US Bridges

Mo 48 E over 3rd Fk Platte Rvr

Poor

Gentry County, Missouri · S 25 T 61 N R 33 W · Structure no. 5240

Built
1929
96 years old, rebuilt 1992
Condition
Poor
inspected November 2023
Type
Tee Beam
Concrete
Length
128 ft
3 main spans
Daily traffic
766
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 48 E over 3rd Fk Platte Rvr is a concrete tee beam carrying Mo 48 E over 3rd Fk Platte Rvr in Gentry County, Missouri. It was built in 1929 and reconstructed in 1992, so it is 96 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 766 vehicles a day, roughly 21% of them trucks, projected to reach 996 by 2044. The structure is 128 ft (39 m) long and 23 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

CarriesMo 48 E
Crosses3rd Fk Platte Rvr
LocationS 25 T 61 N R 33 W
RouteState Highway 48
Coordinates40.0538, -94.56999
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
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 rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length128 ft (39 m)
Longest span43 ft (13 m)
Deck width23 ft (7 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic766 (2024)
Projected traffic996 by 2044
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.4 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Mo 48 E over 3rd Fk Platte Rvr built?

It was built in 1929, making it 96 years old in 2025. It was reconstructed in 1992.

What condition is Mo 48 E over 3rd Fk Platte Rvr in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in November 2023.

How much traffic does Mo 48 E over 3rd Fk Platte Rvr carry?

About 766 vehicles per day (2024 count), of which roughly 21% are trucks.

How long is Mo 48 E over 3rd Fk Platte Rvr?

The structure is 128 ft (39 m) long with a longest span of 43 ft (13 m) and a deck 23 ft wide.

Who owns Mo 48 E over 3rd Fk Platte Rvr?

It is owned by the State Highway Agency.