US Bridges

NE 15th LN over N Fk Spring Rvr

Good

Barton County, Missouri · S 18 T 32 N R 30 W · Structure no. 29395

Built
2003
22 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
179 ft
3 main spans
Daily traffic
200
2023 count
Owner
County
County Highway Agency

About this bridge

NE 15th LN over N Fk Spring Rvr is a prestressed concrete continuous stringer/multi-beam or girder carrying NE 15th LN over N Fk Spring Rvr in Barton County, Missouri. It was built in 2003, so it is 22 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 200 vehicles a day, roughly 10% of them trucks, projected to reach 280 by 2043. The structure is 179 ft (54.6 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNE 15th LN
CrossesN Fk Spring Rvr
LocationS 18 T 32 N R 30 W
RouteCounty Highway 186
Coordinates37.5283, -94.26945
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.4 US tons
Inventory rating44.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length179 ft (54.6 m)
Longest span67 ft (20.4 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2023)
Projected traffic280 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 NE 15th LN over N Fk Spring Rvr built?

It was built in 2003, making it 22 years old in 2025.

What condition is NE 15th LN over N Fk Spring 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 March 2023.

How much traffic does NE 15th LN over N Fk Spring Rvr carry?

About 200 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is NE 15th LN over N Fk Spring Rvr?

The structure is 179 ft (54.6 m) long with a longest span of 67 ft (20.4 m) and a deck 24 ft wide.

Who owns NE 15th LN over N Fk Spring Rvr?

It is owned by the County Highway Agency.