US Bridges

North Railroad Ave over Marsh

PoorPosted for load

Hancock County, Mississippi · Sec 18 T 9S R14W · Structure no. SA2300000000054

Built
2001
24 years old
Condition
Poor
inspected October 2024
Type
Channel Beam
Concrete
Length
69 ft
3 main spans
Daily traffic
100
2022 count
Owner
County
County Highway Agency

About this bridge

North Railroad Ave over Marsh is a concrete channel beam carrying North Railroad Ave over Marsh in Hancock County, Mississippi. It was built in 2001, so it is 24 years old, younger 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 3 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: posted for load restriction.

It carries about 100 vehicles a day, projected to reach 150 by 2042. The structure is 69 ft (21 m) long and 25 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesNorth Railroad Ave
CrossesMarsh
LocationSec 18 T 9S R14W
RouteCounty Highway 621
Coordinates30.25797, -89.43028
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating25.6 US tons
Inventory rating15.4 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length69 ft (21 m)
Longest span31 ft (9.4 m)
Deck width25 ft (7.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2022)
Projected traffic150 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$156,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was North Railroad Ave over Marsh built?

It was built in 2001, making it 24 years old in 2025.

What condition is North Railroad Ave over Marsh 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 October 2024.

How much traffic does North Railroad Ave over Marsh carry?

About 100 vehicles per day (2022 count).

How long is North Railroad Ave over Marsh?

The structure is 69 ft (21 m) long with a longest span of 31 ft (9.4 m) and a deck 25 ft wide.

Who owns North Railroad Ave over Marsh?

It is owned by the County Highway Agency.