Facts
- Overview
- Concrete arch bridge over Unnamed Channel on Duck Key Drive in Marathon
- Location
- Monroe County, Florida
- Status
- Open to traffic
- History
- Built 1955; rehabilitated 1982
- Design
- Arch
- Dimensions
-
Length of largest span: 28.2 ft.
Total length: 76.4 ft.
Deck width: 22.3 ft.
- Approximate latitude, longitude
- +24.77167, -80.91333 (decimal degrees)
24°46'18" N, 80°54'48" W (degrees°minutes'seconds") - Approximate UTM coordinates
- 17/508761/2739667 (zone/easting/northing)
- USGS topographic map
- Grassy Key
- Inventory number
- BH 12448 (Bridgehunter.com ID)
- Inspection (as of 03/2006)
- Deck condition rating: Satisfactory (6 out of 9)
Superstructure condition rating: Good (7 out of 9)
Substructure condition rating: Good (7 out of 9)
Sufficiency rating: 64.2 (out of 100) - Average daily traffic (as of 1999)
- 830