US Bridges

Siwell Road over Branch Smith Creek

FairPosted for load

Hinds County, Mississippi · Sec 9 T 5N R 1W · Structure no. SA2500000000405

Built
1994
31 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
30 ft
1 main span
Daily traffic
3,000
2014 count
Owner
City
City or Municipal Highway Agency

About this bridge

Siwell Road over Branch Smith Creek is a wood or timber stringer/multi-beam or girder carrying Siwell Road over Branch Smith Creek in Hinds County, Mississippi. It was built in 1994, so it is 31 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 3,000 vehicles a day, roughly 20% of them trucks, projected to reach 4,500 by 2034. The structure is 30 ft (9.2 m) long and 29 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesSiwell Road
CrossesBranch Smith Creek
LocationSec 9 T 5N R 1W
RouteCity Street 50990
Coordinates32.27853, -90.30917
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating24.7 US tons
Inventory rating16.3 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length30 ft (9.2 m)
Longest span30 ft (9.2 m)
Deck width29 ft (8.8 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,000 (2014)
Projected traffic4,500 by 2034
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Siwell Road over Branch Smith Creek built?

It was built in 1994, making it 31 years old in 2025.

What condition is Siwell Road over Branch Smith 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 August 2024.

How much traffic does Siwell Road over Branch Smith Creek carry?

About 3,000 vehicles per day (2014 count), of which roughly 20% are trucks.

How long is Siwell Road over Branch Smith Creek?

The structure is 30 ft (9.2 m) long with a longest span of 30 ft (9.2 m) and a deck 29 ft wide.

Who owns Siwell Road over Branch Smith Creek?

It is owned by the City or Municipal Highway Agency.