US Bridges

US 169 N over Is 29 Rp US169S to IS29

Fair

Clay County, Missouri · S 34 T 51 N R 33 W · Structure no. 1309

Built
1965
60 years old, rebuilt 1989
Condition
Fair
inspected September 2024
Type
Slab
Concrete Continuous
Length
295 ft
5 main spans
Daily traffic
22,722
2024 count
Owner
State
State Highway Agency

About this bridge

US 169 N over Is 29 Rp US169S to IS29 is a concrete continuous slab carrying US 169 N over Is 29 Rp US169S to IS29 in Clay County, Missouri. It was built in 1965 and reconstructed in 1989, so it is 60 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 22,722 vehicles a day, roughly 5% of them trucks, projected to reach 40,900 by 2044. The structure is 295 ft (89.9 m) long and 44 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesUS 169 N
CrossesIs 29 Rp US169S to IS29
LocationS 34 T 51 N R 33 W
RouteU.S. Route 169
CountyClay County
StateMissouri
Coordinates39.18281, -94.59159
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.4 US tons
Inventory rating43.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length295 ft (89.9 m)
Longest span68 ft (20.7 m)
Deck width44 ft (13.3 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,722 (2024)
Projected traffic40,900 by 2044
Trucks5%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.9 mi (3 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 169 N over Is 29 Rp US169S to IS29 built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 1989.

What condition is US 169 N over Is 29 Rp US169S to IS29 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 September 2024.

How much traffic does US 169 N over Is 29 Rp US169S to IS29 carry?

About 22,722 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is US 169 N over Is 29 Rp US169S to IS29?

The structure is 295 ft (89.9 m) long with a longest span of 68 ft (20.7 m) and a deck 44 ft wide.

Who owns US 169 N over Is 29 Rp US169S to IS29?

It is owned by the State Highway Agency.