US Bridges

Rt B S over Drain Dtch No 70

Fair

Pemiscot County, Missouri · S 11 T 19 N R 11 E · Structure no. 6221

Built
1949
76 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
59 ft
3 main spans
Daily traffic
824
2024 count
Owner
State
State Highway Agency

About this bridge

Rt B S over Drain Dtch No 70 is a steel stringer/multi-beam or girder carrying Rt B S over Drain Dtch No 70 in Pemiscot County, Missouri. It was built in 1949, so it is 76 years old, older 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 5 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 824 vehicles a day, roughly 11% of them trucks, projected to reach 1,236 by 2044. The structure is 59 ft (18 m) long and 25 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesRt B S
CrossesDrain Dtch No 70
LocationS 11 T 19 N R 11 E
RouteState Highway 0B
Coordinates36.2917, -89.82644
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 12 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.6 US tons
Inventory rating27.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length59 ft (18 m)
Longest span19 ft (5.8 m)
Deck width25 ft (7.5 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic824 (2024)
Projected traffic1,236 by 2044
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Rt B S over Drain Dtch No 70 built?

It was built in 1949, making it 76 years old in 2025.

What condition is Rt B S over Drain Dtch No 70 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 Rt B S over Drain Dtch No 70 carry?

About 824 vehicles per day (2024 count), of which roughly 11% are trucks.

How long is Rt B S over Drain Dtch No 70?

The structure is 59 ft (18 m) long with a longest span of 19 ft (5.8 m) and a deck 25 ft wide.

Who owns Rt B S over Drain Dtch No 70?

It is owned by the State Highway Agency.