US Bridges

Mo 34 E over Crooked CR

Fair

Bollinger County, Missouri · S 6 T 30 N R 10 E · Structure no. 2729

Built
1973
52 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
212 ft
5 main spans
Daily traffic
10,096
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 34 E over Crooked CR is a steel continuous stringer/multi-beam or girder carrying Mo 34 E over Crooked CR in Bollinger County, Missouri. It was built in 1973, so it is 52 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.

It carries about 10,096 vehicles a day, roughly 7% of them trucks, projected to reach 17,668 by 2044. The structure is 212 ft (64.6 m) long and 33 ft wide. If it were closed, the detour would be 34.8 mi (56 km).

Location

Open in Google Maps
CarriesMo 34 E
CrossesCrooked CR
LocationS 6 T 30 N R 10 E
RouteState Highway 34
CountyBollinger County
StateMissouri
Coordinates37.30279, -89.97882
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating34.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length212 ft (64.6 m)
Longest span46 ft (14 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,096 (2024)
Projected traffic17,668 by 2044
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.8 mi (56 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 Mo 34 E over Crooked CR built?

It was built in 1973, making it 52 years old in 2025.

What condition is Mo 34 E over Crooked 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 December 2023.

How much traffic does Mo 34 E over Crooked CR carry?

About 10,096 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Mo 34 E over Crooked CR?

The structure is 212 ft (64.6 m) long with a longest span of 46 ft (14 m) and a deck 33 ft wide.

Who owns Mo 34 E over Crooked CR?

It is owned by the State Highway Agency.