US Bridges

Johnston Stat. Rd. over Clabber Creek

Fair

Pike County, Mississippi · Sec 12 T 4N R 7E B · Structure no. SA5700000000142

Built
1959
66 years old
Condition
Fair
inspected December 2023
Type
Channel Beam
Concrete
Length
91 ft
4 main spans
Daily traffic
1,200
2021 count
Owner
County
County Highway Agency

About this bridge

Johnston Stat. Rd. over Clabber Creek is a concrete channel beam carrying Johnston Stat. Rd. over Clabber Creek in Pike County, Mississippi. It was built in 1959, so it is 66 years old, older 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 1,200 vehicles a day, roughly 8% of them trucks, projected to reach 1,800 by 2043. The structure is 91 ft (27.6 m) long and 25 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesJohnston Stat. Rd.
CrossesClabber Creek
LocationSec 12 T 4N R 7E B
RouteCounty Highway 1175
CountyPike County
StateMississippi
Coordinates31.32597, -90.4483
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60.8 US tons
Inventory rating36.4 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadH 15
Structure length91 ft (27.6 m)
Longest span31 ft (9.4 m)
Deck width25 ft (7.5 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,200 (2021)
Projected traffic1,800 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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$587,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Johnston Stat. Rd. over Clabber Creek built?

It was built in 1959, making it 66 years old in 2025.

What condition is Johnston Stat. Rd. over Clabber 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 December 2023.

How much traffic does Johnston Stat. Rd. over Clabber Creek carry?

About 1,200 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is Johnston Stat. Rd. over Clabber Creek?

The structure is 91 ft (27.6 m) long with a longest span of 31 ft (9.4 m) and a deck 25 ft wide.

Who owns Johnston Stat. Rd. over Clabber Creek?

It is owned by the County Highway Agency.