US Bridges

SR 30 over Cypress Creek

PoorPosted for load

Lafayette County, Mississippi · 3.1 MI W Union Cl · Structure no. 310003003601410

Built
1954
71 years old
Condition
Poor
inspected July 2024
Type
Tee Beam
Concrete
Length
430 ft
1 main span
Daily traffic
2,900
2023 count
Owner
State
State Highway Agency

About this bridge

SR 30 over Cypress Creek is a concrete tee beam carrying SR 30 over Cypress Creek in Lafayette County, Mississippi. It was built in 1954, so it is 71 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. Its operating status is: posted for load restriction.

It carries about 2,900 vehicles a day, roughly 14% of them trucks, projected to reach 3,700 by 2043. The structure is 430 ft (131.1 m) long and 28 ft wide. If it were closed, the detour would be 57.8 mi (93 km).

CarriesSR 30
CrossesCypress Creek
Location3.1 MI W Union Cl
RouteState Highway 30
Coordinates34.44174, -89.29072
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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.1 US tons
Inventory rating24.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1 (+13 approach)
Design loadHS 15
Structure length430 ft (131.1 m)
Longest span40 ft (12.2 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,900 (2023)
Projected traffic3,700 by 2043
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed57.8 mi (93 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$960 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 30 over Cypress Creek built?

It was built in 1954, making it 71 years old in 2025.

What condition is SR 30 over Cypress 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 July 2024.

How much traffic does SR 30 over Cypress Creek carry?

About 2,900 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is SR 30 over Cypress Creek?

The structure is 430 ft (131.1 m) long with a longest span of 40 ft (12.2 m) and a deck 28 ft wide.

Who owns SR 30 over Cypress Creek?

It is owned by the State Highway Agency.