US Bridges

US 67 S over Missouri Rvr BNSF RR

FairPosted for load

St. Charles County, Missouri · S 9 T 47 N R 7 E · Structure no. 2616

Built
1979
46 years old, rebuilt 2006
Condition
Fair
inspected May 2023
Type
Girder and Floorbeam System
Steel Continuous
Length
2,783 ft
8 main spans
Daily traffic
22,278
2024 count
Owner
State
State Highway Agency

About this bridge

US 67 S over Missouri Rvr BNSF RR is a steel continuous girder and floorbeam system carrying US 67 S over Missouri Rvr BNSF RR in St. Charles County, Missouri. It was built in 1979 and reconstructed in 2006, so it is 46 years old, older 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 6 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 load restriction.

It carries about 22,278 vehicles a day, roughly 4% of them trucks, projected to reach 37,873 by 2044. The structure is 2,783 ft (848.3 m) long and 83 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesUS 67 S
CrossesMissouri Rvr BNSF RR
LocationS 9 T 47 N R 7 E
RouteU.S. Route 67
CountySt. Charles County
StateMissouri
Coordinates38.84398, -90.23475
Functional classRural Principal Arterial - Other

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.6 US tons
Inventory rating33.7 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans8 (+6 approach)
Design loadHS 20
Structure length2,783 ft (848.3 m)
Longest span450 ft (137.2 m)
Deck width83 ft (25.4 m)
Roadway width83 ft (25.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,278 (2024)
Projected traffic37,873 by 2044
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad and waterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was US 67 S over Missouri Rvr BNSF RR built?

It was built in 1979, making it 46 years old in 2025. It was reconstructed in 2006.

What condition is US 67 S over Missouri Rvr BNSF RR 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 May 2023.

How much traffic does US 67 S over Missouri Rvr BNSF RR carry?

About 22,278 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is US 67 S over Missouri Rvr BNSF RR?

The structure is 2,783 ft (848.3 m) long with a longest span of 450 ft (137.2 m) and a deck 83 ft wide.

Who owns US 67 S over Missouri Rvr BNSF RR?

It is owned by the State Highway Agency.