US Bridges

Or 70 E over Cedar CR

Good

Boone County, Missouri · S 10 T 48 N R 11 W · Structure no. 33176

Built
2010
15 years old
Condition
Good
inspected September 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
228 ft
2 main spans
Daily traffic
638
2024 count
Owner
State
State Highway Agency

About this bridge

Or 70 E over Cedar CR is a prestressed concrete box beam or girders - single or spread carrying Or 70 E over Cedar CR in Boone County, Missouri. It was built in 2010, so it is 15 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 638 vehicles a day, roughly 19% of them trucks, projected to reach 1,117 by 2044. The structure is 228 ft (69.5 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesOr 70 E
CrossesCedar CR
LocationS 10 T 48 N R 11 W
RouteState Highway 70
Coordinates38.95447, -92.14966
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.5 US tons
Inventory rating36.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+1 approach)
Design loadHS 20
Structure length228 ft (69.5 m)
Longest span90 ft (27.4 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic638 (2024)
Projected traffic1,117 by 2044
Trucks19%
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

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Or 70 E over Cedar CR built?

It was built in 2010, making it 15 years old in 2025.

What condition is Or 70 E over Cedar CR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does Or 70 E over Cedar CR carry?

About 638 vehicles per day (2024 count), of which roughly 19% are trucks.

How long is Or 70 E over Cedar CR?

The structure is 228 ft (69.5 m) long with a longest span of 90 ft (27.4 m) and a deck 26 ft wide.

Who owns Or 70 E over Cedar CR?

It is owned by the State Highway Agency.