US Bridges

SR 27 over Copiah Creek

Poor

Copiah County, Mississippi · 6.8 MI N Lawrence Cl · Structure no. 310002701506580

Built
1956
69 years old
Condition
Poor
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
340 ft
2 main spans
Daily traffic
2,200
2023 count
Owner
State
State Highway Agency

About this bridge

SR 27 over Copiah Creek is a steel stringer/multi-beam or girder carrying SR 27 over Copiah Creek in Copiah County, Mississippi. It was built in 1956, so it is 69 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 2,200 vehicles a day, roughly 14% of them trucks, projected to reach 2,200 by 2043. The structure is 340 ft (103.6 m) long and 29 ft wide. If it were closed, the detour would be 34.8 mi (56 km).

CarriesSR 27
CrossesCopiah Creek
Location6.8 MI N Lawrence Cl
RouteState Highway 27
Coordinates31.84332, -90.16338
Functional classRural Minor Arterial

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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionFebruary 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 geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating46.6 US tons
Inventory rating27.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2 (+6 approach)
Design loadHS 15
Structure length340 ft (103.6 m)
Longest span80 ft (24.4 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,200 (2023)
Projected traffic2,200 by 2043
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.8 mi (56 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1,000 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 27 over Copiah Creek built?

It was built in 1956, making it 69 years old in 2025.

What condition is SR 27 over Copiah 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 February 2023.

How much traffic does SR 27 over Copiah Creek carry?

About 2,200 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is SR 27 over Copiah Creek?

The structure is 340 ft (103.6 m) long with a longest span of 80 ft (24.4 m) and a deck 29 ft wide.

Who owns SR 27 over Copiah Creek?

It is owned by the State Highway Agency.