US Bridges

W. P. A. Road over Upper Little Black Creek

Good

Lamar County, Mississippi · Sec 2 T 3N R15W B · Structure no. SA3700000000061

Built
2003
22 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
173 ft
5 main spans
Daily traffic
620
2024 count
Owner
County
County Highway Agency

About this bridge

W. P. A. Road over Upper Little Black Creek is a prestressed concrete stringer/multi-beam or girder carrying W. P. A. Road over Upper Little Black Creek in Lamar County, Mississippi. It was built in 2003, so it is 22 years old, younger than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 620 vehicles a day, roughly 8% of them trucks, projected to reach 930 by 2044. The structure is 173 ft (52.7 m) long and 31 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesW. P. A. Road
CrossesUpper Little Black Creek
LocationSec 2 T 3N R15W B
RouteCounty Highway 137
Coordinates31.24449, -89.47131
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
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 rating64.8 US tons
Inventory rating37.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length173 ft (52.7 m)
Longest span40 ft (12.2 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic620 (2024)
Projected traffic930 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was W. P. A. Road over Upper Little Black Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is W. P. A. Road over Upper Little Black Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2023.

How much traffic does W. P. A. Road over Upper Little Black Creek carry?

About 620 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is W. P. A. Road over Upper Little Black Creek?

The structure is 173 ft (52.7 m) long with a longest span of 40 ft (12.2 m) and a deck 31 ft wide.

Who owns W. P. A. Road over Upper Little Black Creek?

It is owned by the County Highway Agency.