US Bridges

US 45 over Ivy Lake Discharge

Good

Clarke County, Mississippi · 6.5 MI S SR 514 · Structure no. 21000450120528B

Built
2001
24 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
201 ft
5 main spans
Daily traffic
2,950
2023 count
Owner
State
State Highway Agency

About this bridge

US 45 over Ivy Lake Discharge is a prestressed concrete continuous stringer/multi-beam or girder carrying US 45 over Ivy Lake Discharge in Clarke County, Mississippi. It was built in 2001, so it is 24 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,950 vehicles a day, roughly 20% of them trucks, projected to reach 3,650 by 2043. The structure is 201 ft (61.4 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 45
CrossesIvy Lake Discharge
Location6.5 MI S SR 514
RouteU.S. Route 45
Coordinates32.09709, -88.7037
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.6 US tons
Inventory rating43.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length201 ft (61.4 m)
Longest span40 ft (12.2 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,950 (2023)
Projected traffic3,650 by 2043
Trucks20%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 45 over Ivy Lake Discharge built?

It was built in 2001, making it 24 years old in 2025.

What condition is US 45 over Ivy Lake Discharge 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 May 2023.

How much traffic does US 45 over Ivy Lake Discharge carry?

About 2,950 vehicles per day (2023 count), of which roughly 20% are trucks.

How long is US 45 over Ivy Lake Discharge?

The structure is 201 ft (61.4 m) long with a longest span of 40 ft (12.2 m) and a deck 43 ft wide.

Who owns US 45 over Ivy Lake Discharge?

It is owned by the State Highway Agency.