US Bridges

Rock Ranch Road over Long Branch

Good

Pearl River County, Mississippi · Sec 9 T 5S R17W B · Structure no. SA5500000000127

Built
1969
56 years old, rebuilt 2017
Condition
Good
inspected April 2024
Type
Channel Beam
Concrete
Length
152 ft
8 main spans
Daily traffic
260
2024 count
Owner
County
County Highway Agency

About this bridge

Rock Ranch Road over Long Branch is a concrete channel beam carrying Rock Ranch Road over Long Branch in Pearl River County, Mississippi. It was built in 1969 and reconstructed in 2017, so it is 56 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 260 vehicles a day, roughly 8% of them trucks, projected to reach 300 by 2046. The structure is 152 ft (46.3 m) long and 28 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesRock Ranch Road
CrossesLong Branch
LocationSec 9 T 5S R17W B
RouteCounty Highway 212
Coordinates30.62764, -89.70836
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.8 US tons
Inventory rating38.9 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans8
Design loadH 15
Structure length152 ft (46.3 m)
Longest span19 ft (5.8 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic260 (2024)
Projected traffic300 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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$180,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Rock Ranch Road over Long Branch built?

It was built in 1969, making it 56 years old in 2025. It was reconstructed in 2017.

What condition is Rock Ranch Road over Long 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 2024.

How much traffic does Rock Ranch Road over Long Branch carry?

About 260 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is Rock Ranch Road over Long Branch?

The structure is 152 ft (46.3 m) long with a longest span of 19 ft (5.8 m) and a deck 28 ft wide.

Who owns Rock Ranch Road over Long Branch?

It is owned by the County Highway Agency.