US Bridges

County RD 140 over Minnesoto Valley C

PoorPosted for load

Holt County, Missouri · S 1 T 62 N R 39 W · Structure no. 16652

Built
1930
95 years old
Condition
Poor
inspected November 2023
Type
Truss - Thru
Steel
Length
98 ft
1 main span
Daily traffic
10
2024 count
Owner
County
County Highway Agency

About this bridge

County RD 140 over Minnesoto Valley C is a steel truss - thru carrying County RD 140 over Minnesoto Valley C in Holt County, Missouri. It was built in 1930, 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 poor condition with a lowest component rating of 4 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 98 ft (29.9 m) long and 14 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCounty RD 140
CrossesMinnesoto Valley C
LocationS 1 T 62 N R 39 W
RouteCounty Highway 128
Coordinates40.2046, -95.25111
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating6.9 US tons
Inventory rating4 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1 (+1 approach)
Design loadOther
Structure length98 ft (29.9 m)
Longest span80 ft (24.4 m)
Deck width14 ft (4.3 m)
Roadway width14 ft (4.3 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 closed3.7 mi (6 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$710,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County RD 140 over Minnesoto Valley C built?

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

What condition is County RD 140 over Minnesoto Valley C 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 November 2023.

How much traffic does County RD 140 over Minnesoto Valley C carry?

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

How long is County RD 140 over Minnesoto Valley C?

The structure is 98 ft (29.9 m) long with a longest span of 80 ft (24.4 m) and a deck 14 ft wide.

Who owns County RD 140 over Minnesoto Valley C?

It is owned by the County Highway Agency.