US Bridges

Old US-78 over Pechahalee Creek

GoodPosted for load

Benton County, Mississippi · Sec 19 T 5S R 1E B · Structure no. SA0500000000041

Built
1971
54 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
97 ft
1 main span
Daily traffic
526
2024 count
Owner
County
County Highway Agency

About this bridge

Old US-78 over Pechahalee Creek is a prestressed concrete stringer/multi-beam or girder carrying Old US-78 over Pechahalee Creek in Benton County, Mississippi. It was built in 1971, so it is 54 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. Its operating status is: posted for load restriction.

It carries about 526 vehicles a day, roughly 8% of them trucks, projected to reach 750 by 2045. The structure is 97 ft (29.6 m) long and 29 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesOld US-78
CrossesPechahalee Creek
LocationSec 19 T 5S R 1E B
RouteCounty Highway 115
Coordinates34.6275, -89.23111
Functional classRural Local

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 inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourScour critical; foundations unstable for calculated scour conditions
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.8 US tons
Inventory rating24.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+3 approach)
Design loadHS 15
Structure length97 ft (29.6 m)
Longest span40 ft (12.2 m)
Deck width29 ft (8.9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic526 (2024)
Projected traffic750 by 2045
Trucks8%
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$276,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Old US-78 over Pechahalee Creek built?

It was built in 1971, making it 54 years old in 2025.

What condition is Old US-78 over Pechahalee 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 November 2024.

How much traffic does Old US-78 over Pechahalee Creek carry?

About 526 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is Old US-78 over Pechahalee Creek?

The structure is 97 ft (29.6 m) long with a longest span of 40 ft (12.2 m) and a deck 29 ft wide.

Who owns Old US-78 over Pechahalee Creek?

It is owned by the County Highway Agency.