US Bridges

County RD 488 over Drain Dtch

Fair

Pemiscot County, Missouri · S 2 T 16 N R 10 E · Structure no. 21729

Built
1990
35 years old
Condition
Fair
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
240 ft
5 main spans
Daily traffic
25
2023 count
Owner
County
County Highway Agency

About this bridge

County RD 488 over Drain Dtch is a prestressed concrete box beam or girders - multiple carrying County RD 488 over Drain Dtch in Pemiscot 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 25 vehicles a day, roughly 10% of them trucks, projected to reach 33 by 2043. The structure is 240 ft (73.2 m) long and 18 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesCounty RD 488
CrossesDrain Dtch
LocationS 2 T 16 N R 10 E
RouteCounty Highway 321
CountyPemiscot County
StateMissouri
Coordinates36.04522, -89.94434
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating55.6 US tons
Inventory rating23.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans5
Design loadOther
Structure length240 ft (73.2 m)
Longest span48 ft (14.6 m)
Deck width18 ft (5.5 m)
Roadway width17 ft (5.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2023)
Projected traffic33 by 2043
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$1 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County RD 488 over Drain Dtch built?

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

What condition is County RD 488 over Drain Dtch 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 November 2024.

How much traffic does County RD 488 over Drain Dtch carry?

About 25 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is County RD 488 over Drain Dtch?

The structure is 240 ft (73.2 m) long with a longest span of 48 ft (14.6 m) and a deck 18 ft wide.

Who owns County RD 488 over Drain Dtch?

It is owned by the County Highway Agency.