US Bridges

Brownlee Road over Blackwater Creek

FairPosted for load

Marshall County, Mississippi · Sec 20 T 6S R 1W · Structure no. SA4700000000131

Built
1999
26 years old
Condition
Fair
inspected November 2024
Type
Other
Steel
Length
51 ft
4 main spans
Daily traffic
100
2024 count
Owner
County
County Highway Agency

About this bridge

Brownlee Road over Blackwater Creek is a steel other carrying Brownlee Road over Blackwater Creek in Marshall County, Mississippi. It was built in 1999, so it is 26 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 6 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 8% of them trucks, projected to reach 150 by 2044. The structure is 51 ft (15.5 m) long and 22 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesBrownlee Road
CrossesBlackwater Creek
LocationSec 20 T 6S R 1W
RouteCounty Highway 228
Coordinates34.55353, -89.32883
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 alignment7: Better than present minimum criteria
Operating rating13.7 US tons
Inventory rating8.3 US tons

Structure

Structure typeOther
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length51 ft (15.5 m)
Longest span24 ft (7.2 m)
Deck width22 ft (6.7 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2024)
Projected traffic150 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$242,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Brownlee Road over Blackwater Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is Brownlee Road over Blackwater 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 November 2024.

How much traffic does Brownlee Road over Blackwater Creek carry?

About 100 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is Brownlee Road over Blackwater Creek?

The structure is 51 ft (15.5 m) long with a longest span of 24 ft (7.2 m) and a deck 22 ft wide.

Who owns Brownlee Road over Blackwater Creek?

It is owned by the County Highway Agency.