US Bridges

Freemont RD over Coon CR

Poor

Montgomery County, Missouri · S 12 T 50 N R 5 W · Structure no. 14200

Built
1949
76 years old
Condition
Poor
inspected January 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
97 ft
3 main spans
Daily traffic
150
2023 count
Owner
County
County Highway Agency

About this bridge

Freemont RD over Coon CR is a steel stringer/multi-beam or girder carrying Freemont RD over Coon CR in Montgomery County, Missouri. It was built in 1949, so it is 76 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 150 vehicles a day, roughly 10% of them trucks, projected to reach 188 by 2043. The structure is 97 ft (29.6 m) long and 15 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesFreemont RD
CrossesCoon CR
LocationS 12 T 50 N R 5 W
RouteCounty Highway 60
Coordinates39.12356, -91.414
Functional classRural Local

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
Deck4 PoorAdvanced section loss, deterioration, 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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating49.6 US tons
Inventory rating28.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadOther
Structure length97 ft (29.6 m)
Longest span37 ft (11.3 m)
Deck width15 ft (4.6 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2023)
Projected traffic188 by 2043
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$710,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Freemont RD over Coon CR built?

It was built in 1949, making it 76 years old in 2025.

What condition is Freemont RD over Coon CR 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 January 2023.

How much traffic does Freemont RD over Coon CR carry?

About 150 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Freemont RD over Coon CR?

The structure is 97 ft (29.6 m) long with a longest span of 37 ft (11.3 m) and a deck 15 ft wide.

Who owns Freemont RD over Coon CR?

It is owned by the County Highway Agency.