US Bridges

County RD 256 over Branch

FairPosted for load

Shelby County, Missouri · S 33 T 59 N R 9 W · Structure no. 16017

Built
1970
55 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
53 ft
4 main spans
Daily traffic
5
2024 count
Owner
County
County Highway Agency

About this bridge

County RD 256 over Branch is a steel stringer/multi-beam or girder carrying County RD 256 over Branch in Shelby County, Missouri. It was built in 1970, so it is 55 years old, older than the Missouri average of 45.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 5 vehicles a day, roughly 10% of them trucks, projected to reach 6 by 2044. The structure is 53 ft (16.2 m) long and 14 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesCounty RD 256
CrossesBranch
LocationS 33 T 59 N R 9 W
RouteCounty Highway 107
CountyShelby County
StateMissouri
Coordinates39.8655, -91.90306
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating13.9 US tons
Inventory rating9.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans4
Design loadH 10
Structure length53 ft (16.2 m)
Longest span20 ft (6.1 m)
Deck width14 ft (4.3 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (2024)
Projected traffic6 by 2044
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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$416,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County RD 256 over Branch built?

It was built in 1970, making it 55 years old in 2025.

What condition is County RD 256 over Branch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2024.

How much traffic does County RD 256 over Branch carry?

About 5 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is County RD 256 over Branch?

The structure is 53 ft (16.2 m) long with a longest span of 20 ft (6.1 m) and a deck 14 ft wide.

Who owns County RD 256 over Branch?

It is owned by the County Highway Agency.