US Bridges

Mac Johnson Road over Nancy Creek

PoorPosted for load

Bartow County, Georgia · 4.8 MI NW of Cartersville · Structure no. 000000001550280

Built
1927
98 years old
Condition
Poor
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
42 ft
1 main span
Daily traffic
3,630
2024 count
Owner
County
County Highway Agency

About this bridge

Mac Johnson Road over Nancy Creek is a steel stringer/multi-beam or girder carrying Mac Johnson Road over Nancy Creek in Bartow County, Georgia. It was built in 1927, so it is 98 years old, older than the Georgia average of 47.5 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 3,630 vehicles a day, roughly 1% of them trucks, projected to reach 1,644 by 2031. The structure is 42 ft (12.8 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMac Johnson Road
CrossesNancy Creek
Location4.8 MI NW of Cartersville
RouteCounty Highway 156
StateGeorgia
Coordinates34.22581, -84.84486
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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating24.9 US tons
Inventory rating15 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadUnknown
Structure length42 ft (12.8 m)
Longest span24 ft (7.3 m)
Deck width24 ft (7.2 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,630 (2024)
Projected traffic1,644 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$246,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Mac Johnson Road over Nancy Creek built?

It was built in 1927, making it 98 years old in 2025.

What condition is Mac Johnson Road over Nancy 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 September 2024.

How much traffic does Mac Johnson Road over Nancy Creek carry?

About 3,630 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Mac Johnson Road over Nancy Creek?

The structure is 42 ft (12.8 m) long with a longest span of 24 ft (7.3 m) and a deck 24 ft wide.

Who owns Mac Johnson Road over Nancy Creek?

It is owned by the County Highway Agency.