US Bridges

Forest Ave over Pilot Grove CR

PoorPosted for load

Daviess County, Missouri · S 25 T 61 N R 27 W · Structure no. 23213

Built
1910
115 years old
Condition
Poor
inspected December 2023
Type
Truss - Thru
Steel
Length
84 ft
1 main span
Daily traffic
10
2024 count
Owner
County
County Highway Agency

About this bridge

Forest Ave over Pilot Grove CR is a steel truss - thru carrying Forest Ave over Pilot Grove CR in Daviess County, Missouri. It was built in 1910, so it is 115 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. Its operating status is: posted for load restriction.

It carries about 10 vehicles a day, roughly 10% of them trucks, projected to reach 12 by 2044. The structure is 84 ft (25.6 m) long and 12 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesForest Ave
CrossesPilot Grove CR
LocationS 25 T 61 N R 27 W
RouteCounty Highway 396
CountyDaviess County
StateMissouri
Coordinates40.05399, -93.88445
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
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
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 inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating5 US tons
Inventory rating3 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1 (+3 approach)
Design loadH 10
Structure length84 ft (25.6 m)
Longest span40 ft (12.2 m)
Deck width12 ft (3.7 m)
Roadway width12 ft (3.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2024)
Projected traffic12 by 2044
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$638,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Forest Ave over Pilot Grove CR built?

It was built in 1910, making it 115 years old in 2025.

What condition is Forest Ave over Pilot Grove 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 December 2023.

How much traffic does Forest Ave over Pilot Grove CR carry?

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

How long is Forest Ave over Pilot Grove CR?

The structure is 84 ft (25.6 m) long with a longest span of 40 ft (12.2 m) and a deck 12 ft wide.

Who owns Forest Ave over Pilot Grove CR?

It is owned by the County Highway Agency.