US Bridges

SR 15 over Ramsey Branch

Good

Harrison County, Mississippi · 17.4 MI N US 90 · Structure no. 310001502401740

Built
1984
41 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
40 ft
2 main spans
Daily traffic
1,300
2023 count
Owner
State
State Highway Agency

About this bridge

SR 15 over Ramsey Branch is a concrete culvert carrying SR 15 over Ramsey Branch in Harrison County, Mississippi. It was built in 1984, so it is 41 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 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 1,300 vehicles a day, roughly 14% of them trucks, projected to reach 1,300 by 2043. The structure is 40 ft (12.2 m) long. If it were closed, the detour would be 59 mi (95 km).

CarriesSR 15
CrossesRamsey Branch
Location17.4 MI N US 90
RouteState Highway 15
Coordinates30.63912, -88.90754
Functional classRural Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.6 US tons
Inventory rating44 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length40 ft (12.2 m)
Longest span16 ft (4.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2023)
Projected traffic1,300 by 2043
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed59 mi (95 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 15 over Ramsey Branch built?

It was built in 1984, making it 41 years old in 2025.

What condition is SR 15 over Ramsey Branch 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 April 2023.

How much traffic does SR 15 over Ramsey Branch carry?

About 1,300 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is SR 15 over Ramsey Branch?

The structure is 40 ft (12.2 m) long with a longest span of 16 ft (4.9 m).

Who owns SR 15 over Ramsey Branch?

It is owned by the State Highway Agency.