US Bridges

Jarvis RD over Trib of Sandy CR

Fair

Jefferson County, Missouri · S 21 T 41 N R 5 E · Structure no. 18775

Built
1900
125 years old, rebuilt 1990
Condition
Fair
inspected January 2025
Type
Slab
Prestressed Concrete Continuous
Length
32 ft
1 main span
Daily traffic
341
2023 count
Owner
County
County Highway Agency

About this bridge

Jarvis RD over Trib of Sandy CR is a prestressed concrete continuous slab carrying Jarvis RD over Trib of Sandy CR in Jefferson County, Missouri. It was built in 1900 and reconstructed in 1990, so it is 125 years old, older 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 341 vehicles a day, roughly 2% of them trucks, projected to reach 580 by 2043. The structure is 32 ft (9.8 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesJarvis RD
CrossesTrib of Sandy CR
LocationS 21 T 41 N R 5 E
RouteCounty Highway 302
CountyJefferson County
StateMissouri
Coordinates38.26683, -90.4758
Functional classUrban 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating64.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span29 ft (8.8 m)
Deck width26 ft (7.9 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic341 (2023)
Projected traffic580 by 2043
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Jarvis RD over Trib of Sandy CR built?

It was built in 1900, making it 125 years old in 2025. It was reconstructed in 1990.

What condition is Jarvis RD over Trib of Sandy 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 January 2025.

How much traffic does Jarvis RD over Trib of Sandy CR carry?

About 341 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is Jarvis RD over Trib of Sandy CR?

The structure is 32 ft (9.8 m) long with a longest span of 29 ft (8.8 m) and a deck 26 ft wide.

Who owns Jarvis RD over Trib of Sandy CR?

It is owned by the County Highway Agency.