US Bridges

County RD 91 over Hickory CR

Good

Andrew County, Missouri · S 10 T 61 N R 34 W · Structure no. 15346

Built
1994
31 years old
Condition
Good
inspected December 2023
Type
Tee Beam
Prestressed Concrete
Length
100 ft
3 main spans
Daily traffic
30
2024 count
Owner
County
County Highway Agency

About this bridge

County RD 91 over Hickory CR is a prestressed concrete tee beam carrying County RD 91 over Hickory CR in Andrew County, Missouri. It was built in 1994, so it is 31 years old, younger 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 30 vehicles a day, roughly 10% of them trucks, projected to reach 35 by 2044. The structure is 100 ft (30.5 m) long and 27 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCounty RD 91
CrossesHickory CR
LocationS 10 T 61 N R 34 W
RouteCounty Highway 91
Coordinates40.10485, -94.70953
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.4 US tons
Inventory rating46.6 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span33 ft (10.1 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2024)
Projected traffic35 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 County RD 91 over Hickory CR built?

It was built in 1994, making it 31 years old in 2025.

What condition is County RD 91 over Hickory 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 December 2023.

How much traffic does County RD 91 over Hickory CR carry?

About 30 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is County RD 91 over Hickory CR?

The structure is 100 ft (30.5 m) long with a longest span of 33 ft (10.1 m) and a deck 27 ft wide.

Who owns County RD 91 over Hickory CR?

It is owned by the County Highway Agency.