US Bridges

County RD 307 over Drain Dtch

PoorPosted for load

Stoddard County, Missouri · S 36 T 28 N R 10 E · Structure no. 12754

Built
1922
103 years old, rebuilt 1993
Condition
Poor
inspected January 2025
Type
Girder and Floorbeam System
Steel
Length
43 ft
1 main span
Daily traffic
35
2023 count
Owner
County
County Highway Agency

About this bridge

County RD 307 over Drain Dtch is a steel girder and floorbeam system carrying County RD 307 over Drain Dtch in Stoddard County, Missouri. It was built in 1922 and reconstructed in 1993, so it is 103 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 35 vehicles a day, roughly 10% of them trucks, projected to reach 46 by 2043. The structure is 43 ft (13.1 m) long and 20 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCounty RD 307
CrossesDrain Dtch
LocationS 36 T 28 N R 10 E
RouteCounty Highway 19
Coordinates37.05185, -89.88604
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
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
ScourFoundations stable; scour within limits of footing or piles
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 alignment6: Equal to present minimum criteria
Operating rating18.8 US tons
Inventory rating11.9 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadH 10
Structure length43 ft (13.1 m)
Longest span41 ft (12.5 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2023)
Projected traffic46 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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$366,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County RD 307 over Drain Dtch built?

It was built in 1922, making it 103 years old in 2025. It was reconstructed in 1993.

What condition is County RD 307 over Drain Dtch in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in January 2025.

How much traffic does County RD 307 over Drain Dtch carry?

About 35 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is County RD 307 over Drain Dtch?

The structure is 43 ft (13.1 m) long with a longest span of 41 ft (12.5 m) and a deck 20 ft wide.

Who owns County RD 307 over Drain Dtch?

It is owned by the County Highway Agency.