US Bridges

Or 70 E over Belleau CR

Good

St. Charles County, Missouri · S 27 T 47 N R 3 E · Structure no. 12060

Built
2000
25 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
168 ft
3 main spans
Daily traffic
5,106
2024 count
Owner
State
State Highway Agency

About this bridge

Or 70 E over Belleau CR is a prestressed concrete continuous stringer/multi-beam or girder carrying Or 70 E over Belleau CR in St. Charles County, Missouri. It was built in 2000, so it is 25 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 5,106 vehicles a day, roughly 7% of them trucks, projected to reach 9,957 by 2044. The structure is 168 ft (51.2 m) long and 56 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesOr 70 E
CrossesBelleau CR
LocationS 27 T 47 N R 3 E
RouteState Highway 70
CountySt. Charles County
StateMissouri
Coordinates38.80224, -90.67677
Functional classUrban Collector

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.
Superstructure7 GoodSome minor problems.
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 geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating93.3 US tons
Inventory rating55.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length168 ft (51.2 m)
Longest span66 ft (20 m)
Deck width56 ft (17 m)
Roadway width53 ft (16.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,106 (2024)
Projected traffic9,957 by 2044
Trucks7%
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 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 Or 70 E over Belleau CR built?

It was built in 2000, making it 25 years old in 2025.

What condition is Or 70 E over Belleau 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 Belleau CR carry?

About 5,106 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Or 70 E over Belleau CR?

The structure is 168 ft (51.2 m) long with a longest span of 66 ft (20 m) and a deck 56 ft wide.

Who owns Or 70 E over Belleau CR?

It is owned by the State Highway Agency.