US Bridges

Rt Jj S over Richland Creek

Good

Morgan County, Missouri · S 20 T 45 N R 18 W · Structure no. 33039

Built
2010
15 years old
Condition
Good
inspected December 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
210 ft
3 main spans
Daily traffic
332
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Jj S over Richland Creek is a prestressed concrete box beam or girders - multiple carrying Rt Jj S over Richland Creek in Morgan 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 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 332 vehicles a day, roughly 10% of them trucks, projected to reach 614 by 2044. The structure is 210 ft (64 m) long and 26 ft wide. If it were closed, the detour would be 26.1 mi (42 km).

CarriesRt Jj S
CrossesRichland Creek
LocationS 20 T 45 N R 18 W
RouteState Highway 0JJ
Coordinates38.64841, -92.92386
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2023
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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.4 US tons
Inventory rating38.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20 + Mod
Structure length210 ft (64 m)
Longest span100 ft (30.5 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic332 (2024)
Projected traffic614 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.1 mi (42 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 Rt Jj S over Richland Creek built?

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

What condition is Rt Jj S over Richland Creek 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 December 2023.

How much traffic does Rt Jj S over Richland Creek carry?

About 332 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Rt Jj S over Richland Creek?

The structure is 210 ft (64 m) long with a longest span of 100 ft (30.5 m) and a deck 26 ft wide.

Who owns Rt Jj S over Richland Creek?

It is owned by the State Highway Agency.