US Bridges

E 340th ST over Cat CR

Good

Harrison County, Missouri · S 26 T 63 N R 26 W · Structure no. 35351

Built
2016
9 years old
Condition
Good
inspected January 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
84 ft
1 main span
Daily traffic
30
2024 count
Owner
County
County Highway Agency

About this bridge

E 340th ST over Cat CR is a prestressed concrete box beam or girders - single or spread carrying E 340th ST over Cat CR in Harrison 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 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 30 vehicles a day, roughly 10% of them trucks, projected to reach 35 by 2044. The structure is 84 ft (25.5 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesE 340th ST
CrossesCat CR
LocationS 26 T 63 N R 26 W
RouteCounty Highway 501
Coordinates40.22026, -93.79803
Functional classRural Local

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 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74.4 US tons
Inventory rating51.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length84 ft (25.5 m)
Longest span80 ft (24.4 m)
Deck width27 ft (8.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2024)
Projected traffic35 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 E 340th ST over Cat CR built?

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

What condition is E 340th ST over Cat CR 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 2024.

How much traffic does E 340th ST over Cat CR carry?

About 30 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is E 340th ST over Cat CR?

The structure is 84 ft (25.5 m) long with a longest span of 80 ft (24.4 m) and a deck 27 ft wide.

Who owns E 340th ST over Cat CR?

It is owned by the County Highway Agency.