US Bridges

Belleau CR RD over Belleau CR

Fair

St. Charles County, Missouri · S 1776 T 47 N R 3 E · Structure no. 29664

Built
1987
38 years old, rebuilt 2001
Condition
Fair
inspected February 2024
Type
Tee Beam
Prestressed Concrete Continuous
Length
118 ft
3 main spans
Daily traffic
5,000
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Belleau CR RD over Belleau CR is a prestressed concrete continuous tee beam carrying Belleau CR RD over Belleau CR in St. Charles County, Missouri. It was built in 1987 and reconstructed in 2001, so it is 38 years old, younger than the Missouri average of 45.1 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 5,000 vehicles a day, roughly 5% of them trucks, projected to reach 7,750 by 2044. The structure is 118 ft (36.1 m) long and 62 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesBelleau CR RD
CrossesBelleau CR
LocationS 1776 T 47 N R 3 E
RouteCity Street 0
CountySt. Charles County
StateMissouri
Coordinates38.799, -90.67515
Functional classUrban Minor Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.4 US tons
Inventory rating45.6 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length118 ft (36.1 m)
Longest span43 ft (13.1 m)
Deck width62 ft (18.9 m)
Roadway width55 ft (16.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2024)
Projected traffic7,750 by 2044
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Belleau CR RD over Belleau CR built?

It was built in 1987, making it 38 years old in 2025. It was reconstructed in 2001.

What condition is Belleau CR RD over Belleau CR 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 February 2024.

How much traffic does Belleau CR RD over Belleau CR carry?

About 5,000 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Belleau CR RD over Belleau CR?

The structure is 118 ft (36.1 m) long with a longest span of 43 ft (13.1 m) and a deck 62 ft wide.

Who owns Belleau CR RD over Belleau CR?

It is owned by the City or Municipal Highway Agency.