US Bridges

Flag Springs RD over N Moreau CR

Good

Moniteau County, Missouri · S 1 T 44 N R 16 W · Structure no. 17940

Built
1987
38 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
222 ft
3 main spans
Daily traffic
15
2024 count
Owner
County
County Highway Agency

About this bridge

Flag Springs RD over N Moreau CR is a prestressed concrete stringer/multi-beam or girder carrying Flag Springs RD over N Moreau CR in Moniteau County, Missouri. It was built in 1987, so it is 38 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 15 vehicles a day, roughly 10% of them trucks, projected to reach 21 by 2044. The structure is 222 ft (67.7 m) long and 26 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesFlag Springs RD
CrossesN Moreau CR
LocationS 1 T 44 N R 16 W
RouteCounty Highway 167
Coordinates38.60394, -92.62214
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
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
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.6 US tons
Inventory rating17.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length222 ft (67.7 m)
Longest span73 ft (22.3 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2024)
Projected traffic21 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Flag Springs RD over N Moreau CR built?

It was built in 1987, making it 38 years old in 2025.

What condition is Flag Springs RD over N Moreau 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 December 2023.

How much traffic does Flag Springs RD over N Moreau CR carry?

About 15 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Flag Springs RD over N Moreau CR?

The structure is 222 ft (67.7 m) long with a longest span of 73 ft (22.3 m) and a deck 26 ft wide.

Who owns Flag Springs RD over N Moreau CR?

It is owned by the County Highway Agency.