountyBoone County
StateIndiana
Coordinates39.93656, -86.60498
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.4 US tons
Inventory rating36.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length225 ft (68.7 m)
Longest span70 ft (21.3 m)
Deck width29 ft (8.9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic633 (2021)
Projected traffic2,894 by 2034
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was CR 700 S over I-74 built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 1987.

What condition is CR 700 S over I-74 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 2024.

How much traffic does CR 700 S over I-74 carry?

About 633 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is CR 700 S over I-74?

The structure is 225 ft (68.7 m) long with a longest span of 70 ft (21.3 m) and a deck 29 ft wide.

Who owns CR 700 S over I-74?

It is owned by the State Highway Agency.