US Bridges

Monarch RD over Redbank Branch

FairPosted for load

Jones County, Mississippi · Sec 14 T 6N R11W B · Structure no. SA3400000000014

Built
1962
63 years old, rebuilt 2023
Condition
Fair
inspected November 2024
Type
Channel Beam
Concrete
Length
45 ft
3 main spans
Daily traffic
100
2024 count
Owner
County
County Highway Agency

About this bridge

Monarch RD over Redbank Branch is a concrete channel beam carrying Monarch RD over Redbank Branch in Jones County, Mississippi. It was built in 1962 and reconstructed in 2023, so it is 63 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 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 150 by 2044. The structure is 45 ft (13.7 m) long and 24 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesMonarch RD
CrossesRedbank Branch
LocationSec 14 T 6N R11W B
RouteCounty Highway 146
Coordinates31.48809, -89.06316
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating14.1 US tons
Inventory rating8.5 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 15
Structure length45 ft (13.7 m)
Longest span15 ft (4.6 m)
Deck width24 ft (7.4 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2024)
Projected traffic150 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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$127,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Monarch RD over Redbank Branch built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 2023.

What condition is Monarch RD over Redbank 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 November 2024.

How much traffic does Monarch RD over Redbank Branch carry?

About 100 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Monarch RD over Redbank Branch?

The structure is 45 ft (13.7 m) long with a longest span of 15 ft (4.6 m) and a deck 24 ft wide.

Who owns Monarch RD over Redbank Branch?

It is owned by the County Highway Agency.