US Bridges

Mo 164 E over Main Dtch No 9

Good

Pemiscot County, Missouri · S 27 T 17 N R 10 E · Structure no. 3999

Built
1989
36 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
191 ft
3 main spans
Daily traffic
1,474
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 164 E over Main Dtch No 9 is a prestressed concrete continuous stringer/multi-beam or girder carrying Mo 164 E over Main Dtch No 9 in Pemiscot County, Missouri. It was built in 1989, so it is 36 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 1,474 vehicles a day, roughly 7% of them trucks, projected to reach 2,506 by 2044. The structure is 191 ft (58.2 m) long and 37 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

CarriesMo 164 E
CrossesMain Dtch No 9
LocationS 27 T 17 N R 10 E
RouteState Highway 164
Coordinates36.08879, -89.95097
Functional classRural Minor Arterial

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.
Superstructure7 GoodSome minor problems.
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 evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.5 US tons
Inventory rating31.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length191 ft (58.2 m)
Longest span74 ft (22.6 m)
Deck width37 ft (11.4 m)
Roadway width35 ft (10.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,474 (2024)
Projected traffic2,506 by 2044
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 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 Mo 164 E over Main Dtch No 9 built?

It was built in 1989, making it 36 years old in 2025.

What condition is Mo 164 E over Main Dtch No 9 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 2024.

How much traffic does Mo 164 E over Main Dtch No 9 carry?

About 1,474 vehicles per day (2024 count), of which roughly 7% are trucks.

How long is Mo 164 E over Main Dtch No 9?

The structure is 191 ft (58.2 m) long with a longest span of 74 ft (22.6 m) and a deck 37 ft wide.

Who owns Mo 164 E over Main Dtch No 9?

It is owned by the State Highway Agency.