US Bridges

US 169 S over Lit Platte Rvr

Fair

Clay County, Missouri · S 22 T 53 N R 33 W · Structure no. 3522

Built
1986
39 years old, rebuilt 2001
Condition
Fair
inspected September 2024
Type
Tee Beam
Prestressed Concrete Continuous
Length
357 ft
8 main spans
Daily traffic
15,922
2024 count
Owner
State
State Highway Agency

About this bridge

US 169 S over Lit Platte Rvr is a prestressed concrete continuous tee beam carrying US 169 S over Lit Platte Rvr in Clay County, Missouri. It was built in 1986 and reconstructed in 2001, so it is 39 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 15,922 vehicles a day, roughly 13% of them trucks, projected to reach 25,475 by 2044. The structure is 357 ft (108.8 m) long and 86 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 169 S
CrossesLit Platte Rvr
LocationS 22 T 53 N R 33 W
RouteU.S. Route 169
Coordinates39.38825, -94.58461
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 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
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.5 US tons
Inventory rating39.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20 + Mod
Structure length357 ft (108.8 m)
Longest span50 ft (15.2 m)
Deck width86 ft (26.1 m)
Roadway width68 ft (20.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,922 (2024)
Projected traffic25,475 by 2044
Trucks13%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 169 S over Lit Platte Rvr built?

It was built in 1986, making it 39 years old in 2025. It was reconstructed in 2001.

What condition is US 169 S over Lit Platte Rvr 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 S over Lit Platte Rvr carry?

About 15,922 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is US 169 S over Lit Platte Rvr?

The structure is 357 ft (108.8 m) long with a longest span of 50 ft (15.2 m) and a deck 86 ft wide.

Who owns US 169 S over Lit Platte Rvr?

It is owned by the State Highway Agency.