US Bridges

Union Road over Standing Pine Branch

PoorPosted for load

Leake County, Mississippi · Sec 1 T 9N R 9E B · Structure no. SA4000000000028

Built
1956
69 years old
Condition
Poor
inspected September 2024
Type
Channel Beam
Concrete
Length
38 ft
2 main spans
Daily traffic
440
2015 count
Owner
County
County Highway Agency

About this bridge

Union Road over Standing Pine Branch is a concrete channel beam carrying Union Road over Standing Pine Branch in Leake County, Mississippi. It was built in 1956, so it is 69 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 440 vehicles a day, roughly 8% of them trucks, projected to reach 660 by 2045. The structure is 38 ft (11.6 m) long and 25 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesUnion Road
CrossesStanding Pine Branch
LocationSec 1 T 9N R 9E B
RouteCounty Highway 436
Coordinates32.66073, -89.3219
Functional classRural Major Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating25.4 US tons
Inventory rating15.2 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span19 ft (5.8 m)
Deck width25 ft (7.5 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic440 (2015)
Projected traffic660 by 2045
Trucks8%
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

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$156,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Union Road over Standing Pine Branch built?

It was built in 1956, making it 69 years old in 2025.

What condition is Union Road over Standing Pine 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 September 2024.

How much traffic does Union Road over Standing Pine Branch carry?

About 440 vehicles per day (2015 count), of which roughly 8% are trucks.

How long is Union Road over Standing Pine Branch?

The structure is 38 ft (11.6 m) long with a longest span of 19 ft (5.8 m) and a deck 25 ft wide.

Who owns Union Road over Standing Pine Branch?

It is owned by the County Highway Agency.