Bridge Type
Main Span(s): Steel continuous [4] Truss - Thru [10]
Approach Span(s): Prestressed concrete [5] Stringer/Multi-beam or girder [02]
Deck: Concrete Cast-in-Place [1] with Wearing Surface:
Bridge Dimensions
Length: 1171.7 m = 3844.3 ft
Main Spans: 3 at 331.6 m = 1088.0 ft
Approach Spans: 14
Skew: 0
Width, Roadway: 16.9 m = 55.4 ft (4 Lanes) and Out-To-Out: 19.9 m = 65.3 ft for a 17 m = 55.8 ft approaching roadway.
Vertical Clearance: 5.56 m = 18.2 ft and Navigational Clearance: 0.3 m = 1.0 ft
Location
Jacksonville [35000]: Duval County [031], Florida [12]
Owned by State Highway Agency [01], DOT District: 2
US-A1 OVER ST.JOHNS RIVER
Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Good [7]
Loading
Design: MS 18 / HS 20 [5]
Operating: 20.6 metric ton = 22.7 tons (Load and Resistance Factor(LRFR) [3])
Inventory: 15.7 metric ton = 17.3 tons (Load and Resistance Factor(LRFR) [3])
Appraisal
Structural: Basically intolerable requiring high priority of corrrective action [3]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Equal to present desirable criteria [8]
Waterway: Equal to present desirable criteria [8] and Bridge is scour critical; bridge foundations determined to be unstable. [3]
Inspections
Date: June 1999 [699] and Frequency: 24
Future Work
Work Needed: Other structural work: including hydraulic replacements. [38]
Bridge Detour: 0.8 km = 0.5 mi
Traffic
ADT: 46500 (2019) and Trucks: 11%
Future ADT: 80678 (In 2041
)
