US Bridges

Rt Dd S over S Big CR

Good

Daviess County, Missouri · S 4 T 59 N R 28 W · Structure no. 6716

Built
1956
69 years old, rebuilt 2002
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
131 ft
3 main spans
Daily traffic
190
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Dd S over S Big CR is a steel stringer/multi-beam or girder carrying Rt Dd S over S Big CR in Daviess County, Missouri. It was built in 1956 and reconstructed in 2002, so it is 69 years old, older 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 190 vehicles a day, roughly 12% of them trucks, projected to reach 247 by 2044. The structure is 131 ft (39.9 m) long and 25 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesRt Dd S
CrossesS Big CR
LocationS 4 T 59 N R 28 W
RouteState Highway 0DD
Coordinates39.95486, -94.04522
Functional classRural Major Collector

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 inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 10
Structure length131 ft (39.9 m)
Longest span55 ft (16.8 m)
Deck width25 ft (7.7 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic190 (2024)
Projected traffic247 by 2044
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Rt Dd S over S Big CR built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 2002.

What condition is Rt Dd S over S Big 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 November 2023.

How much traffic does Rt Dd S over S Big CR carry?

About 190 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is Rt Dd S over S Big CR?

The structure is 131 ft (39.9 m) long with a longest span of 55 ft (16.8 m) and a deck 25 ft wide.

Who owns Rt Dd S over S Big CR?

It is owned by the State Highway Agency.