US Bridges

County RD 330 over Drain Dtch No 14

Fair

Mississippi County, Missouri · S 5 T 25 N R 16 E · Structure no. 16660

Built
1990
35 years old
Condition
Fair
inspected December 2023
Type
Culvert
Steel
Length
35 ft
2 main spans
Daily traffic
15
2024 count
Owner
County
County Highway Agency

About this bridge

County RD 330 over Drain Dtch No 14 is a steel culvert carrying County RD 330 over Drain Dtch No 14 in Mississippi County, Missouri. It was built in 1990, so it is 35 years old, younger than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 15 vehicles a day, roughly 10% of them trucks, projected to reach 19 by 2044. The structure is 35 ft (10.7 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesCounty RD 330
CrossesDrain Dtch No 14
LocationS 5 T 25 N R 16 E
RouteCounty Highway 128
Coordinates36.83399, -89.34684
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating54.6 US tons
Inventory rating24.8 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadOther
Structure length35 ft (10.7 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2024)
Projected traffic19 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 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 County RD 330 over Drain Dtch No 14 built?

It was built in 1990, making it 35 years old in 2025.

What condition is County RD 330 over Drain Dtch No 14 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in December 2023.

How much traffic does County RD 330 over Drain Dtch No 14 carry?

About 15 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is County RD 330 over Drain Dtch No 14?

The structure is 35 ft (10.7 m) long with a longest span of 16 ft (4.9 m).

Who owns County RD 330 over Drain Dtch No 14?

It is owned by the County Highway Agency.