US Bridges

Old Five Road over Trib Littl Gravois

Good

Morgan County, Missouri · S 17 T 42 N R 17 W · Structure no. 36811

Built
2022
3 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
71 ft
1 main span
Daily traffic
400
2023 count
Owner
County
County Highway Agency

About this bridge

Old Five Road over Trib Littl Gravois is a steel stringer/multi-beam or girder carrying Old Five Road over Trib Littl Gravois in Morgan County, Missouri. It was built in 2022, so it is 3 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 400 vehicles a day, roughly 10% of them trucks, projected to reach 720 by 2043. The structure is 71 ft (21.6 m) long and 25 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesOld Five Road
CrossesTrib Littl Gravois
LocationS 17 T 42 N R 17 W
RouteCounty Highway 335
Coordinates38.39914, -92.82542
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
Deck9 ExcellentNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating76.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length71 ft (21.6 m)
Longest span68 ft (20.6 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2023)
Projected traffic720 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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Old Five Road over Trib Littl Gravois built?

It was built in 2022, making it 3 years old in 2025.

What condition is Old Five Road over Trib Littl Gravois 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 November 2024.

How much traffic does Old Five Road over Trib Littl Gravois carry?

About 400 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Old Five Road over Trib Littl Gravois?

The structure is 71 ft (21.6 m) long with a longest span of 68 ft (20.6 m) and a deck 25 ft wide.

Who owns Old Five Road over Trib Littl Gravois?

It is owned by the County Highway Agency.