US Bridges

Mo 75 S over White Pond

Fair

Mississippi County, Missouri · S 9 T 25 N R 16 E · Structure no. 4504

Built
1922
103 years old, rebuilt 1954
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
56 ft
1 main span
Daily traffic
690
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 75 S over White Pond is a steel stringer/multi-beam or girder carrying Mo 75 S over White Pond in Mississippi County, Missouri. It was built in 1922 and reconstructed in 1954, so it is 103 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 690 vehicles a day, roughly 11% of them trucks, projected to reach 966 by 2044. The structure is 56 ft (17.1 m) long and 22 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

Open in Google Maps
CarriesMo 75 S
CrossesWhite Pond
LocationS 9 T 25 N R 16 E
RouteState Highway 75
CountyMississippi County
StateMissouri
Coordinates36.81961, -89.32679
Functional classRural Major Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating27.8 US tons
Inventory rating13.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length56 ft (17.1 m)
Longest span56 ft (17 m)
Deck width22 ft (6.6 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic690 (2024)
Projected traffic966 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$687,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Mo 75 S over White Pond built?

It was built in 1922, making it 103 years old in 2025. It was reconstructed in 1954.

What condition is Mo 75 S over White Pond 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 November 2023.

How much traffic does Mo 75 S over White Pond carry?

About 690 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is Mo 75 S over White Pond?

The structure is 56 ft (17.1 m) long with a longest span of 56 ft (17 m) and a deck 22 ft wide.

Who owns Mo 75 S over White Pond?

It is owned by the State Highway Agency.