US Bridges

Rt a N over Crider CR

Fair

Gasconade County, Missouri · S 19 T 42 N R 6 W · Structure no. 35147

Built
2016
9 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
204 ft
3 main spans
Daily traffic
327
2024 count
Owner
State
State Highway Agency

About this bridge

Rt a N over Crider CR is a prestressed concrete continuous stringer/multi-beam or girder carrying Rt a N over Crider CR in Gasconade County, Missouri. It was built in 2016, so it is 9 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 6 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 327 vehicles a day, roughly 8% of them trucks, projected to reach 425 by 2044. The structure is 204 ft (62.1 m) long and 27 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

CarriesRt a N
CrossesCrider CR
LocationS 19 T 42 N R 6 W
RouteState Highway 0A
Coordinates38.36618, -91.62977
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.5 US tons
Inventory rating38.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length204 ft (62.1 m)
Longest span70 ft (21.3 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic327 (2024)
Projected traffic425 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Rt a N over Crider CR built?

It was built in 2016, making it 9 years old in 2025.

What condition is Rt a N over Crider CR 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 September 2024.

How much traffic does Rt a N over Crider CR carry?

About 327 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is Rt a N over Crider CR?

The structure is 204 ft (62.1 m) long with a longest span of 70 ft (21.3 m) and a deck 27 ft wide.

Who owns Rt a N over Crider CR?

It is owned by the State Highway Agency.