US Bridges

SE Loutermilch over Platte Rvr

Fair

Buchanan County, Missouri · S 16 T 55 N R 34 W · Structure no. 22093

Built
1981
44 years old
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
170 ft
3 main spans
Daily traffic
100
2024 count
Owner
County
County Highway Agency

About this bridge

SE Loutermilch over Platte Rvr is a steel stringer/multi-beam or girder carrying SE Loutermilch over Platte Rvr in Buchanan County, Missouri. It was built in 1981, so it is 44 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 115 by 2044. The structure is 170 ft (51.8 m) long and 27 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesSE Loutermilch
CrossesPlatte Rvr
LocationS 16 T 55 N R 34 W
RouteCounty Highway 340
CountyBuchanan County
StateMissouri
Coordinates39.57904, -94.71583
Functional classRural Local

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.6 US tons
Inventory rating29.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length170 ft (51.8 m)
Longest span128 ft (39 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2024)
Projected traffic115 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 SE Loutermilch over Platte Rvr built?

It was built in 1981, making it 44 years old in 2025.

What condition is SE Loutermilch over Platte Rvr 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 2023.

How much traffic does SE Loutermilch over Platte Rvr carry?

About 100 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is SE Loutermilch over Platte Rvr?

The structure is 170 ft (51.8 m) long with a longest span of 128 ft (39 m) and a deck 27 ft wide.

Who owns SE Loutermilch over Platte Rvr?

It is owned by the County Highway Agency.