US Bridges

US 36 W over Is 35

Good

DeKalb County, Missouri · S 13 T 57 N R 30 W · Structure no. 855

Built
1963
62 years old, rebuilt 2017
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
223 ft
4 main spans
Daily traffic
7,793
2024 count
Owner
State
State Highway Agency

About this bridge

US 36 W over Is 35 is a steel continuous stringer/multi-beam or girder carrying US 36 W over Is 35 in DeKalb County, Missouri. It was built in 1963 and reconstructed in 2017, so it is 62 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 7,793 vehicles a day, roughly 37% of them trucks, projected to reach 16,365 by 2044. The structure is 223 ft (68 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 36 W
CrossesIs 35
LocationS 13 T 57 N R 30 W
RouteU.S. Route 36
Coordinates39.75384, -94.21986
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.7 US tons
Inventory rating24.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length223 ft (68 m)
Longest span66 ft (20.1 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,793 (2024)
Projected traffic16,365 by 2044
Trucks37%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

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 36 W over Is 35 built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2017.

What condition is US 36 W over Is 35 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in December 2023.

How much traffic does US 36 W over Is 35 carry?

About 7,793 vehicles per day (2024 count), of which roughly 37% are trucks.

How long is US 36 W over Is 35?

The structure is 223 ft (68 m) long with a longest span of 66 ft (20.1 m) and a deck 43 ft wide.

Who owns US 36 W over Is 35?

It is owned by the State Highway Agency.