US Bridges

Brownlee-Harmon RD over Strayhorn Creek

FairPosted for load

Tate County, Mississippi · Sec 34 T 5S R 9W B · Structure no. SA6900000000091

Built
1962
63 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
139 ft
3 main spans
Daily traffic
100
2014 count
Owner
County
County Highway Agency

About this bridge

Brownlee-Harmon RD over Strayhorn Creek is a steel stringer/multi-beam or girder carrying Brownlee-Harmon RD over Strayhorn Creek in Tate County, Mississippi. It was built in 1962, 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 3% of them trucks, projected to reach 150 by 2044. The structure is 139 ft (42.4 m) long and 25 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesBrownlee-Harmon RD
CrossesStrayhorn Creek
LocationSec 34 T 5S R 9W B
RouteCounty Highway 73
Coordinates34.60847, -90.12744
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 protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating35.8 US tons
Inventory rating21.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3 (+1 approach)
Design loadUnknown
Structure length139 ft (42.4 m)
Longest span40 ft (12.2 m)
Deck width25 ft (7.5 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2014)
Projected traffic150 by 2044
Trucks3%
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$413,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Brownlee-Harmon RD over Strayhorn Creek built?

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

What condition is Brownlee-Harmon RD over Strayhorn 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 October 2024.

How much traffic does Brownlee-Harmon RD over Strayhorn Creek carry?

About 100 vehicles per day (2014 count), of which roughly 3% are trucks.

How long is Brownlee-Harmon RD over Strayhorn Creek?

The structure is 139 ft (42.4 m) long with a longest span of 40 ft (12.2 m) and a deck 25 ft wide.

Who owns Brownlee-Harmon RD over Strayhorn Creek?

It is owned by the County Highway Agency.