US Bridges

White RD over White Oak CR

Good

Montgomery County, Missouri · S 33 T 50 N R 5 W · Structure no. 17772

Built
1997
28 years old
Condition
Good
inspected January 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
87 ft
1 main span
Daily traffic
150
2023 count
Owner
County
County Highway Agency

About this bridge

White RD over White Oak CR is a steel stringer/multi-beam or girder carrying White RD over White Oak CR in Montgomery County, Missouri. It was built in 1997, so it is 28 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 150 vehicles a day, roughly 10% of them trucks, projected to reach 188 by 2043. The structure is 87 ft (26.5 m) long and 25 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesWhite RD
CrossesWhite Oak CR
LocationS 33 T 50 N R 5 W
RouteCounty Highway 162
Coordinates39.06008, -91.47639
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating79.4 US tons
Inventory rating37.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length87 ft (26.5 m)
Longest span85 ft (25.9 m)
Deck width25 ft (7.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2023)
Projected traffic188 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was White RD over White Oak CR built?

It was built in 1997, making it 28 years old in 2025.

What condition is White RD over White Oak 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 January 2023.

How much traffic does White RD over White Oak CR carry?

About 150 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is White RD over White Oak CR?

The structure is 87 ft (26.5 m) long with a longest span of 85 ft (25.9 m) and a deck 25 ft wide.

Who owns White RD over White Oak CR?

It is owned by the County Highway Agency.