US Bridges

Jernigan Road over Robinson Creek

Poor

Amite County, Mississippi · Sec 31 T 4N R 5E · Structure no. SA0300000000182

Built
1965
60 years old
Condition
Poor
inspected December 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
33 ft
3 main spans
Daily traffic
40
2015 count
Owner
County
County Highway Agency

About this bridge

Jernigan Road over Robinson Creek is a wood or timber stringer/multi-beam or girder carrying Jernigan Road over Robinson Creek in Amite County, Mississippi. It was built in 1965, so it is 60 years old, older than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 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: open, temporary structure in place while original is closed.

It carries about 40 vehicles a day, projected to reach 60 by 2035. The structure is 33 ft (10.1 m) long and 16 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesJernigan Road
CrossesRobinson Creek
LocationSec 31 T 4N R 5E
RouteCounty Highway 145
Coordinates31.26011, -90.74983
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionDecember 2024
Inspection intervalevery 12 months
Operating statusOpen, temporary structure in place while original is closed
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy0: Immediate repair necessary to put back in service
Approach roadway alignment8: Equal to present desirable criteria
Operating rating0 US tons
Inventory rating0 US tons

Structure

MaterialWood or Timber
DeckCorrugated steel
Main spans3
Design loadH 10
Structure length33 ft (10.1 m)
Longest span17 ft (5.2 m)
Deck width16 ft (5 m)
Roadway width16 ft (5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2015)
Projected traffic60 by 2035
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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$175,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Jernigan Road over Robinson Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is Jernigan Road over Robinson Creek 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 2024.

How much traffic does Jernigan Road over Robinson Creek carry?

About 40 vehicles per day (2015 count).

How long is Jernigan Road over Robinson Creek?

The structure is 33 ft (10.1 m) long with a longest span of 17 ft (5.2 m) and a deck 16 ft wide.

Who owns Jernigan Road over Robinson Creek?

It is owned by the County Highway Agency.