US Bridges

Rp US36W to IS229N over Cst 6th ST

Fair

Buchanan County, Missouri · S 20 T 57 N R 35 W · Structure no. 1918

Built
1979
46 years old
Condition
Fair
inspected July 2024
Type
Slab
Concrete Continuous
Length
167 ft
3 main spans
Daily traffic
2,802
2024 count
Owner
State
State Highway Agency

About this bridge

Rp US36W to IS229N over Cst 6th ST is a concrete continuous slab carrying Rp US36W to IS229N over Cst 6th ST in Buchanan County, Missouri. It was built in 1979, so it is 46 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 2,802 vehicles a day, roughly 5% of them trucks, projected to reach 4,763 by 2044. The structure is 167 ft (50.9 m) long and 28 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesRp US36W to IS229N
CrossesCst 6th ST
LocationS 20 T 57 N R 35 W
RouteState Highway 0
Coordinates39.74914, -94.85308
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Last inspectionJuly 2024
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 alignment6: Equal to present minimum criteria
Operating rating74.4 US tons
Inventory rating44.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length167 ft (50.9 m)
Longest span62 ft (18.9 m)
Deck width28 ft (8.6 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,802 (2024)
Projected traffic4,763 by 2044
Trucks5%
Lanes on structure1
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed5 mi (8 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 Rp US36W to IS229N over Cst 6th ST built?

It was built in 1979, making it 46 years old in 2025.

What condition is Rp US36W to IS229N over Cst 6th ST 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 July 2024.

How much traffic does Rp US36W to IS229N over Cst 6th ST carry?

About 2,802 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Rp US36W to IS229N over Cst 6th ST?

The structure is 167 ft (50.9 m) long with a longest span of 62 ft (18.9 m) and a deck 28 ft wide.

Who owns Rp US36W to IS229N over Cst 6th ST?

It is owned by the State Highway Agency.