US Bridges

Shackelford Bridge over Lamine Rvr

PoorClosed to traffic

Cooper County, Missouri · S 32 T 48 N R 19 W · Structure no. 19097

Built
1913
112 years old
Condition
Poor
inspected December 2021
Type
Truss - Thru
Steel
Length
232 ft
1 main span
Daily traffic
20
2024 count
Owner
County
County Highway Agency

About this bridge

Shackelford Bridge over Lamine Rvr is a steel truss - thru carrying Shackelford Bridge over Lamine Rvr in Cooper County, Missouri. It was built in 1913, so it is 112 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 2 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: closed to all traffic.

It carries about 20 vehicles a day, roughly 10% of them trucks, projected to reach 26 by 2044. The structure is 232 ft (70.7 m) long and 14 ft wide. If it were closed, the detour would be 13 mi (21 km).

Location

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CarriesShackelford Bridge
CrossesLamine Rvr
LocationS 32 T 48 N R 19 W
RouteCounty Highway 211
CountyCooper County
StateMissouri
Coordinates38.8921, -93.03341
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.
Superstructure2 CriticalAdvanced deterioration of primary structural elements. Bridge may be closed until corrective action is taken.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2021
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourFoundations stable; scour above top of footing
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry0: Immediate repair necessary to put back in service
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating0 US tons
Inventory rating0 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckWood or timber
Main spans1 (+4 approach)
Design loadOther
Structure length232 ft (70.7 m)
Longest span158 ft (48.2 m)
Deck width14 ft (4.3 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deck13 ft (4 m)

Traffic and service

Average daily traffic20 (2024)
Projected traffic26 by 2044
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.5 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Shackelford Bridge over Lamine Rvr built?

It was built in 1913, making it 112 years old in 2025.

What condition is Shackelford Bridge over Lamine Rvr 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 2021.

How much traffic does Shackelford Bridge over Lamine Rvr carry?

About 20 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Shackelford Bridge over Lamine Rvr?

The structure is 232 ft (70.7 m) long with a longest span of 158 ft (48.2 m) and a deck 14 ft wide.

Who owns Shackelford Bridge over Lamine Rvr?

It is owned by the County Highway Agency.