US Bridges

US 50 E over Birch CR

Fair

Franklin County, Missouri · S 28 T 43 N R 1 E · Structure no. 29032

Built
2002
23 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
251 ft
4 main spans
Daily traffic
13,368
2024 count
Owner
State
State Highway Agency

About this bridge

US 50 E over Birch CR is a prestressed concrete continuous stringer/multi-beam or girder carrying US 50 E over Birch CR in Franklin County, Missouri. It was built in 2002, so it is 23 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 6 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 13,368 vehicles a day, roughly 9% of them trucks, projected to reach 25,399 by 2044. The structure is 251 ft (76.5 m) long and 47 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

CarriesUS 50 E
CrossesBirch CR
LocationS 28 T 43 N R 1 E
RouteU.S. Route 50
Coordinates38.43746, -90.92261
Functional classUrban Other Principal 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93.3 US tons
Inventory rating51.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length251 ft (76.5 m)
Longest span65 ft (19.8 m)
Deck width47 ft (14.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,368 (2024)
Projected traffic25,399 by 2044
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 50 E over Birch CR built?

It was built in 2002, making it 23 years old in 2025.

What condition is US 50 E over Birch 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 October 2023.

How much traffic does US 50 E over Birch CR carry?

About 13,368 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is US 50 E over Birch CR?

The structure is 251 ft (76.5 m) long with a longest span of 65 ft (19.8 m) and a deck 47 ft wide.

Who owns US 50 E over Birch CR?

It is owned by the State Highway Agency.