US Bridges

SR 77 over Broad River Overflow

Fair

Elbert County, Georgia · 7.5 MI S of Elberton · Structure no. 000000010500070

Built
1948
77 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
243 ft
9 main spans
Daily traffic
1,140
2024 count
Owner
State
State Highway Agency

About this bridge

SR 77 over Broad River Overflow is a steel continuous stringer/multi-beam or girder carrying SR 77 over Broad River Overflow in Elbert County, Georgia. It was built in 1948, so it is 77 years old, older than the Georgia average of 47.5 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,140 vehicles a day, roughly 1% of them trucks, projected to reach 1,320 by 2031. The structure is 243 ft (74.1 m) long and 30 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesSR 77
CrossesBroad River Overflow
Location7.5 MI S of Elberton
RouteState Highway 77
StateGeorgia
Coordinates34.00203, -82.88557
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating49.9 US tons
Inventory rating30 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadH 15
Structure length243 ft (74.1 m)
Longest span27 ft (8.2 m)
Deck width30 ft (9.1 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,140 (2024)
Projected traffic1,320 by 2031
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed13 mi (21 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$1.4 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 77 over Broad River Overflow built?

It was built in 1948, making it 77 years old in 2025.

What condition is SR 77 over Broad River Overflow in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2024.

How much traffic does SR 77 over Broad River Overflow carry?

About 1,140 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is SR 77 over Broad River Overflow?

The structure is 243 ft (74.1 m) long with a longest span of 27 ft (8.2 m) and a deck 30 ft wide.

Who owns SR 77 over Broad River Overflow?

It is owned by the State Highway Agency.