US Bridges

Hill CR RD 564 over Spring Br

Fair

Lincoln County, Missouri · S 21 T 49 N R 1 W · Structure no. 32216

Built
2007
18 years old
Condition
Fair
inspected April 2024
Type
Culvert
Concrete
Length
24 ft
3 main spans
Daily traffic
50
2023 count
Owner
County
County Highway Agency

About this bridge

Hill CR RD 564 over Spring Br is a concrete culvert carrying Hill CR RD 564 over Spring Br in Lincoln County, Missouri. It was built in 2007, so it is 18 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 50 vehicles a day, roughly 10% of them trucks, projected to reach 80 by 2043. The structure is 24 ft (7.4 m) long and 25 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesHill CR RD 564
CrossesSpring Br
LocationS 21 T 49 N R 1 W
RouteCounty Highway 196
CountyLincoln County
StateMissouri
Coordinates38.99711, -91.01644
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
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 adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating92.3 US tons
Inventory rating44.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length24 ft (7.4 m)
Longest span7 ft (2.2 m)
Deck width25 ft (7.6 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2023)
Projected traffic80 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Hill CR RD 564 over Spring Br built?

It was built in 2007, making it 18 years old in 2025.

What condition is Hill CR RD 564 over Spring Br in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2024.

How much traffic does Hill CR RD 564 over Spring Br carry?

About 50 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Hill CR RD 564 over Spring Br?

The structure is 24 ft (7.4 m) long with a longest span of 7 ft (2.2 m) and a deck 25 ft wide.

Who owns Hill CR RD 564 over Spring Br?

It is owned by the County Highway Agency.