US Bridges

US 19- SR 300 Nbl over Big Slough

Good

Mitchell County, Georgia · App .5 MI N of Camilla · Structure no. 000000020500500

Built
1980
45 years old
Condition
Good
inspected August 2024
Type
Tee Beam
Concrete
Length
102 ft
3 main spans
Daily traffic
9,850
2024 count
Owner
State
State Highway Agency

About this bridge

US 19- SR 300 Nbl over Big Slough is a concrete tee beam carrying US 19- SR 300 Nbl over Big Slough in Mitchell County, Georgia. It was built in 1980, so it is 45 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 9,850 vehicles a day, roughly 10% of them trucks, projected to reach 18,645 by 2030. The structure is 102 ft (31.1 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 19- SR 300 Nbl
CrossesBig Slough
LocationApp .5 MI N of Camilla
RouteU.S. Route 19
StateGeorgia
Coordinates31.24436, -84.1998
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.9 US tons
Inventory rating45 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length102 ft (31.1 m)
Longest span34 ft (10.4 m)
Deck width45 ft (13.8 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,850 (2024)
Projected traffic18,645 by 2030
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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$598,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US 19- SR 300 Nbl over Big Slough built?

It was built in 1980, making it 45 years old in 2025.

What condition is US 19- SR 300 Nbl over Big Slough 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 August 2024.

How much traffic does US 19- SR 300 Nbl over Big Slough carry?

About 9,850 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is US 19- SR 300 Nbl over Big Slough?

The structure is 102 ft (31.1 m) long with a longest span of 34 ft (10.4 m) and a deck 45 ft wide.

Who owns US 19- SR 300 Nbl over Big Slough?

It is owned by the State Highway Agency.