+30.32722, -81.62222
30°19'38" N, 81°37'20" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:SR-10A (MATHEWS) over ST. JOHNS RV. & ALT-US-1
Structure number:720076
Location:SR-10A / ST. JOHNS RIVER
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:810.1 ft. [246.9 m]
Total length:7376.0 ft. [2248.1 m]
Roadway width between curbs:48.9 ft. [14.9 m]
Deck width edge-to-edge:58.1 ft. [17.7 m]
Vertical clearance above deck:20.7 ft. [6.3 m]
Vertical clearance below bridge:146.0 ft. [44.5 m]
Owner:State Highway Agency [01]
Year built:1953
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Number of main spans:6
Main spans material:Steel continuous [4]
Main spans design:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: April 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:67,000 [as of 2015]
Truck traffic:2% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Pier/abutment protection:In place and functioning [2]
Scour condition:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Operating rating:36.3 tons [33.0 metric tons]
Inventory rating:28.1 tons [25.5 metric tons]
Sufficiency rating:44.1
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$4,093,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
April 201644.1FairFairFairSatisfactoryFO67000
May 201441.9FairFairFairSatisfactoryFO63000
August 201341.9FairFairFairSatisfactoryFO56500
August 201141.9FairFairFairSatisfactoryFO66500
August 200943.6FairFairFairSatisfactoryFO67500
August 200743.6FairFairFairSatisfactoryFO72000
August 200540.2FairFairFairSatisfactoryFO72000
October 200342.2FairFairFairSatisfactoryFO66500
October 200144.0FairFairFairSatisfactory-79500
October 199943.0FairSatisfactoryFairSatisfactoryFO75500
October 199746.9FairSatisfactorySatisfactorySatisfactory-67000
October 199544.9FairSatisfactorySatisfactorySatisfactoryFO67000
September 199346.9FairSatisfactoryFairSatisfactory-71400
October 199149.9FairGoodSatisfactoryGood-61343