US Bridges

Is 35 S over Brushy CR

Fair

DeKalb County, Missouri · S 12 T 57 N R 30 W · Structure no. 813

Built
1964
61 years old
Condition
Fair
inspected December 2024
Type
Culvert
Concrete Continuous
Length
39 ft
3 main spans
Daily traffic
19,244
2024 count
Owner
State
State Highway Agency

About this bridge

Is 35 S over Brushy CR is a concrete continuous culvert carrying Is 35 S over Brushy CR in DeKalb County, Missouri. It was built in 1964, so it is 61 years old, older 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 19,244 vehicles a day, roughly 29% of them trucks, projected to reach 40,412 by 2044. The structure is 39 ft (11.9 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesIs 35 S
CrossesBrushy CR
LocationS 12 T 57 N R 30 W
RouteInterstate 35
Coordinates39.77149, -94.21334
Functional classRural Principal Arterial - Interstate

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 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
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.4 US tons
Inventory rating47.6 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length39 ft (11.9 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,244 (2024)
Projected traffic40,412 by 2044
Trucks29%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 Is 35 S over Brushy CR built?

It was built in 1964, making it 61 years old in 2025.

What condition is Is 35 S over Brushy 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 Is 35 S over Brushy CR carry?

About 19,244 vehicles per day (2024 count), of which roughly 29% are trucks.

How long is Is 35 S over Brushy CR?

The structure is 39 ft (11.9 m) long with a longest span of 12 ft (3.7 m).

Who owns Is 35 S over Brushy CR?

It is owned by the State Highway Agency.