US Bridges

Inner Perimeter RD over Knight Creek

Good

Lowndes County, Georgia · 7 MI E of Valdosta · Structure no. 000000018550450

Built
1989
36 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete
Length
50 ft
4 main spans
Daily traffic
9,270
2024 count
Owner
State
State Highway Agency

About this bridge

Inner Perimeter RD over Knight Creek is a concrete culvert carrying Inner Perimeter RD over Knight Creek in Lowndes County, Georgia. It was built in 1989, so it is 36 years old, younger than the Georgia average of 47.5 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 9,270 vehicles a day, roughly 1% of them trucks, projected to reach 10,425 by 2032. The structure is 50 ft (15.2 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesInner Perimeter RD
CrossesKnight Creek
Location7 MI E of Valdosta
RouteU.S. Route 41
StateGeorgia
Coordinates30.82075, -83.22944
Functional classUrban Other Principal 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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating35.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20 + Mod
Structure length50 ft (15.2 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,270 (2024)
Projected traffic10,425 by 2032
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

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$453,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Inner Perimeter RD over Knight Creek built?

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

What condition is Inner Perimeter RD over Knight Creek 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 December 2023.

How much traffic does Inner Perimeter RD over Knight Creek carry?

About 9,270 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Inner Perimeter RD over Knight Creek?

The structure is 50 ft (15.2 m) long with a longest span of 12 ft (3.7 m).

Who owns Inner Perimeter RD over Knight Creek?

It is owned by the State Highway Agency.