+30.31556, -81.62750
30°18'56" N, 81°37'39" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:SR-228 (HART BDG.) over ST. JOHNS RIVER
Structure number:720107
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:1088.0 ft. [331.6 m]
Total length:3844.3 ft. [1171.7 m]
Roadway width between curbs:55.4 ft. [16.9 m]
Deck width edge-to-edge:65.3 ft. [19.9 m]
Vertical clearance above deck:18.4 ft. [5.6 m]
Vertical clearance below bridge:140.8 ft. [42.9 m]
Owner:State Highway Agency [01]
Year built:1967
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Steel continuous [4]
Main spans design:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: June 2015 

Status:Open, no restriction [A]
Average daily traffic:41,000 [as of 2014]
Truck traffic:12% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Superior to present desirable criteria [9]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Pier/abutment protection:In place and functioning [2]
Scour condition:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Operating rating:30.9 tons [28.1 metric tons]
Inventory rating:23.3 tons [21.2 metric tons]
Sufficiency rating:43.8
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$255,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
June 201543.8Not deficientFairFairGood41000
June 201343.8Not deficientFairFairGood39000
June 201143.8Not deficientFairFairGood30500
June 200943.8Not deficientFairFairGood43000
June 200748.0Not deficientFairFairGood47000
June 200559.0Not deficientFairSatisfactoryGood46500
September 200369.0Not deficientFairSatisfactoryGood49000
September 200165.1Not deficientFairSatisfactoryGood49500
September 199965.1Not deficientFairSatisfactoryGood77600
September 199765.1Not deficientFairSatisfactoryGood48500
October 199764.9Not deficientFairSatisfactoryGood48500
October 199555.9Not deficientSatisfactoryGoodGood46500
September 199365.9Not deficientSatisfactoryGoodGood44910
September 199167.9Not deficientGoodGoodGood46980