US Bridges

Grapevine ST over Sweezer CR

GoodPosted for load

Macon County, Missouri · S 20 T 58 N R 15 W · Structure no. 21243

Built
1989
36 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
47 ft
1 main span
Daily traffic
15
2024 count
Owner
County
County Highway Agency

About this bridge

Grapevine ST over Sweezer CR is a steel stringer/multi-beam or girder carrying Grapevine ST over Sweezer CR in Macon County, Missouri. It was built in 1989, so it is 36 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. Its operating status is: posted for load restriction.

It carries about 15 vehicles a day, roughly 10% of them trucks, projected to reach 17 by 2044. The structure is 47 ft (14.3 m) long and 16 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesGrapevine ST
CrossesSweezer CR
LocationS 20 T 58 N R 15 W
RouteCounty Highway 297
CountyMacon County
StateMissouri
Coordinates39.81485, -92.60632
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 inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating18.8 US tons
Inventory rating10.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length47 ft (14.3 m)
Longest span46 ft (14 m)
Deck width16 ft (4.8 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2024)
Projected traffic17 by 2044
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$260,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Grapevine ST over Sweezer CR built?

It was built in 1989, making it 36 years old in 2025.

What condition is Grapevine ST over Sweezer CR 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 January 2024.

How much traffic does Grapevine ST over Sweezer CR carry?

About 15 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Grapevine ST over Sweezer CR?

The structure is 47 ft (14.3 m) long with a longest span of 46 ft (14 m) and a deck 16 ft wide.

Who owns Grapevine ST over Sweezer CR?

It is owned by the County Highway Agency.