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Nearby Bridges in NBI 2021: 1


SR-10A (MATHEWS) over ST. JOHNS RV. & ALT-US-1 (Route: 10)
Num:720076x
Open: no restriction [A]
Built: 1953, Reconstructed: N/A [0000]
Historic: Bridge is eligible for the NRHP. [2]

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Rough Distance: 0.1 Miles (0.2 Kilometers)

Bridge Type
Main Span(s): Steel continuous [4] Truss - Thru [10]
Approach Span(s): Steel [3] Girder and floorbeam system [03]
Deck: Concrete Cast-in-Place [1] with Wearing Surface:
Bridge Dimensions
Length: 2248.1 m = 7376.0 ft
Main Spans: 6 at 246.9 m = 810.1 ft
Approach Spans: 59
Skew: 0
Width, Roadway: 14.9 m = 48.9 ft (4 Lanes) and Out-To-Out: 17.7 m = 58.1 ft for a 14.9 m = 48.9 ft approaching roadway.
Vertical Clearance: 6.28 m = 20.6 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
SR-10A / ST. JOHNS RIVER
Condition
Deck: Fair [5]
Superstructure: Fair [5]
Substructure: Satisfactory [6]
Loading
Design: HL93 [A]
Operating: 33 metric ton = 36.3 tons (Load and Resistance Factor(LRFR) [3])
Inventory: 25.5 metric ton = 28.1 tons (Load and Resistance Factor(LRFR) [3])
Appraisal
Structural: Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
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: April 2020 [0420] and Frequency: 24
Future Work
Work Needed: Other structural work: including hydraulic replacements. [38]
Bridge Detour: 0.8 km = 0.5 mi
Traffic
ADT: 75000 (2019) and Trucks: 3%
Future ADT: 130125 (In 2041 )

Special Bridge Conditions Legend: R - Former location of relocated bridge. ! - At risk for demolition or destruction. X - Confirmed demolished or collapsed. S  - Dismantled and/or in storage. L -  Severe loss of historic integrity due to alteration.

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