US Bridges

Old Macon Road over Gilmer Creek

PoorClosed to traffic

Lowndes County, Mississippi · Sec 32 T18N R18E B · Structure no. SA4400000000077

Built
1989
36 years old
Condition
Poor
inspected February 2024
Type
Channel Beam
Concrete
Length
100 ft
4 main spans
Daily traffic
30
2022 count
Owner
County
County Highway Agency

About this bridge

Old Macon Road over Gilmer Creek is a concrete channel beam carrying Old Macon Road over Gilmer Creek in Lowndes County, Mississippi. It was built in 1989, so it is 36 years old, younger 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 3 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: closed to all traffic.

It carries about 30 vehicles a day, roughly 8% of them trucks, projected to reach 45 by 2044. The structure is 100 ft (30.5 m) long and 28 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesOld Macon Road
CrossesGilmer Creek
LocationSec 32 T18N R18E B
RouteCounty Highway 275
Coordinates33.38446, -88.439
Functional classRural 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourUnknown foundation; not evaluated for scour
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating0 US tons
Inventory rating0 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length100 ft (30.5 m)
Longest span31 ft (9.4 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2022)
Projected traffic45 by 2044
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Old Macon Road over Gilmer Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is Old Macon Road over Gilmer Creek 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 February 2024.

How much traffic does Old Macon Road over Gilmer Creek carry?

About 30 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Old Macon Road over Gilmer Creek?

The structure is 100 ft (30.5 m) long with a longest span of 31 ft (9.4 m) and a deck 28 ft wide.

Who owns Old Macon Road over Gilmer Creek?

It is owned by the County Highway Agency.