US Bridges

Or 55 S over Ramsey Creek

Fair

Scott County, Missouri · S 185 T 30 N R 14 E · Structure no. 33058

Built
2010
15 years old
Condition
Fair
inspected February 2025
Type
Tee Beam
Prestressed Concrete
Length
302 ft
3 main spans
Daily traffic
1,792
2024 count
Owner
State
State Highway Agency

About this bridge

Or 55 S over Ramsey Creek is a prestressed concrete tee beam carrying Or 55 S over Ramsey Creek in Scott County, Missouri. It was built in 2010, so it is 15 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 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 1,792 vehicles a day, roughly 15% of them trucks, projected to reach 2,598 by 2044. The structure is 302 ft (92.1 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesOr 55 S
CrossesRamsey Creek
LocationS 185 T 30 N R 14 E
RouteState Highway 55
CountyScott County
StateMissouri
Coordinates37.22006, -89.54625
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2025
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 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 rating79.4 US tons
Inventory rating42.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length302 ft (92.1 m)
Longest span110 ft (33.5 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,792 (2024)
Projected traffic2,598 by 2044
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Or 55 S over Ramsey Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is Or 55 S over Ramsey Creek 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 February 2025.

How much traffic does Or 55 S over Ramsey Creek carry?

About 1,792 vehicles per day (2024 count), of which roughly 15% are trucks.

How long is Or 55 S over Ramsey Creek?

The structure is 302 ft (92.1 m) long with a longest span of 110 ft (33.5 m) and a deck 33 ft wide.

Who owns Or 55 S over Ramsey Creek?

It is owned by the State Highway Agency.