US Bridges

Elon RD over Plum Creek

Good

Noxubee County, Mississippi · Sec 11 T14N R17E B · Structure no. SA5200000000052

Built
1975
50 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
140 ft
3 main spans
Daily traffic
250
2022 count
Owner
County
County Highway Agency

About this bridge

Elon RD over Plum Creek is a prestressed concrete stringer/multi-beam or girder carrying Elon RD over Plum Creek in Noxubee County, Mississippi. It was built in 1975, so it is 50 years old, older 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 250 vehicles a day, roughly 8% of them trucks, projected to reach 375 by 2043. The structure is 140 ft (42.7 m) long and 29 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesElon RD
CrossesPlum Creek
LocationSec 11 T14N R17E B
RouteCounty Highway 1646
Coordinates33.07406, -88.52361
Functional classRural Major 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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to 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 rating59.7 US tons
Inventory rating30.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length140 ft (42.7 m)
Longest span60 ft (18.3 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2022)
Projected traffic375 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$1.2 million (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Elon RD over Plum Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is Elon RD over Plum 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 Elon RD over Plum Creek carry?

About 250 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Elon RD over Plum Creek?

The structure is 140 ft (42.7 m) long with a longest span of 60 ft (18.3 m) and a deck 29 ft wide.

Who owns Elon RD over Plum Creek?

It is owned by the County Highway Agency.