US Bridges

Crystal Springs RD over Small CR

Good

Pettis County, Missouri · S 24 T 46 N R 23 W · Structure no. 23743

Built
1996
29 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
64 ft
1 main span
Daily traffic
35
2024 count
Owner
County
County Highway Agency

About this bridge

Crystal Springs RD over Small CR is a steel stringer/multi-beam or girder carrying Crystal Springs RD over Small CR in Pettis County, Missouri. It was built in 1996, so it is 29 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 35 vehicles a day, roughly 10% of them trucks, projected to reach 60 by 2044. The structure is 64 ft (19.5 m) long and 23 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesCrystal Springs RD
CrossesSmall CR
LocationS 24 T 46 N R 23 W
RouteCounty Highway 429
Coordinates38.74809, -93.39558
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84.3 US tons
Inventory rating50.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length64 ft (19.5 m)
Longest span58 ft (17.7 m)
Deck width23 ft (6.9 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2024)
Projected traffic60 by 2044
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 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 Crystal Springs RD over Small CR built?

It was built in 1996, making it 29 years old in 2025.

What condition is Crystal Springs RD over Small 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 February 2024.

How much traffic does Crystal Springs RD over Small CR carry?

About 35 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Crystal Springs RD over Small CR?

The structure is 64 ft (19.5 m) long with a longest span of 58 ft (17.7 m) and a deck 23 ft wide.

Who owns Crystal Springs RD over Small CR?

It is owned by the County Highway Agency.