US Bridges

Mo 148 W over Harmon CR

Fair

Nodaway County, Missouri · S 9 T 65 N R 35 W · Structure no. 12113

Built
2001
24 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete Continuous
Length
38 ft
3 main spans
Daily traffic
2,363
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 148 W over Harmon CR is a concrete continuous culvert carrying Mo 148 W over Harmon CR in Nodaway County, Missouri. It was built in 2001, so it is 24 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 6 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 2,363 vehicles a day, roughly 17% of them trucks, projected to reach 3,190 by 2044. The structure is 38 ft (11.6 m) long. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesMo 148 W
CrossesHarmon CR
LocationS 9 T 65 N R 35 W
RouteState Highway 148
CountyNodaway County
StateMissouri
Coordinates40.45906, -94.84286
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.4 US tons
Inventory rating47.6 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,363 (2024)
Projected traffic3,190 by 2044
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Mo 148 W over Harmon CR built?

It was built in 2001, making it 24 years old in 2025.

What condition is Mo 148 W over Harmon CR 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 January 2024.

How much traffic does Mo 148 W over Harmon CR carry?

About 2,363 vehicles per day (2024 count), of which roughly 17% are trucks.

How long is Mo 148 W over Harmon CR?

The structure is 38 ft (11.6 m) long with a longest span of 10 ft (3 m).

Who owns Mo 148 W over Harmon CR?

It is owned by the State Highway Agency.