US Bridges

Klondike RD over Trib of Belews CR

Fair

Jefferson County, Missouri · S 20 T 41 N R 4 E · Structure no. 18504

Built
1984
41 years old
Condition
Fair
inspected January 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
30 ft
1 main span
Daily traffic
182
2023 count
Owner
County
County Highway Agency

About this bridge

Klondike RD over Trib of Belews CR is a prestressed concrete box beam or girders - multiple carrying Klondike RD over Trib of Belews CR in Jefferson County, Missouri. It was built in 1984, so it is 41 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 5 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 182 vehicles a day, roughly 2% of them trucks, projected to reach 364 by 2043. The structure is 30 ft (9.1 m) long and 25 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesKlondike RD
CrossesTrib of Belews CR
LocationS 20 T 41 N R 4 E
RouteCounty Highway 159
CountyJefferson County
StateMissouri
Coordinates38.26676, -90.59617
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating60.5 US tons
Inventory rating33.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadH 15
Structure length30 ft (9.1 m)
Longest span28 ft (8.5 m)
Deck width25 ft (7.7 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic182 (2023)
Projected traffic364 by 2043
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Klondike RD over Trib of Belews CR built?

It was built in 1984, making it 41 years old in 2025.

What condition is Klondike RD over Trib of Belews 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 Klondike RD over Trib of Belews CR carry?

About 182 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is Klondike RD over Trib of Belews CR?

The structure is 30 ft (9.1 m) long with a longest span of 28 ft (8.5 m) and a deck 25 ft wide.

Who owns Klondike RD over Trib of Belews CR?

It is owned by the County Highway Agency.