US Bridges

Blue Spring DR over Trib Blue Sprg CR

Fair

Miller County, Missouri · S 36 T 41 N R 16 W · Structure no. 35980

Built
2017
8 years old
Condition
Fair
inspected January 2025
Type
Culvert
Steel Continuous
Length
33 ft
6 main spans
Daily traffic
25
2023 count
Owner
County
County Highway Agency

About this bridge

Blue Spring DR over Trib Blue Sprg CR is a steel continuous culvert carrying Blue Spring DR over Trib Blue Sprg CR in Miller County, Missouri. It was built in 2017, so it is 8 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 25 vehicles a day, roughly 10% of them trucks, projected to reach 43 by 2043. The structure is 33 ft (10.1 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesBlue Spring DR
CrossesTrib Blue Sprg CR
LocationS 36 T 41 N R 16 W
RouteCounty Highway 148
Coordinates38.26252, -92.65263
Functional classRural Local

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialSteel Continuous
DeckNot applicable
Main spans6
Design loadHS 20
Structure length33 ft (10.1 m)
Longest span4 ft (1.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2023)
Projected traffic43 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byOther Local 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 Blue Spring DR over Trib Blue Sprg CR built?

It was built in 2017, making it 8 years old in 2025.

What condition is Blue Spring DR over Trib Blue Sprg 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 2025.

How much traffic does Blue Spring DR over Trib Blue Sprg CR carry?

About 25 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Blue Spring DR over Trib Blue Sprg CR?

The structure is 33 ft (10.1 m) long with a longest span of 4 ft (1.2 m).

Who owns Blue Spring DR over Trib Blue Sprg CR?

It is owned by the County Highway Agency and maintained by the Other Local Agency.