US Bridges

Rt Aa S over Hominy CR

Good

Polk County, Missouri · S 35 T 34 N R 22 W · Structure no. 1690

Built
1966
59 years old, rebuilt 2009
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
142 ft
3 main spans
Daily traffic
277
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Aa S over Hominy CR is a steel continuous stringer/multi-beam or girder carrying Rt Aa S over Hominy CR in Polk County, Missouri. It was built in 1966 and reconstructed in 2009, so it is 59 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 277 vehicles a day, roughly 7% of them trucks, projected to reach 443 by 2044. The structure is 142 ft (43.3 m) long and 29 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesRt Aa S
CrossesHominy CR
LocationS 35 T 34 N R 22 W
RouteState Highway 0AA
Coordinates37.63793, -93.31244
Functional classRural Minor Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating32.7 US tons
Inventory rating18.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length142 ft (43.3 m)
Longest span60 ft (18.3 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic277 (2024)
Projected traffic443 by 2044
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Rt Aa S over Hominy CR built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2009.

What condition is Rt Aa S over Hominy 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 November 2023.

How much traffic does Rt Aa S over Hominy CR carry?

About 277 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Rt Aa S over Hominy CR?

The structure is 142 ft (43.3 m) long with a longest span of 60 ft (18.3 m) and a deck 29 ft wide.

Who owns Rt Aa S over Hominy CR?

It is owned by the State Highway Agency.