US Bridges

SR 172 over Ellington Creek

Poor

Tishomingo County, Mississippi · 3.8 MI E US 72 · Structure no. 310017207100380

Built
1980
45 years old
Condition
Poor
inspected May 2023
Type
Channel Beam
Concrete
Length
76 ft
4 main spans
Daily traffic
1,500
2023 count
Owner
State
State Highway Agency

About this bridge

SR 172 over Ellington Creek is a concrete channel beam carrying SR 172 over Ellington Creek in Tishomingo County, Mississippi. It was built in 1980, so it is 45 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.

It carries about 1,500 vehicles a day, roughly 10% of them trucks, projected to reach 1,500 by 2043. The structure is 76 ft (23.2 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 172
CrossesEllington Creek
Location3.8 MI E US 72
RouteState Highway 172
Coordinates34.80738, -88.23497
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.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating34.7 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadH 15
Structure length76 ft (23.2 m)
Longest span19 ft (5.8 m)
Deck width28 ft (8.6 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (2023)
Projected traffic1,500 by 2043
Trucks10%
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

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$282 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 172 over Ellington Creek built?

It was built in 1980, making it 45 years old in 2025.

What condition is SR 172 over Ellington Creek 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 May 2023.

How much traffic does SR 172 over Ellington Creek carry?

About 1,500 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is SR 172 over Ellington Creek?

The structure is 76 ft (23.2 m) long with a longest span of 19 ft (5.8 m) and a deck 28 ft wide.

Who owns SR 172 over Ellington Creek?

It is owned by the State Highway Agency.