US Bridges

Rt a S over Crider CR

Good

Gasconade County, Missouri · S 18 T 42 N R 6 W · Structure no. 3008

Built
1977
48 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
214 ft
3 main spans
Daily traffic
327
2024 count
Owner
State
State Highway Agency

About this bridge

Rt a S over Crider CR is a prestressed concrete continuous stringer/multi-beam or girder carrying Rt a S over Crider CR in Gasconade County, Missouri. It was built in 1977, so it is 48 years old, older 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 327 vehicles a day, roughly 4% of them trucks, projected to reach 425 by 2044. The structure is 214 ft (65.2 m) long and 31 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

CarriesRt a S
CrossesCrider CR
LocationS 18 T 42 N R 6 W
RouteState Highway 0A
Coordinates38.38178, -91.63351
Functional classRural Major Collector

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.5 US tons
Inventory rating21.8 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length214 ft (65.2 m)
Longest span72 ft (21.9 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic327 (2024)
Projected traffic425 by 2044
Trucks4%
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 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 Rt a S over Crider CR built?

It was built in 1977, making it 48 years old in 2025.

What condition is Rt a S over Crider 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 September 2024.

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

About 327 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Rt a S over Crider CR?

The structure is 214 ft (65.2 m) long with a longest span of 72 ft (21.9 m) and a deck 31 ft wide.

Who owns Rt a S over Crider CR?

It is owned by the State Highway Agency.