US Bridges

Blue Ridge RD over Bear CR

Fair

Boone County, Missouri · S 31 T 49 N R 12 W · Structure no. 15429

Built
1982
43 years old
Condition
Fair
inspected December 2024
Type
Tee Beam
Prestressed Concrete
Length
71 ft
2 main spans
Daily traffic
1,050
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Blue Ridge RD over Bear CR is a prestressed concrete tee beam carrying Blue Ridge RD over Bear CR in Boone County, Missouri. It was built in 1982, so it is 43 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 1,050 vehicles a day, roughly 5% of them trucks, projected to reach 1,838 by 2043. The structure is 71 ft (21.6 m) long and 30 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesBlue Ridge RD
CrossesBear CR
LocationS 31 T 49 N R 12 W
RouteCity Street 0
Coordinates38.98423, -92.31577
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.6 US tons
Inventory rating28.8 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length71 ft (21.6 m)
Longest span35 ft (10.7 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,050 (2023)
Projected traffic1,838 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Blue Ridge RD over Bear CR built?

It was built in 1982, making it 43 years old in 2025.

What condition is Blue Ridge RD over Bear 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 December 2024.

How much traffic does Blue Ridge RD over Bear CR carry?

About 1,050 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Blue Ridge RD over Bear CR?

The structure is 71 ft (21.6 m) long with a longest span of 35 ft (10.7 m) and a deck 30 ft wide.

Who owns Blue Ridge RD over Bear CR?

It is owned by the City or Municipal Highway Agency.