US Bridges

County RD 424 over Drain Dtch

Good

Bollinger County, Missouri · S 35 T 29 N R 10 E · Structure no. 31654

Built
2004
21 years old
Condition
Good
inspected November 2023
Type
Other
Steel
Length
67 ft
1 main span
Daily traffic
35
2024 count
Owner
County
County Highway Agency

About this bridge

County RD 424 over Drain Dtch is a steel other carrying County RD 424 over Drain Dtch in Bollinger County, Missouri. It was built in 2004, so it is 21 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 35 vehicles a day, roughly 10% of them trucks, projected to reach 46 by 2044. The structure is 67 ft (20.5 m) long and 19 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesCounty RD 424
CrossesDrain Dtch
LocationS 35 T 29 N R 10 E
RouteCounty Highway 424
Coordinates37.13415, -89.90859
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 protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.5 US tons
Inventory rating35.7 US tons

Structure

Structure typeOther
MaterialSteel
DeckOther
Main spans1
Design loadUnknown
Structure length67 ft (20.5 m)
Longest span63 ft (19.2 m)
Deck width19 ft (5.9 m)
Roadway width18 ft (5.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2024)
Projected traffic46 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 County RD 424 over Drain Dtch built?

It was built in 2004, making it 21 years old in 2025.

What condition is County RD 424 over Drain Dtch 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 County RD 424 over Drain Dtch carry?

About 35 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is County RD 424 over Drain Dtch?

The structure is 67 ft (20.5 m) long with a longest span of 63 ft (19.2 m) and a deck 19 ft wide.

Who owns County RD 424 over Drain Dtch?

It is owned by the County Highway Agency.