US Bridges

Rt a S over Thayer North Sub

Good

Webster County, Missouri · S 25 T 29 N R 18 W · Structure no. 37509

Built
2025
0 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
133 ft
1 main span
Daily traffic
2,868
2024 count
Owner
State
State Highway Agency

About this bridge

Rt a S over Thayer North Sub is a steel stringer/multi-beam or girder carrying Rt a S over Thayer North Sub in Webster County, Missouri. It was built in 2025, so it is 0 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 9 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: new structure not yet open to traffic.

It carries about 2,868 vehicles a day, roughly 12% of them trucks, projected to reach 4,589 by 2044. The structure is 133 ft (40.4 m) long and 47 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesRt a S
CrossesThayer North Sub
LocationS 25 T 29 N R 18 W
RouteState Highway 0A
Coordinates37.17212, -92.86362
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusNew structure not yet open to traffic
ScourBridge not over waterway
Structural evaluation9: Superior to present desirable criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.4 US tons
Inventory rating44.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length133 ft (40.4 m)
Longest span129 ft (39.3 m)
Deck width47 ft (14.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,868 (2024)
Projected traffic4,589 by 2044
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Rt a S over Thayer North Sub built?

It was built in 2025, making it 0 years old in 2025.

What condition is Rt a S over Thayer North Sub 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 2025.

How much traffic does Rt a S over Thayer North Sub carry?

About 2,868 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is Rt a S over Thayer North Sub?

The structure is 133 ft (40.4 m) long with a longest span of 129 ft (39.3 m) and a deck 47 ft wide.

Who owns Rt a S over Thayer North Sub?

It is owned by the State Highway Agency.