US Bridges

Or 55 S over Br Sandy CR

Fair

Jefferson County, Missouri · S 420 T 41 N R 6 E · Structure no. 707

Built
1964
61 years old
Condition
Fair
inspected December 2024
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
2,316
2024 count
Owner
State
State Highway Agency

About this bridge

Or 55 S over Br Sandy CR is a concrete continuous culvert carrying Or 55 S over Br Sandy CR in Jefferson County, Missouri. It was built in 1964, so it is 61 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 2,316 vehicles a day, roughly 3% of them trucks, projected to reach 4,169 by 2044. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesOr 55 S
CrossesBr Sandy CR
LocationS 420 T 41 N R 6 E
RouteState Highway 55
CountyJefferson County
StateMissouri
Coordinates38.28379, -90.40416
Functional classUrban Local

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 15
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,316 (2024)
Projected traffic4,169 by 2044
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Or 55 S over Br Sandy CR built?

It was built in 1964, making it 61 years old in 2025.

What condition is Or 55 S over Br 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 December 2024.

How much traffic does Or 55 S over Br Sandy CR carry?

About 2,316 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Or 55 S over Br Sandy CR?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m).

Who owns Or 55 S over Br Sandy CR?

It is owned by the State Highway Agency.