US Bridges

Old RTE K over Hinkson CR

Good

Boone County, Missouri · S 24 T 48 N R 13 W · Structure no. 32732

Built
2009
16 years old
Condition
Good
inspected December 2024
Type
Tee Beam
Prestressed Concrete Continuous
Length
204 ft
2 main spans
Daily traffic
2,000
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Old RTE K over Hinkson CR is a prestressed concrete continuous tee beam carrying Old RTE K over Hinkson CR in Boone County, Missouri. It was built in 2009, so it is 16 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 2,000 vehicles a day, roughly 10% of them trucks, projected to reach 3,500 by 2043. The structure is 204 ft (62.2 m) long and 62 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesOld RTE K
CrossesHinkson CR
LocationS 24 T 48 N R 13 W
RouteCounty Highway 0
Coordinates38.92797, -92.33973
Functional classUrban Collector

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.4 US tons
Inventory rating44.6 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length204 ft (62.2 m)
Longest span120 ft (36.6 m)
Deck width62 ft (18.9 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,000 (2023)
Projected traffic3,500 by 2043
Trucks10%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Old RTE K over Hinkson CR built?

It was built in 2009, making it 16 years old in 2025.

What condition is Old RTE K over Hinkson 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 2024.

How much traffic does Old RTE K over Hinkson CR carry?

About 2,000 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Old RTE K over Hinkson CR?

The structure is 204 ft (62.2 m) long with a longest span of 120 ft (36.6 m) and a deck 62 ft wide.

Who owns Old RTE K over Hinkson CR?

It is owned by the City or Municipal Highway Agency.