US Bridges

SW200 over Granddaddys CR

Fair

Henry County, Missouri · S 16 T 41 N R 28 W · Structure no. 21175

Built
1920
105 years old, rebuilt 1987
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
49 ft
1 main span
Daily traffic
45
2023 count
Owner
County
County Highway Agency

About this bridge

SW200 over Granddaddys CR is a steel stringer/multi-beam or girder carrying SW200 over Granddaddys CR in Henry County, Missouri. It was built in 1920 and reconstructed in 1987, so it is 105 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 5 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 45 vehicles a day, roughly 10% of them trucks, projected to reach 63 by 2043. The structure is 49 ft (14.9 m) long and 19 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSW200
CrossesGranddaddys CR
LocationS 16 T 41 N R 28 W
RouteCounty Highway 293
Coordinates38.3435, -94.01897
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30.8 US tons
Inventory rating12.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length49 ft (14.9 m)
Longest span47 ft (14.3 m)
Deck width19 ft (5.8 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45 (2023)
Projected traffic63 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SW200 over Granddaddys CR built?

It was built in 1920, making it 105 years old in 2025. It was reconstructed in 1987.

What condition is SW200 over Granddaddys 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 March 2023.

How much traffic does SW200 over Granddaddys CR carry?

About 45 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is SW200 over Granddaddys CR?

The structure is 49 ft (14.9 m) long with a longest span of 47 ft (14.3 m) and a deck 19 ft wide.

Who owns SW200 over Granddaddys CR?

It is owned by the County Highway Agency.