US Bridges

County RD 510 over Hughes CR

FairPosted for load

Cape Girardeau County, Missouri · S 15 T 33 N R 12 E · Structure no. 12866

Built
1974
51 years old
Condition
Fair
inspected February 2024
Type
Channel Beam
Concrete
Length
92 ft
3 main spans
Daily traffic
30
2024 count
Owner
County
County Highway Agency

About this bridge

County RD 510 over Hughes CR is a concrete channel beam carrying County RD 510 over Hughes CR in Cape Girardeau County, Missouri. It was built in 1974, so it is 51 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. Its operating status is: posted for load restriction.

It carries about 30 vehicles a day, roughly 10% of them trucks, projected to reach 48 by 2044. The structure is 92 ft (28 m) long and 25 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesCounty RD 510
CrossesHughes CR
LocationS 15 T 33 N R 12 E
RouteCounty Highway 22
CountyCape Girardeau County
StateMissouri
Coordinates37.54981, -89.69872
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating22.8 US tons
Inventory rating10.9 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadOther
Structure length92 ft (28 m)
Longest span50 ft (15.2 m)
Deck width25 ft (7.5 m)
Roadway width22 ft (6.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2024)
Projected traffic48 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$457,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County RD 510 over Hughes CR built?

It was built in 1974, making it 51 years old in 2025.

What condition is County RD 510 over Hughes CR 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 February 2024.

How much traffic does County RD 510 over Hughes CR carry?

About 30 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is County RD 510 over Hughes CR?

The structure is 92 ft (28 m) long with a longest span of 50 ft (15.2 m) and a deck 25 ft wide.

Who owns County RD 510 over Hughes CR?

It is owned by the County Highway Agency.