US Bridges

Commanders Ridge over West Fire Prairie Creek

PoorPosted for load

Jackson County, Missouri · West of Bld 6 · Structure no. DAPAMCLAK000004

Built
1941
84 years old
Condition
Poor
inspected September 2023
Type
Girder and Floorbeam System
Steel
Length
49 ft
1 main span
Daily traffic
50
2018 count
Owner
Federal
Army

About this bridge

Commanders Ridge over West Fire Prairie Creek is a steel girder and floorbeam system carrying Commanders Ridge over West Fire Prairie Creek in Jackson County, Missouri. It was built in 1941, so it is 84 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 3 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. Its operating status is: posted for other load-capacity restriction.

It carries about 50 vehicles a day, projected to reach 20 by 2044. The structure is 49 ft (14.9 m) long and 20 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCommanders Ridge
CrossesWest Fire Prairie Creek
LocationWest of Bld 6
Coordinates39.10306, -94.28034
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
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating33.8 US tons
Inventory rating20.2 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length49 ft (14.9 m)
Longest span43 ft (13 m)
Deck width20 ft (6.1 m)
Roadway width17 ft (5.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2018)
Projected traffic20 by 2044
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerArmy
Maintained byArmy
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$4,000 (2023 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Commanders Ridge over West Fire Prairie Creek built?

It was built in 1941, making it 84 years old in 2025.

What condition is Commanders Ridge over West Fire Prairie Creek 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 September 2023.

How much traffic does Commanders Ridge over West Fire Prairie Creek carry?

About 50 vehicles per day (2018 count).

How long is Commanders Ridge over West Fire Prairie Creek?

The structure is 49 ft (14.9 m) long with a longest span of 43 ft (13 m) and a deck 20 ft wide.

Who owns Commanders Ridge over West Fire Prairie Creek?

It is owned by the Army.