US Bridges

CO RD NW 200 over S Fk Blackwater R

Good

Johnson County, Missouri · S 15 T 46 N R 29 W · Structure no. 28829

Built
2009
16 years old
Condition
Good
inspected November 2024
Type
Slab
Prestressed Concrete
Length
30 ft
1 main span
Daily traffic
93
2023 count
Owner
County
County Highway Agency

About this bridge

CO RD NW 200 over S Fk Blackwater R is a prestressed concrete slab carrying CO RD NW 200 over S Fk Blackwater R in Johnson County, Missouri. It was built in 2009, so it is 16 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 93 vehicles a day, roughly 10% of them trucks, projected to reach 149 by 2043. The structure is 30 ft (9.1 m) long and 25 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCO RD NW 200
CrossesS Fk Blackwater R
LocationS 15 T 46 N R 29 W
RouteCounty Highway 293
Coordinates38.80315, -94.11362
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87.3 US tons
Inventory rating52.6 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadOther
Structure length30 ft (9.1 m)
Longest span27 ft (8.2 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic93 (2023)
Projected traffic149 by 2043
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CO RD NW 200 over S Fk Blackwater R built?

It was built in 2009, making it 16 years old in 2025.

What condition is CO RD NW 200 over S Fk Blackwater R in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2024.

How much traffic does CO RD NW 200 over S Fk Blackwater R carry?

About 93 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is CO RD NW 200 over S Fk Blackwater R?

The structure is 30 ft (9.1 m) long with a longest span of 27 ft (8.2 m) and a deck 25 ft wide.

Who owns CO RD NW 200 over S Fk Blackwater R?

It is owned by the County Highway Agency.