US Bridges

Pond Creek RD over Mill CR

Good

Washington County, Missouri · S 2100 T 37 N R 3 E · Structure no. 13731

Built
1960
65 years old
Condition
Good
inspected April 2024
Type
Culvert
Concrete
Length
56 ft
4 main spans
Daily traffic
100
2024 count
Owner
County
County Highway Agency

About this bridge

Pond Creek RD over Mill CR is a concrete culvert carrying Pond Creek RD over Mill CR in Washington County, Missouri. It was built in 1960, so it is 65 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 120 by 2044. The structure is 56 ft (17.1 m) long and 28 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesPond Creek RD
CrossesMill CR
LocationS 2100 T 37 N R 3 E
RouteCounty Highway 46
Coordinates37.94413, -90.72167
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating54.6 US tons
Inventory rating17.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length56 ft (17.1 m)
Longest span14 ft (4.3 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2024)
Projected traffic120 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Pond Creek RD over Mill CR built?

It was built in 1960, making it 65 years old in 2025.

What condition is Pond Creek RD over Mill 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 April 2024.

How much traffic does Pond Creek RD over Mill CR carry?

About 100 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Pond Creek RD over Mill CR?

The structure is 56 ft (17.1 m) long with a longest span of 14 ft (4.3 m) and a deck 28 ft wide.

Who owns Pond Creek RD over Mill CR?

It is owned by the County Highway Agency.