US Bridges

Weyerhaeuser ST over Branch

Poor

Neshoba County, Mississippi · Sec 36 T11N R11E · Structure no. SA5000000000075

Built
1979
46 years old
Condition
Poor
inspected May 2024
Type
Channel Beam
Concrete
Length
69 ft
3 main spans
Daily traffic
6,000
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Weyerhaeuser ST over Branch is a concrete channel beam carrying Weyerhaeuser ST over Branch in Neshoba County, Mississippi. It was built in 1979, so it is 46 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 6,000 vehicles a day, roughly 10% of them trucks, projected to reach 7,500 by 2043. The structure is 69 ft (21 m) long and 25 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesWeyerhaeuser ST
CrossesBranch
LocationSec 36 T11N R11E
RouteCity Street 642
Coordinates32.7651, -89.12063
Functional classUrban Local

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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.9 US tons
Inventory rating26.2 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans3
Design loadH 15
Structure length69 ft (21 m)
Longest span31 ft (9.4 m)
Deck width25 ft (7.5 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,000 (2023)
Projected traffic7,500 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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$1.2 million (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Weyerhaeuser ST over Branch built?

It was built in 1979, making it 46 years old in 2025.

What condition is Weyerhaeuser ST over Branch 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 May 2024.

How much traffic does Weyerhaeuser ST over Branch carry?

About 6,000 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Weyerhaeuser ST over Branch?

The structure is 69 ft (21 m) long with a longest span of 31 ft (9.4 m) and a deck 25 ft wide.

Who owns Weyerhaeuser ST over Branch?

It is owned by the City or Municipal Highway Agency.