US Bridges

E 350 ST over Br of Cat CR

Good

Harrison County, Missouri · S 35 T 63 N R 26 W · Structure no. 29062

Built
1930
95 years old, rebuilt 2002
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
26 ft
1 main span
Daily traffic
35
2024 count
Owner
County
County Highway Agency

About this bridge

E 350 ST over Br of Cat CR is a steel stringer/multi-beam or girder carrying E 350 ST over Br of Cat CR in Harrison County, Missouri. It was built in 1930 and reconstructed in 2002, so it is 95 years old, older 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 35 vehicles a day, roughly 10% of them trucks, projected to reach 40 by 2044. The structure is 26 ft (7.9 m) long and 18 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesE 350 ST
CrossesBr of Cat CR
LocationS 35 T 63 N R 26 W
RouteCounty Highway 509
Coordinates40.20567, -93.7873
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating76.4 US tons
Inventory rating56.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span25 ft (7.5 m)
Deck width18 ft (5.4 m)
Roadway width18 ft (5.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic35 (2024)
Projected traffic40 by 2044
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 E 350 ST over Br of Cat CR built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 2002.

What condition is E 350 ST over Br of 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 350 ST over Br of Cat CR carry?

About 35 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is E 350 ST over Br of Cat CR?

The structure is 26 ft (7.9 m) long with a longest span of 25 ft (7.5 m) and a deck 18 ft wide.

Who owns E 350 ST over Br of Cat CR?

It is owned by the County Highway Agency.