US Bridges

Bahner Quarry RD over Willow Fork CR

Good

Moniteau County, Missouri · S 26 T 45 N R 17 W · Structure no. 32409

Built
2008
17 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
94 ft
1 main span
Daily traffic
50
2024 count
Owner
County
County Highway Agency

About this bridge

Bahner Quarry RD over Willow Fork CR is a prestressed concrete stringer/multi-beam or girder carrying Bahner Quarry RD over Willow Fork CR in Moniteau County, Missouri. It was built in 2008, so it is 17 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, roughly 10% of them trucks, projected to reach 70 by 2044. The structure is 94 ft (28.8 m) long and 23 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesBahner Quarry RD
CrossesWillow Fork CR
LocationS 26 T 45 N R 17 W
RouteCounty Highway 98
CountyMoniteau County
StateMissouri
Coordinates38.62686, -92.76624
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
Deck8 Very GoodNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.4 US tons
Inventory rating45.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length94 ft (28.8 m)
Longest span90 ft (27.5 m)
Deck width23 ft (6.9 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2024)
Projected traffic70 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Bahner Quarry RD over Willow Fork CR built?

It was built in 2008, making it 17 years old in 2025.

What condition is Bahner Quarry RD over Willow Fork 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 Bahner Quarry RD over Willow Fork CR carry?

About 50 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Bahner Quarry RD over Willow Fork CR?

The structure is 94 ft (28.8 m) long with a longest span of 90 ft (27.5 m) and a deck 23 ft wide.

Who owns Bahner Quarry RD over Willow Fork CR?

It is owned by the County Highway Agency.