US Bridges

US 69 S over US 36

Fair

DeKalb County, Missouri · S 14 T 57 N R 30 W · Structure no. 2611

Built
1990
35 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
283 ft
2 main spans
Daily traffic
9,126
2024 count
Owner
State
State Highway Agency

About this bridge

US 69 S over US 36 is a steel continuous stringer/multi-beam or girder carrying US 69 S over US 36 in DeKalb County, Missouri. It was built in 1990, so it is 35 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 9,126 vehicles a day, roughly 5% of them trucks, projected to reach 12,320 by 2044. The structure is 283 ft (86.3 m) long and 57 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesUS 69 S
CrossesUS 36
LocationS 14 T 57 N R 30 W
RouteU.S. Route 69
Coordinates39.75446, -94.23432
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54.6 US tons
Inventory rating32.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length283 ft (86.3 m)
Longest span118 ft (36 m)
Deck width57 ft (17.5 m)
Roadway width53 ft (16.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,126 (2024)
Projected traffic12,320 by 2044
Trucks5%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 69 S over US 36 built?

It was built in 1990, making it 35 years old in 2025.

What condition is US 69 S over US 36 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 2023.

How much traffic does US 69 S over US 36 carry?

About 9,126 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is US 69 S over US 36?

The structure is 283 ft (86.3 m) long with a longest span of 118 ft (36 m) and a deck 57 ft wide.

Who owns US 69 S over US 36?

It is owned by the State Highway Agency.