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Seaport Causeway over Biscayne Bay
Map
Coordinates:
+25.77921, -80.18225
25°46'45" N, 80°10'56" W
+25.77921, -80.18225
25°46'45" N, 80°10'56" W
Facts
Source: National Bridge Inventory. Information not verified; use at your own risk.
| Name: | Seaport Causeway over Biscayne Bay |
| Structure number: | 874998 |
| Location: | Entrance to Port of Miami |
| Purpose: | Carries highway and pedestrian walkway over waterway |
| Route classification: | Minor Arterial (Urban) [16] |
| Length of largest span: | 106.0 ft. [32.3 m] |
| Total length: | 2239.0 ft. [682.4 m] |
| Roadway width between curbs: | 27.9 ft. [8.5 m] |
| Deck width edge-to-edge: | 37.4 ft. [11.4 m] |
| Vertical clearance below bridge: | 19.7 ft. [6.0 m] |
| Owner: | County Highway Agency [02] |
| Year built: | 1964 |
| Historic significance: | Bridge is not eligible for the National Register of Historic Places [5] |
| Design load: | MS 18 / HS 20 [5] |
| Main span material: | Steel [3] |
| Main span design: | Movable - Bascule [16] |
| Deck type: | Open Grating [3] |
Latest Available Inspection: January 2018
| Good/Fair/Poor Condition: | Fair |
| Status: | Bridge closed to all traffic [K] |
| Average daily traffic: | 1 [as of 2015] |
| Truck traffic: | 50% of total traffic |
| Deck condition: | Fair [5 out of 9] |
| Superstructure condition: | Fair [5 out of 9] |
| Substructure condition: | Fair [5 out of 9] |
| Deck geometry appraisal: | Better than present minimum criteria [7] |
| Water adequacy appraisal: | Equal to present desirable criteria [8] |
| Roadway alignment appraisal: | Equal to present desirable criteria [8] |
| Channel protection: | Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7] |
| Pier/abutment protection: | In place and functioning [2] |
| Scour condition: | Bridge foundations determined to be stable for assessed or calculated scour condition. [5] |
| Sufficiency rating: | 40.0 |
Previous Inspections
| Date | Condition | Deck | Superstructure | Substructure | ADT | Suff. Rating |
|---|---|---|---|---|---|---|
| January 2018 | Fair | Fair | Fair | Fair | 1 | 40.0 |
| January 2016 | Fair | Fair | Fair | Fair | 1 | 40.0 |
| January 2014 | Fair | Fair | Fair | Fair | 1 | 40.0 |
| January 2013 | Fair | Fair | Fair | Satisfactory | 1 | 40.0 |
| December 2011 | Fair | Fair | Fair | Satisfactory | 1 | 40.0 |
| December 2009 | Fair | Fair | Fair | Satisfactory | 1 | 75.5 |
| January 2008 | Fair | Fair | Fair | Satisfactory | 1 | 75.5 |
| February 2007 | Fair | Satisfactory | Satisfactory | Good | 1 | 87.5 |
| January 2004 | Fair | Satisfactory | Satisfactory | Good | 1 | 87.5 |
| March 2002 | Fair | Satisfactory | Satisfactory | Good | 10 | 85.5 |
| August 2000 | Fair | Satisfactory | Satisfactory | Good | 10 | 85.5 |
| September 1999 | Fair | Satisfactory | Satisfactory | Good | 10 | 85.5 |
| July 1997 | Fair | Satisfactory | Satisfactory | Good | 2 | 80.9 |
| October 1995 | Fair | Good | Satisfactory | Good | 2 | 79.9 |
| February 1994 | Fair | Satisfactory | Good | Fair | - | 68.9 |
| December 1992 | Fair | Satisfactory | Satisfactory | Fair | - | 67.9 |
| November 1991 | Fair | Satisfactory | Satisfactory | Fair | 5 | 67.9 |
© Copyright 2012-20, James Baughn
Disclaimer: All data is taken from the National Bridge Inventory and has not been verified.
This page's URL is http://bridgereports.com/1088280
Disclaimer: All data is taken from the National Bridge Inventory and has not been verified.
This page's URL is http://bridgereports.com/1088280