US Bridges

Maness Road over Dry CR

Good

Jefferson County, Missouri · S 36 T 40 N R 3 E · Structure no. 35301

Built
2016
9 years old
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
81 ft
1 main span
Daily traffic
160
2023 count
Owner
County
County Highway Agency

About this bridge

Maness Road over Dry CR is a prestressed concrete stringer/multi-beam or girder carrying Maness Road over Dry CR in Jefferson County, Missouri. It was built in 2016, so it is 9 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 160 vehicles a day, roughly 5% of them trucks, projected to reach 320 by 2043. The structure is 81 ft (24.7 m) long and 33 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesManess Road
CrossesDry CR
LocationS 36 T 40 N R 3 E
RouteCounty Highway 273
Coordinates38.15667, -90.63444
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 inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating66.5 US tons
Inventory rating64.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length81 ft (24.7 m)
Longest span77 ft (23.5 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic160 (2023)
Projected traffic320 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-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 Maness Road over Dry CR built?

It was built in 2016, making it 9 years old in 2025.

What condition is Maness Road over Dry 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 February 2025.

How much traffic does Maness Road over Dry CR carry?

About 160 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Maness Road over Dry CR?

The structure is 81 ft (24.7 m) long with a longest span of 77 ft (23.5 m) and a deck 33 ft wide.

Who owns Maness Road over Dry CR?

It is owned by the County Highway Agency.