US Bridges

Mo 81 S over Honey CR

Fair

Clark County, Missouri · S 1 T 64 N R 8 W · Structure no. 2159

Built
1969
56 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
142 ft
3 main spans
Daily traffic
832
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 81 S over Honey CR is a steel continuous stringer/multi-beam or girder carrying Mo 81 S over Honey CR in Clark County, Missouri. It was built in 1969, so it is 56 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 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 832 vehicles a day, roughly 5% of them trucks, projected to reach 1,206 by 2044. The structure is 142 ft (43.3 m) long and 36 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesMo 81 S
CrossesHoney CR
LocationS 1 T 64 N R 8 W
RouteState Highway 81
Coordinates40.37426, -91.72051
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.8 US tons
Inventory rating17.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length142 ft (43.3 m)
Longest span56 ft (17.1 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic832 (2024)
Projected traffic1,206 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 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 Mo 81 S over Honey CR built?

It was built in 1969, making it 56 years old in 2025.

What condition is Mo 81 S over Honey 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 January 2025.

How much traffic does Mo 81 S over Honey CR carry?

About 832 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Mo 81 S over Honey CR?

The structure is 142 ft (43.3 m) long with a longest span of 56 ft (17.1 m) and a deck 36 ft wide.

Who owns Mo 81 S over Honey CR?

It is owned by the State Highway Agency.