US Bridges

Mo 77 S over North Cut Ditch

Good

Scott County, Missouri · S 9 T 27 N R 15 E · Structure no. 36074

Built
2019
6 years old
Condition
Good
inspected January 2025
Type
Tee Beam
Prestressed Concrete Continuous
Length
114 ft
1 main span
Daily traffic
1,035
2024 count
Owner
State
State Highway Agency

About this bridge

Mo 77 S over North Cut Ditch is a prestressed concrete continuous tee beam carrying Mo 77 S over North Cut Ditch in Scott County, Missouri. It was built in 2019, so it is 6 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,035 vehicles a day, roughly 10% of them trucks, projected to reach 1,501 by 2044. The structure is 114 ft (34.6 m) long and 29 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

CarriesMo 77 S
CrossesNorth Cut Ditch
LocationS 9 T 27 N R 15 E
RouteState Highway 77
Coordinates36.99456, -89.44386
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.4 US tons
Inventory rating37.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length114 ft (34.6 m)
Longest span110 ft (33.5 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,035 (2024)
Projected traffic1,501 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 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 Mo 77 S over North Cut Ditch built?

It was built in 2019, making it 6 years old in 2025.

What condition is Mo 77 S over North Cut Ditch 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 January 2025.

How much traffic does Mo 77 S over North Cut Ditch carry?

About 1,035 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Mo 77 S over North Cut Ditch?

The structure is 114 ft (34.6 m) long with a longest span of 110 ft (33.5 m) and a deck 29 ft wide.

Who owns Mo 77 S over North Cut Ditch?

It is owned by the State Highway Agency.