US Bridges

US 36 W over Platte Rvr

GoodPosted for load

Buchanan County, Missouri · S 21 T 57 N R 34 W · Structure no. 563

Built
1962
63 years old, rebuilt 2014
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,219 ft
3 main spans
Daily traffic
6,690
2024 count
Owner
State
State Highway Agency

About this bridge

US 36 W over Platte Rvr is a steel continuous stringer/multi-beam or girder carrying US 36 W over Platte Rvr in Buchanan County, Missouri. It was built in 1962 and reconstructed in 2014, so it is 63 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. Its operating status is: posted for load restriction.

It carries about 6,690 vehicles a day, roughly 20% of them trucks, projected to reach 11,373 by 2044. The structure is 1,219 ft (371.6 m) long and 33 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 36 W
CrossesPlatte Rvr
LocationS 21 T 57 N R 34 W
RouteU.S. Route 36
Coordinates39.74805, -94.72635
Functional classRural Principal Arterial - Other

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.6 US tons
Inventory rating30.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+14 approach)
Design loadHS 20
Structure length1,219 ft (371.6 m)
Longest span150 ft (45.7 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,690 (2024)
Projected traffic11,373 by 2044
Trucks20%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 36 W over Platte Rvr built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 2014.

What condition is US 36 W over 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 August 2024.

How much traffic does US 36 W over Platte Rvr carry?

About 6,690 vehicles per day (2024 count), of which roughly 20% are trucks.

How long is US 36 W over Platte Rvr?

The structure is 1,219 ft (371.6 m) long with a longest span of 150 ft (45.7 m) and a deck 33 ft wide.

Who owns US 36 W over Platte Rvr?

It is owned by the State Highway Agency.