US Bridges

County RD 472 over ST Johns Dtch

FairPosted for load

Scott County, Missouri · S 32 T 27 N R 14 E · Structure no. 16195

Built
1982
43 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
100 ft
4 main spans
Daily traffic
100
2023 count
Owner
Local
Other Local Agency

About this bridge

County RD 472 over ST Johns Dtch is a steel stringer/multi-beam or girder carrying County RD 472 over ST Johns Dtch in Scott County, Missouri. It was built in 1982, so it is 43 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. Its operating status is: posted for load restriction.

It carries about 100 vehicles a day, roughly 10% of them trucks, projected to reach 140 by 2043. The structure is 100 ft (30.5 m) long and 19 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesCounty RD 472
CrossesST Johns Dtch
LocationS 32 T 27 N R 14 E
RouteCounty Highway 113
CountyScott County
StateMissouri
Coordinates36.93561, -89.55919
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating21.8 US tons
Inventory rating12.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadOther
Structure length100 ft (30.5 m)
Longest span28 ft (8.5 m)
Deck width19 ft (5.9 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic140 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerOther Local Agency
Maintained byOther Local 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 County RD 472 over ST Johns Dtch built?

It was built in 1982, making it 43 years old in 2025.

What condition is County RD 472 over ST Johns Dtch 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 County RD 472 over ST Johns Dtch carry?

About 100 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is County RD 472 over ST Johns Dtch?

The structure is 100 ft (30.5 m) long with a longest span of 28 ft (8.5 m) and a deck 19 ft wide.

Who owns County RD 472 over ST Johns Dtch?

It is owned by the Other Local Agency.