US Bridges

Turley RD over Trib of Big Rvr

Good

Jefferson County, Missouri · S 3 T 39 N R 3 E · Structure no. 32643

Built
2011
14 years old
Condition
Good
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
58 ft
1 main span
Daily traffic
32
2023 count
Owner
County
County Highway Agency

About this bridge

Turley RD over Trib of Big Rvr is a prestressed concrete stringer/multi-beam or girder carrying Turley RD over Trib of Big Rvr in Jefferson County, Missouri. It was built in 2011, so it is 14 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 32 vehicles a day, roughly 10% of them trucks, projected to reach 64 by 2043. The structure is 58 ft (17.7 m) long and 33 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesTurley RD
CrossesTrib of Big Rvr
LocationS 3 T 39 N R 3 E
RouteCounty Highway 296
Coordinates38.12951, -90.69253
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating77.4 US tons
Inventory rating41.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length58 ft (17.7 m)
Longest span56 ft (17.1 m)
Deck width33 ft (10 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32 (2023)
Projected traffic64 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 Turley RD over Trib of Big Rvr built?

It was built in 2011, making it 14 years old in 2025.

What condition is Turley RD over Trib of Big Rvr 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 Turley RD over Trib of Big Rvr carry?

About 32 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Turley RD over Trib of Big Rvr?

The structure is 58 ft (17.7 m) long with a longest span of 56 ft (17.1 m) and a deck 33 ft wide.

Who owns Turley RD over Trib of Big Rvr?

It is owned by the County Highway Agency.