US Bridges

Old HWY 71 over Shoal CR

PoorPosted for load

Newton County, Missouri · S 15 T 26 N R 32 W · Structure no. 13015

Built
1920
105 years old
Condition
Poor
inspected January 2025
Type
Tee Beam
Concrete
Length
387 ft
3 main spans
Daily traffic
400
2024 count
Owner
County
County Highway Agency

About this bridge

Old HWY 71 over Shoal CR is a concrete tee beam carrying Old HWY 71 over Shoal CR in Newton County, Missouri. It was built in 1920, 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. Its operating status is: posted for load restriction.

It carries about 400 vehicles a day, roughly 10% of them trucks, projected to reach 620 by 2044. The structure is 387 ft (118 m) long and 20 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesOld HWY 71
CrossesShoal CR
LocationS 15 T 26 N R 32 W
RouteCounty Highway 26
Coordinates36.97218, -94.42574
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
Deck3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
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 protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJanuary 2025
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating40.7 US tons
Inventory rating20.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3 (+11 approach)
Design loadOther
Structure length387 ft (118 m)
Longest span50 ft (15.2 m)
Deck width20 ft (6.2 m)
Roadway width18 ft (5.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2024)
Projected traffic620 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.9 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Old HWY 71 over Shoal CR built?

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

What condition is Old HWY 71 over Shoal 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 January 2025.

How much traffic does Old HWY 71 over Shoal CR carry?

About 400 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Old HWY 71 over Shoal CR?

The structure is 387 ft (118 m) long with a longest span of 50 ft (15.2 m) and a deck 20 ft wide.

Who owns Old HWY 71 over Shoal CR?

It is owned by the County Highway Agency.