Bridge Type
Main Span(s): Prestressed concrete [5] Stringer/Multi-beam or girder [02]
Approach Span(s): Prestressed concrete [5] Slab [01]
Deck: Concrete Cast-in-Place [1] with Wearing Surface: Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]
Bridge Dimensions
Length: 237.7 m = 779.9 ft
Main Spans: 6 at 33 m = 108.3 ft
Approach Spans: 3
Skew: 1
Width, Roadway: 8.2 m = 26.9 ft (1 Lanes) and Out-To-Out: 9.2 m = 30.2 ft for a 8.2 m = 26.9 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Key Largo [36375]: Monroe County [087], Florida [12]
Owned by State Highway Agency [01], DOT District: 6
NB OFF RAMP TO ROTARY
Condition
Deck: Very Good [8]
Superstructure: Very Good [8]
Substructure: Very Good [8]
Loading
Design: HL93 [A]
Operating: 51.6 metric ton = 56.8 tons (Load and Resistance Factor(LRFR) [3])
Inventory: 39.6 metric ton = 43.6 tons (Load and Resistance Factor(LRFR) [3])
Appraisal
Structural: Equal to present desirable criteria [8]
Deck Geometry: Superior to present desirable criteria [9]
Road Alignment: Meets minimum tolerable limits to be left in place as is [4]
Waterway: Equal to present desirable criteria [8] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: July 2020 [0720] and Frequency: 24
Future Work
Work Needed:
Bridge Detour: 4.2 km = 2.6 mi
Traffic
ADT: 150 (2020) and Trucks: 23%
Future ADT: 260 (In 2042
)