US Bridges

6th ST S Amory over Roundhouse Ck

FairPosted for load

Monroe County, Mississippi · Sec 36 T12S R19W · Structure no. SA4800000000184

Built
1988
37 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
25 ft
1 main span
Daily traffic
217
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

6th ST S Amory over Roundhouse Ck is a steel stringer/multi-beam or girder carrying 6th ST S Amory over Roundhouse Ck in Monroe County, Mississippi. It was built in 1988, so it is 37 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 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 217 vehicles a day, roughly 10% of them trucks, projected to reach 325 by 2038. The structure is 25 ft (7.6 m) long and 41 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
Carries6th ST S Amory
CrossesRoundhouse Ck
LocationSec 36 T12S R19W
RouteCity Street 1227
CountyMonroe County
StateMississippi
Coordinates33.98434, -88.48243
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.3 US tons
Inventory rating17 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length25 ft (7.6 m)
Longest span25 ft (7.6 m)
Deck width41 ft (12.5 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic217 (2018)
Projected traffic325 by 2038
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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
NavigationNo navigation control on waterway

Frequently asked questions

When was 6th ST S Amory over Roundhouse Ck built?

It was built in 1988, making it 37 years old in 2025.

What condition is 6th ST S Amory over Roundhouse Ck 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 2023.

How much traffic does 6th ST S Amory over Roundhouse Ck carry?

About 217 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is 6th ST S Amory over Roundhouse Ck?

The structure is 25 ft (7.6 m) long with a longest span of 25 ft (7.6 m) and a deck 41 ft wide.

Who owns 6th ST S Amory over Roundhouse Ck?

It is owned by the City or Municipal Highway Agency.