US Bridges

CO RD 436 over Johnson Creek

Fair

Yalobusha County, Mississippi · Sec 17 T11S R 4W B · Structure no. SA8100000000086

Built
2005
20 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
220 ft
4 main spans
Daily traffic
230
2014 count
Owner
County
County Highway Agency

About this bridge

CO RD 436 over Johnson Creek is a prestressed concrete stringer/multi-beam or girder carrying CO RD 436 over Johnson Creek in Yalobusha County, Mississippi. It was built in 2005, so it is 20 years old, younger than the Mississippi average of 38.9 years.

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

It carries about 230 vehicles a day, roughly 10% of them trucks, projected to reach 345 by 2034. The structure is 220 ft (67.1 m) long and 33 ft wide. If it were closed, the detour would be 31.7 mi (51 km).

CarriesCO RD 436
CrossesJohnson Creek
LocationSec 17 T11S R 4W B
RouteCounty Highway 1802
Coordinates34.1244, -89.64101
Functional classRural Major Collector

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating25.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length220 ft (67.1 m)
Longest span100 ft (30.5 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic230 (2014)
Projected traffic345 by 2034
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.7 mi (51 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CO RD 436 over Johnson Creek built?

It was built in 2005, making it 20 years old in 2025.

What condition is CO RD 436 over Johnson Creek 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 February 2024.

How much traffic does CO RD 436 over Johnson Creek carry?

About 230 vehicles per day (2014 count), of which roughly 10% are trucks.

How long is CO RD 436 over Johnson Creek?

The structure is 220 ft (67.1 m) long with a longest span of 100 ft (30.5 m) and a deck 33 ft wide.

Who owns CO RD 436 over Johnson Creek?

It is owned by the County Highway Agency.