US Bridges

Seminry-Sumrall RD over Bch of Bowie River

PoorPosted for load

Covington County, Mississippi · Sec 25 T 6N R16W B · Structure no. SA1600000000019

Built
1974
51 years old
Condition
Poor
inspected October 2024
Type
Channel Beam
Concrete
Length
114 ft
6 main spans
Daily traffic
640
2021 count
Owner
County
County Highway Agency

About this bridge

Seminry-Sumrall RD over Bch of Bowie River is a concrete channel beam carrying Seminry-Sumrall RD over Bch of Bowie River in Covington County, Mississippi. It was built in 1974, so it is 51 years old, older 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 4 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 640 vehicles a day, roughly 8% of them trucks, projected to reach 960 by 2041. The structure is 114 ft (34.7 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSeminry-Sumrall RD
CrossesBch of Bowie River
LocationSec 25 T 6N R16W B
RouteCounty Highway 205
Coordinates31.45349, -89.5623
Functional classRural Major Collector

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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.3 US tons
Inventory rating19.3 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans6
Design loadH 15
Structure length114 ft (34.7 m)
Longest span19 ft (5.8 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic640 (2021)
Projected traffic960 by 2041
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$470,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Seminry-Sumrall RD over Bch of Bowie River built?

It was built in 1974, making it 51 years old in 2025.

What condition is Seminry-Sumrall RD over Bch of Bowie River 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 Seminry-Sumrall RD over Bch of Bowie River carry?

About 640 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is Seminry-Sumrall RD over Bch of Bowie River?

The structure is 114 ft (34.7 m) long with a longest span of 19 ft (5.8 m) and a deck 28 ft wide.

Who owns Seminry-Sumrall RD over Bch of Bowie River?

It is owned by the County Highway Agency.