US Bridges

Mo 215 S over Little Sac Rvr

Good

Polk County, Missouri · S 29 T 32 N R 23 W · Structure no. 33259

Built
2012
13 years old
Condition
Good
inspected November 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
343 ft
3 main spans
Daily traffic
2,382
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 215 S over Little Sac Rvr is a prestressed concrete box beam or girders - single or spread carrying Mo 215 S over Little Sac Rvr in Polk County, Missouri. It was built in 2012, so it is 13 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 2,382 vehicles a day, roughly 5% of them trucks, projected to reach 3,811 by 2044. The structure is 343 ft (104.5 m) long and 30 ft wide. If it were closed, the detour would be 28 mi (45 km).

CarriesMo 215 S
CrossesLittle Sac Rvr
LocationS 29 T 32 N R 23 W
RouteState Highway 215
Coordinates37.48279, -93.48553
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94.2 US tons
Inventory rating54.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3 (+2 approach)
Design loadHS 20
Structure length343 ft (104.5 m)
Longest span70 ft (21.3 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,382 (2024)
Projected traffic3,811 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 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 Mo 215 S over Little Sac Rvr built?

It was built in 2012, making it 13 years old in 2025.

What condition is Mo 215 S over Little Sac Rvr 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 November 2023.

How much traffic does Mo 215 S over Little Sac Rvr carry?

About 2,382 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Mo 215 S over Little Sac Rvr?

The structure is 343 ft (104.5 m) long with a longest span of 70 ft (21.3 m) and a deck 30 ft wide.

Who owns Mo 215 S over Little Sac Rvr?

It is owned by the State Highway Agency.