US Bridges

Mo 33 S over Lit Platte Rvr

Good

Clinton County, Missouri · S 20 T 55 N R 31 W · Structure no. 30193

Built
2004
21 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
238 ft
3 main spans
Daily traffic
4,859
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 33 S over Lit Platte Rvr is a prestressed concrete continuous stringer/multi-beam or girder carrying Mo 33 S over Lit Platte Rvr in Clinton County, Missouri. It was built in 2004, so it is 21 years old, younger 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 4,859 vehicles a day, roughly 10% of them trucks, projected to reach 6,560 by 2044. The structure is 238 ft (72.4 m) long and 43 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesMo 33 S
CrossesLit Platte Rvr
LocationS 20 T 55 N R 31 W
RouteState Highway 33
Coordinates39.56773, -94.40641
Functional classRural Minor Arterial

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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.5 US tons
Inventory rating40.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length238 ft (72.4 m)
Longest span90 ft (27.4 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,859 (2024)
Projected traffic6,560 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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 Mo 33 S over Lit Platte Rvr built?

It was built in 2004, making it 21 years old in 2025.

What condition is Mo 33 S over Lit Platte Rvr 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 October 2024.

How much traffic does Mo 33 S over Lit Platte Rvr carry?

About 4,859 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Mo 33 S over Lit Platte Rvr?

The structure is 238 ft (72.4 m) long with a longest span of 90 ft (27.4 m) and a deck 43 ft wide.

Who owns Mo 33 S over Lit Platte Rvr?

It is owned by the State Highway Agency.