US Bridges

Morgan School RD over Coon CR

Fair

Montgomery County, Missouri · S 13 T 50 N R 6 W · Structure no. 13426

Built
1988
37 years old
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
65 ft
1 main span
Daily traffic
50
2023 count
Owner
County
County Highway Agency

About this bridge

Morgan School RD over Coon CR is a steel stringer/multi-beam or girder carrying Morgan School RD over Coon CR in Montgomery County, Missouri. It was built in 1988, so it is 37 years old, younger 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 50 vehicles a day, roughly 10% of them trucks, projected to reach 63 by 2043. The structure is 65 ft (19.8 m) long and 20 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesMorgan School RD
CrossesCoon CR
LocationS 13 T 50 N R 6 W
RouteCounty Highway 38
CountyMontgomery County
StateMissouri
Coordinates39.10983, -91.53822
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating42.7 US tons
Inventory rating28.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length65 ft (19.8 m)
Longest span62 ft (18.9 m)
Deck width20 ft (6.2 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2023)
Projected traffic63 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-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 statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Morgan School RD over Coon CR built?

It was built in 1988, making it 37 years old in 2025.

What condition is Morgan School RD over Coon CR 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 February 2025.

How much traffic does Morgan School RD over Coon CR carry?

About 50 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Morgan School RD over Coon CR?

The structure is 65 ft (19.8 m) long with a longest span of 62 ft (18.9 m) and a deck 20 ft wide.

Who owns Morgan School RD over Coon CR?

It is owned by the County Highway Agency.