US Bridges

E 300 Ave over Indian CR

Poor

Harrison County, Missouri · S 5 T 66 N R 26 W · Structure no. 14056

Built
1920
105 years old, rebuilt 1985
Condition
Poor
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel
Length
49 ft
1 main span
Daily traffic
35
2024 count
Owner
County
County Highway Agency

About this bridge

E 300 Ave over Indian CR is a steel stringer/multi-beam or girder carrying E 300 Ave over Indian CR in Harrison County, Missouri. It was built in 1920 and reconstructed in 1985, so it is 105 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 35 vehicles a day, roughly 10% of them trucks, projected to reach 40 by 2044. The structure is 49 ft (14.9 m) long and 16 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesE 300 Ave
CrossesIndian CR
LocationS 5 T 66 N R 26 W
RouteCounty Highway 55
Coordinates40.55169, -93.85029
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Last inspectionFebruary 2025
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating36.7 US tons
Inventory rating25.8 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadOther
Structure length49 ft (14.9 m)
Longest span49 ft (14.9 m)
Deck width16 ft (5 m)
Roadway width15 ft (4.7 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 closed8.7 mi (14 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$399,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was E 300 Ave over Indian CR built?

It was built in 1920, making it 105 years old in 2025. It was reconstructed in 1985.

What condition is E 300 Ave over Indian CR in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2025.

How much traffic does E 300 Ave over Indian CR carry?

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

How long is E 300 Ave over Indian CR?

The structure is 49 ft (14.9 m) long with a longest span of 49 ft (14.9 m) and a deck 16 ft wide.

Who owns E 300 Ave over Indian CR?

It is owned by the County Highway Agency.