US Bridges

Rt Tt S over Drain Dtch No 8

Good

Dunklin County, Missouri · S 20 T 16 N R 10 E · Structure no. 35202

Built
2016
9 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
95 ft
1 main span
Daily traffic
210
2024 count
Owner
State
State Highway Agency

About this bridge

Rt Tt S over Drain Dtch No 8 is a prestressed concrete stringer/multi-beam or girder carrying Rt Tt S over Drain Dtch No 8 in Dunklin County, Missouri. It was built in 2016, so it is 9 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 210 vehicles a day, roughly 29% of them trucks, projected to reach 294 by 2044. The structure is 95 ft (29.1 m) long and 26 ft wide. If it were closed, the detour would be 98.8 mi (159 km).

CarriesRt Tt S
CrossesDrain Dtch No 8
LocationS 20 T 16 N R 10 E
RouteState Highway 0TT
Coordinates36.00462, -89.99907
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.4 US tons
Inventory rating30.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length95 ft (29.1 m)
Longest span93 ft (28.3 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic210 (2024)
Projected traffic294 by 2044
Trucks29%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Rt Tt S over Drain Dtch No 8 built?

It was built in 2016, making it 9 years old in 2025.

What condition is Rt Tt S over Drain Dtch No 8 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 Rt Tt S over Drain Dtch No 8 carry?

About 210 vehicles per day (2024 count), of which roughly 29% are trucks.

How long is Rt Tt S over Drain Dtch No 8?

The structure is 95 ft (29.1 m) long with a longest span of 93 ft (28.3 m) and a deck 26 ft wide.

Who owns Rt Tt S over Drain Dtch No 8?

It is owned by the State Highway Agency.