US Bridges

Olympic Ave over Trib of Ten Mile C

Good

Macon County, Missouri · S 35 T 58 N R 13 W · Structure no. 18656

Built
1998
27 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
33 ft
1 main span
Daily traffic
33
2024 count
Owner
County
County Highway Agency

About this bridge

Olympic Ave over Trib of Ten Mile C is a steel stringer/multi-beam or girder carrying Olympic Ave over Trib of Ten Mile C in Macon County, Missouri. It was built in 1998, so it is 27 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 33 vehicles a day, roughly 10% of them trucks, projected to reach 36 by 2044. The structure is 33 ft (10.1 m) long and 18 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesOlympic Ave
CrossesTrib of Ten Mile C
LocationS 35 T 58 N R 13 W
RouteCounty Highway 194
Coordinates39.7834, -92.3115
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 protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating98.2 US tons
Inventory rating64.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadOther
Structure length33 ft (10.1 m)
Longest span31 ft (9.5 m)
Deck width18 ft (5.5 m)
Roadway width17 ft (5.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic33 (2024)
Projected traffic36 by 2044
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 Olympic Ave over Trib of Ten Mile C built?

It was built in 1998, making it 27 years old in 2025.

What condition is Olympic Ave over Trib of Ten Mile C 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 Olympic Ave over Trib of Ten Mile C carry?

About 33 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Olympic Ave over Trib of Ten Mile C?

The structure is 33 ft (10.1 m) long with a longest span of 31 ft (9.5 m) and a deck 18 ft wide.

Who owns Olympic Ave over Trib of Ten Mile C?

It is owned by the County Highway Agency.