US Bridges

E 400th ST over Muddy CR

Good

Harrison County, Missouri · S 25 T 62 N R 27 W · Structure no. 34288

Built
2011
14 years old
Condition
Good
inspected January 2024
Type
Slab
Concrete
Length
20 ft
1 main span
Daily traffic
25
2024 count
Owner
County
County Highway Agency

About this bridge

E 400th ST over Muddy CR is a concrete slab carrying E 400th ST over Muddy CR in Harrison County, Missouri. It was built in 2011, so it is 14 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 25 vehicles a day, roughly 10% of them trucks, projected to reach 29 by 2044. The structure is 20 ft (6.1 m) long and 20 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesE 400th ST
CrossesMuddy CR
LocationS 25 T 62 N R 27 W
RouteCounty Highway 658
Coordinates40.13367, -93.89558
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable 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 rating81.4 US tons
Inventory rating48.6 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadUnknown
Structure length20 ft (6.1 m)
Longest span20 ft (6.1 m)
Deck width20 ft (6 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2024)
Projected traffic29 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was E 400th ST over Muddy CR built?

It was built in 2011, making it 14 years old in 2025.

What condition is E 400th ST over Muddy CR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2024.

How much traffic does E 400th ST over Muddy CR carry?

About 25 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is E 400th ST over Muddy CR?

The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6.1 m) and a deck 20 ft wide.

Who owns E 400th ST over Muddy CR?

It is owned by the County Highway Agency.