FHWA NBI 2024 Inspection record Public-domain dataset

SR 77

Carrying SR 77 over BROAD RIVER

16 MI NE OF LEXINGTON, Oglethorpe, Georgia

Data updated May 2026

FHWA NBI record, refreshed with each annual release.

Fair
17 t Inventory load rating

Bridge Snapshot: SR 77

The SR 77 bridge in Oglethorpe, Georgia carries SR 77 over BROAD RIVER. It was built in 1975, making it 51 years old today. The structure is built primarily of steel and spans 5 sections, stretching 100.6 meters (330 feet) end to end. Daily traffic averages 1,020 vehicles, placing it in the moderately-trafficked tier of Georgia bridges. It is owned and maintained by State Highway Agency.

The latest FHWA inspection records show a deck rating of 7/9, superstructure at 7/9, substructure at 6/9. The weakest component sits in fair condition. No reported major component scores in the Poor range under the current federal condition thresholds. Its NBI inventory load rating is 17.2 metric tons.

Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.

How SR 77 compares

▼ 16.9
Load rating vs Georgia average (34.1 t)
Bottom 7%
Lower load rating than 93% of Georgia bridges
50
Bridges in Oglethorpe · 1 in Poor condition
SR 77 17.2 t
Georgia average 34.1 t

Live comparison across Georgia.

Historical Sufficiency Rating

PlainBridge-computed
76.2 / 100 - historical 50–79.9 band
Structural adequacy /55
35.7
Serviceability /30
28.0
Essentiality /15
14.5
Special reductions
−2.0

FHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.

Condition Ratings

Deck
7/9
Good (7–9)
Superstructure
7/9
Good (7–9)
Substructure
6/9
Fair (5–6)
Inventory Load Rating
17.2 t
NBI inventory level (metric tons)
Overall Condition
Fair

Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.

Structural Details

Year Built
1975
Material
Steel
Number of Spans
5
Structure Length
100.6 m (330 ft)
Deck Width
11.6 m (38 ft)
Owner
State Highway Agency
Avg Daily Traffic
1,020 vehicles/day
Structure Number
000000022100140

Condition Analysis

  • The deck (driving surface) is in good condition (7/9), showing no significant deterioration.
  • The superstructure (beams and supports above the deck) rates good at 7/9, with no significant deterioration on file.
  • The substructure (piers and abutments) is in fair condition (6/9), with minor deterioration that may require routine maintenance.

How to read this record

This page shows what the last federal inspection recorded, not whether SR 77 is safe to cross today. Here is how to use it.

  • NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
  • Learn how the 0–9 condition scale and Good/Fair/Poor categories are defined. How condition ratings work
  • Compare SR 77 against other structures in Oglethorpe and across Georgia. Georgia bridges
  • Noticed visible damage or a safety concern? Report it to the agency that owns the bridge, or call 911 in an emergency. How to report a bridge

Condition codes come straight from the FHWA National Bridge Inventory and are not a real-time safety judgment. Only the owning agency, a state DOT, county, or other owner, can post, restrict, or close a bridge.

Frequently Asked Questions

What do the condition ratings mean for SR 77?

SR 77 in Oglethorpe, Georgia has a deck rating of 7/9, superstructure rating of 7/9, and substructure rating of 6/9 on the FHWA's 0–9 scale.

How often is SR 77 inspected?

SR 77's responsible agency sets its routine interval under FHWA's risk-based inspection rules; this page does not expose the scheduled interval. It carries about 1,020 vehicles per day.

What does “structurally deficient” mean in older bridge reports?

FHWA retired that reported status beginning with the 2018 archive. SR 77 is currently shown as Fair condition from its component ratings; that category is not a live closure or safety decision.

What is the inventory load rating for SR 77?

SR 77 has an NBI inventory load rating of 17.2 metric tons.

Who is responsible for maintaining SR 77?

SR 77 is owned and maintained by State Highway Agency.

How old is SR 77 and does age affect safety?

SR 77 was built in 1975, making it 51 years old.

Disclaimer: Bridge condition data is from the FHWA NBI and reflects the last reported inspection. A Poor condition rating is not a live declaration that a bridge is closed or unsafe for travel. For current closure, posting, or safety information, contact the responsible transportation agency.

Data sourced from the Federal Highway Administration National Bridge Inventory. See our methodology for details. Retrieved and formatted by PlainBridges

Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.