US Bridges

County RD 651 over Adler CR

Good

Cedar County, Missouri · S 18 T 35 N R 27 W · Structure no. 31339

Built
2006
19 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
100 ft
1 main span
Daily traffic
50
2023 count
Owner
County
County Highway Agency

About this bridge

County RD 651 over Adler CR is a prestressed concrete stringer/multi-beam or girder carrying County RD 651 over Adler CR in Cedar County, Missouri. It was built in 2006, so it is 19 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 50 vehicles a day, roughly 10% of them trucks, projected to reach 63 by 2043. The structure is 100 ft (30.5 m) long and 23 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCounty RD 651
CrossesAdler CR
LocationS 18 T 35 N R 27 W
RouteCounty Highway 651
CountyCedar County
StateMissouri
Coordinates37.8082, -93.95134
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.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating54.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span94 ft (28.7 m)
Deck width23 ft (6.9 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (2023)
Projected traffic63 by 2043
Trucks10%
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was County RD 651 over Adler CR built?

It was built in 2006, making it 19 years old in 2025.

What condition is County RD 651 over Adler 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 December 2024.

How much traffic does County RD 651 over Adler CR carry?

About 50 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is County RD 651 over Adler CR?

The structure is 100 ft (30.5 m) long with a longest span of 94 ft (28.7 m) and a deck 23 ft wide.

Who owns County RD 651 over Adler CR?

It is owned by the County Highway Agency.