US Bridges

Mo 173 S over Flat CR - Table Ro

Fair

Stone County, Missouri · S 27 T 24 N R 24 W · Structure no. 835

Built
1962
63 years old
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
483 ft
4 main spans
Daily traffic
1,018
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 173 S over Flat CR - Table Ro is a steel continuous stringer/multi-beam or girder carrying Mo 173 S over Flat CR - Table Ro in Stone County, Missouri. It was built in 1962, so it is 63 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 1,018 vehicles a day, roughly 5% of them trucks, projected to reach 2,036 by 2044. The structure is 483 ft (147.2 m) long and 28 ft wide. If it were closed, the detour would be 28 mi (45 km).

Location

Open in Google Maps
CarriesMo 173 S
CrossesFlat CR - Table Ro
LocationS 27 T 24 N R 24 W
RouteState Highway 173
CountyStone County
StateMissouri
Coordinates36.75671, -93.51812
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.7 US tons
Inventory rating25.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length483 ft (147.2 m)
Longest span135 ft (41.1 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,018 (2024)
Projected traffic2,036 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed28 mi (45 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Mo 173 S over Flat CR - Table Ro built?

It was built in 1962, making it 63 years old in 2025.

What condition is Mo 173 S over Flat CR - Table Ro 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 January 2024.

How much traffic does Mo 173 S over Flat CR - Table Ro carry?

About 1,018 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Mo 173 S over Flat CR - Table Ro?

The structure is 483 ft (147.2 m) long with a longest span of 135 ft (41.1 m) and a deck 28 ft wide.

Who owns Mo 173 S over Flat CR - Table Ro?

It is owned by the State Highway Agency.