February29 th ,2012 LuisCosta,P.E. ProjectManager - PowerPoint PPT Presentation

From�SW�5th�Avenue�to�SW�2nd�Avenue FM�No.:�424407�1�22�01 ETDM�No.:�11240 February�29 th ,�2012

Luis�Costa,�P.E. Project�Manager

Flagler�Street�Bridge SW�1 st Street�Bridge SW�5 th Av. SW�2nd�Av.

� Bridge�condition�is�fair�to�poor � Extensive�deterioration � Constructed�in�1929 � Designed�for�50�year�service�life � Bridge�is�functionally�obsolete � Narrow�sidewalks � Narrow�deck�and�shoulders�(Intolerable) � Substandard�clearances

� Structural�condition�is�fair � Deck�=�Satisfactory � Superstructure�=�Fair � Substructure�=�Fair � Machinery�and�Controls�=�Poor Superstructure�Active�Corrosion � Bridge�railings�are�substandard Active�Corrosion Damaged�Pedestrian�Rail Substandard�Bridge�Rail Substructure

21’ 16.5’ 16.5’ 14’ 12’ 12’ � Substandard�channel�clearances � Substandard�bridge�underclearance at� Horizontal: 75’�existing�/�125’�required North�and�South�River�Drives Vertical: 14’�existing�/�21’�required Vertical: 12’�existing�/�16.5’�min.�required

Narrow�Channel�for�Miami� River�Traffic � Channel�Alignment Turns�in�Miami�River�and� Channel�Skewed�to�Piers

Low�Underclearance at�South�River�Drive � Substandard�bridge�underclearance at� North�and�South�River�Drives Vertical: 12’�existing�/�16.5’�min.�required Impact�Damage�to�Low�Beam

Brickell Cottage/104� SW�South�River�Drive� 428�SW�1 st Street� SW�1 st Street�Bridge 438�SW�1 st Street� J.W.�Warner�House� 111�SW�5 th Ave. South�River�Drive� South�River�Drive� NRHP�Historic�District Local�Historic�District

NW 3 RD STREET LUMMUS PARK MIAMI RIVER GREENWAY W FLAGLER STREET END�PROJECT SW 5 TH AVENUE BEGIN�PROJECT SW 2 ND AVENUE JOSE MARTI PARK RIVERSIDE PARK SW 5 TH STREET

� No�Build� � Rehabilitation � Replacement�Alternatives � Fixed�High�Level � Tunnel Movable�Bridge �

� Replace�Fender�System � Replace�Access�Stairs � Replace�Bridge�Deck � Repair�and�Refinish�Structural�Steel

� Replace�Bascule�Leaves � Replace�Operating�Machinery � Replace�Control�Systems � Replace�Control�House � Ship�Impact�Upgrades

� Fixed�High�Level�Bridge � Tunnel � Bascule�(Movable�Bridge)

SW 7 th Avenue SW 6 th Avenue 12’ SW 5 th Avenue 43’ SW S. River Dr. 75’ SW N. River Dr. Existing Bridge Profile 49’ SW 2 nd Avenue Fixed Bridge Profile 10’ SW 1 st Avenue Miami Avenue

SW 7 th Avenue SW 6 th Avenue SW 5 th Avenue SW S. River Dr. 20’ 20’ SW N. River Dr. Existing Bridge Profile SW 2 nd Avenue Tunnel Profile SW 1 st Avenue Miami Avenue

71’ 10’ 5’ 10’ 12’ 12’ 12’ 5’ Shoulder Sidewalk Shoulder Sidewalk

56’ 2.5’ 5’ 11’ 11’ 11’ 5.5’ 5’ Sidewalk Shoulder Sidewalk Shoulder

View from S. River Drive � Renderings are shown to depict the height and scale of a replacement movable bridge and do not represent a proposed bridge design.

� Renderings are shown to depict the height and scale of a replacement View from Miami River Inn movable bridge and do not represent a proposed bridge design.

Alternative Est.�Construction�Cost� (millions) Rehabilitation $23.1�(25�year�service�life)� Bascule�Bridge $50�(75�year�service�life)

Activity Activity 2010 2010 2011 2011 2012 2012 2013 2013 2014 2014 2015 2015 2016 2016 2017 2017 2018 2018 Continuous Public Continuous Public Involvement Involvement PD&E Study PD&E Study Final Design Final Design Construction Construction

For More Information Ms.�Bao�Ying�Wang,�P.E. Project�Manager Florida�Department�of�Transportation (305)�470�5211 Baoying.Wang@dot.state.fl.us Ms.�Jeannette�Lazo Public�Information�Officer (305)�262�4017 jeannette_lazo@urscorp.com Efficient�Transportation�Decision� Making�Website�ETDM�No.:�11240 https://etdmpub.fla�etat.org/est/