US Bridges

CO RD SW 1501 over Br of W Post Oak C

FairPosted for load

Johnson County, Missouri · S 16 T 45 N R 28 W · Structure no. 25077

Built
1900
125 years old, rebuilt 1983
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
54 ft
1 main span
Daily traffic
46
2023 count
Owner
County
County Highway Agency

About this bridge

CO RD SW 1501 over Br of W Post Oak C is a steel stringer/multi-beam or girder carrying CO RD SW 1501 over Br of W Post Oak C in Johnson County, Missouri. It was built in 1900 and reconstructed in 1983, so it is 125 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. Its operating status is: posted for load restriction.

It carries about 46 vehicles a day, roughly 10% of them trucks, projected to reach 74 by 2043. The structure is 54 ft (16.5 m) long and 20 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCO RD SW 1501
CrossesBr of W Post Oak C
LocationS 16 T 45 N R 28 W
RouteCounty Highway 616
Coordinates38.71041, -94.03199
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
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 rating19.8 US tons
Inventory rating10.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length54 ft (16.5 m)
Longest span52 ft (15.8 m)
Deck width20 ft (6 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic46 (2023)
Projected traffic74 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$283,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CO RD SW 1501 over Br of W Post Oak C built?

It was built in 1900, making it 125 years old in 2025. It was reconstructed in 1983.

What condition is CO RD SW 1501 over Br of W Post Oak C 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 December 2024.

How much traffic does CO RD SW 1501 over Br of W Post Oak C carry?

About 46 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is CO RD SW 1501 over Br of W Post Oak C?

The structure is 54 ft (16.5 m) long with a longest span of 52 ft (15.8 m) and a deck 20 ft wide.

Who owns CO RD SW 1501 over Br of W Post Oak C?

It is owned by the County Highway Agency.