US Bridges

Sanke RD over Whittenburg CR

FairPosted for load

Crawford County, Missouri · S 27 T 38 N R 4 W · Structure no. 16087

Built
1998
27 years old
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
41 ft
2 main spans
Daily traffic
100
2023 count
Owner
County
County Highway Agency

About this bridge

Sanke RD over Whittenburg CR is a steel continuous stringer/multi-beam or girder carrying Sanke RD over Whittenburg CR in Crawford County, Missouri. It was built in 1998, so it is 27 years old, younger 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 120 by 2043. The structure is 41 ft (12.5 m) long and 12 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesSanke RD
CrossesWhittenburg CR
LocationS 27 T 38 N R 4 W
RouteCounty Highway 109
CountyCrawford County
StateMissouri
Coordinates37.97801, -91.34379
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating9.9 US tons
Inventory rating6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadOther
Structure length41 ft (12.5 m)
Longest span19 ft (5.8 m)
Deck width12 ft (3.7 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic120 by 2043
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$344,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Sanke RD over Whittenburg CR built?

It was built in 1998, making it 27 years old in 2025.

What condition is Sanke RD over Whittenburg 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 2025.

How much traffic does Sanke RD over Whittenburg CR carry?

About 100 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Sanke RD over Whittenburg CR?

The structure is 41 ft (12.5 m) long with a longest span of 19 ft (5.8 m) and a deck 12 ft wide.

Who owns Sanke RD over Whittenburg CR?

It is owned by the County Highway Agency.