US Bridges

Rt Aa S over Drain Dtch No 10

PoorPosted for load

Butler County, Missouri · S 26 T 24 N R 7 E · Structure no. 9809

Built
1948
77 years old
Condition
Poor
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
73 ft
3 main spans
Daily traffic
1,119
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Aa S over Drain Dtch No 10 is a steel stringer/multi-beam or girder carrying Rt Aa S over Drain Dtch No 10 in Butler County, Missouri. It was built in 1948, so it is 77 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 1,119 vehicles a day, roughly 5% of them trucks, projected to reach 1,679 by 2044. The structure is 73 ft (22.3 m) long and 22 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

CarriesRt Aa S
CrossesDrain Dtch No 10
LocationS 26 T 24 N R 7 E
RouteState Highway 0AA
Coordinates36.69085, -90.2818
Functional classRural Major Collector

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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating24.8 US tons
Inventory rating12.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 10
Structure length73 ft (22.3 m)
Longest span33 ft (10.1 m)
Deck width22 ft (6.8 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,119 (2024)
Projected traffic1,679 by 2044
Trucks5%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$852,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Rt Aa S over Drain Dtch No 10 built?

It was built in 1948, making it 77 years old in 2025.

What condition is Rt Aa S over Drain Dtch No 10 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 February 2025.

How much traffic does Rt Aa S over Drain Dtch No 10 carry?

About 1,119 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Rt Aa S over Drain Dtch No 10?

The structure is 73 ft (22.3 m) long with a longest span of 33 ft (10.1 m) and a deck 22 ft wide.

Who owns Rt Aa S over Drain Dtch No 10?

It is owned by the State Highway Agency.