cmaa - breakfast of champions may 2, 2012 · sixth street viaduct replacement gary lee moore, p.e....
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SIXTH STREET VIADUCT REPLACEMENTSIXTH STREET VIADUCT REPLACEMENT
Gary Lee Moore, P.E.City Engineer
Deborah Weintraub, AIA, LEEDAP
Chief Deputy City Engineer
Alfred L. Mata, P.E.Project Manager
City of Los AngelesDepartment of Public Works
Engineering
CMAA - BREAKFAST OF CHAMPIONS May 2, 2012
CMAA CMAA -- BREAKFAST OF CHAMPIONS BREAKFAST OF CHAMPIONS May 2, 2012May 2, 2012
““TTOO LLEADEAD TTHEHE TTRANSFORMATIONRANSFORMATION OOFF LLOSOS AANGELESNGELESIINTONTO TTHEHE WWORLDORLD’’SS MMOSTOST LLIVABLE IVABLE CCITYITY..””
VISION STATEMENT
CITY OF LOS ANGELES | DEPARTMENT OF PUBLIC WORKS | BUREAU OF ENGINEERING
BBUREAUUREAU OOFF EENGINEERINGNGINEERING PPROJECTSROJECTS
CITY OF LOS ANGELES | DEPARTMENT OF PUBLIC WORKS | BUREAU OF ENGINEERING
BBUREAUUREAU OOFF EENGINEERINGNGINEERING PPROJECTSROJECTS
PROJECTS COMPLETED SINCE JULY 1, 2005PROJECTS COMPLETED SINCE JULY 1, 2005 ACTIVE PROJECTSACTIVE PROJECTS
Sixth Street Viaduct Replacement ProjectIn Conjunction with FHWA & Caltrans
Sixth Street Viaduct Replacement ProjectSixth Street Viaduct Replacement ProjectIn Conjunction with FHWA & In Conjunction with FHWA & CaltransCaltrans
Sixth Street Sixth Street
Fourth Street Fourth Street
Alkali Silica Reactivity (ASR) deterioration exists throughout Past repairs have been ineffective and ASR will continue Seismic reliability is poor, with high collapse probability Viaduct geometrics are functionally deficient
Existing ConditionsExisting ConditionsExisting Conditions
Light Damage Moderate to Severe DamageModerate Damage Severe Damage
L.A.R I V E R
MATEOST .
IMPERIAL ST.
AVE.
MESQUIT ST.
RD.
UPRR
SCRRA (METROLINK)
SCRRA (METROLINK)
BNSF RAILWAY INC.
LACMTA (METRO_)
SANTA FE
JESSE ST.
MISSION CLARENCE ST.
ANDERSONST.
6THST.
6TH ST. Existing Viaduct
Alignment 3BNO SCALE
N
Selected ProjectSelected ProjectSelected ProjectReplacementAlignment 3B
Bridge Concept - Type 4
$401M
Benefits• Creates Roadway Shoulders• Provides Wider Sidewalks• Removes Kink in Bridge• Provides Safety Median Buffer• Multimodal: Peds & Bikes• River Access & Enhancements
Project ConstraintsProject ConstraintsProject Constraints
Railroad CorridorsRailroad Corridors
High Voltage High Voltage Transmission LinesTransmission Lines
Los Angeles RiverLos Angeles River
Preferred Project ElementsPreferred Project ElementsPreferred Project Elements
Safety is Paramount: Railroads, Businesses, Public
Temporary and Permanent, 20 Intersections
In-Water Work, Pedestrian Access, Revitalization Plans
Safety Shields, River Access Tunnel
Avoid Transmission Lines, Relocate Others
Four Lanes with Median, Shoulders and Sidewalks
Cast in Place Box Girders, including Hwy 101 Crossing
Four Span Extradosed Concrete Box Girder
Alignment 3B Bridge Concept 4
Iconic Bridge:
Viaduct:
Roadway:
Utility Relocations:
Railroad Corridors:
LA River:
Street Improvements:
Demolition:
Architectural Enhancement and DesignArchitectural Enhancement and DesignArchitectural Enhancement and Design
As part of the RFQ/P released on 4/25/12, the City will conduct a design competition to refine the bridge concept to ensure an
architecturally distinctive and cost-effective design expression.
RenderingsRenderingsRenderings
Looking west to downtown
Looking south
Architectural Expressions Architectural Expressions Architectural Expressions Rio-Antirio Bridge (Greece)
Architectural Expressions Architectural Expressions Architectural Expressions
Proposed Final Design
Gerald Desmond BridgePort of Long Beach, California
Existing
Architectural Expressions Architectural Expressions Architectural Expressions Willamette River Bridge Collection
Portland, Oregon
Existing
Under Construction
Architectural Expressions Architectural Expressions Architectural Expressions Modern Bridges
Millau Viaduct (France)
Dusseldorf, Germany
Sun Dial BridgeRedding, California
Missouri River BridgeOmaha, Nebraska
Architectural Expressions Architectural Expressions Architectural Expressions
Slanted Tower Illuminated Towers
Project BudgetProject BudgetProject Budget
Project Phase $ Amount(in millions)
Preliminary Engineering and Environmental Clearance
17
Program Management and Final Design
24
Right-of-Way 101
Construction and Construction Management
259
Total (incl. Bond Financing Cost) 401
Construction Budget by Element Construction Budget by Element Construction Budget by Element
Design Consultant Scope $ Amount(in millions)
New Viaduct 140
Demolition 12
Roadway and Intersection Improvements 10
Other Street Improvements 13
Tunnel and Railroad Improvements 10
River, Landscaping, Bicycle, Pedestrian 5
Subtotal 190
Project ScheduleProject ScheduleProject Schedule
Milestone Date
City Approval of Project and Financial Plan Nov 18, 2011
Record of Decision Issued Dec 21, 2011
Issue Design Consultant RFP Apr 25, 2012
Begin Right-of-Way Acquisition Process May 2012
Begin Final Design Dec 2012
Complete Final Design Aug 2014
Advertise for Construction Bids Sep 2014
Begin Advance Construction Early 2015
Begin Bridge Construction Mid 2015
Complete Construction 2018
Project DeliveryProject DeliveryProject Delivery
Program Management: City and Consultant
Design: International Design Competition, For RFQ/P, register at www.labavn.org Design Aesthetic Advisory Committee
Construction Management: City and Consultant
Utility Relocations: Utility Agencies and Contractor
Potential Construction Packages: Utility Relocations, Intersections, Demolition
Construction: Conventional Design-Bid-Build or
Construction Manager / General Contractor
For Contracting OpportunitiesFor Contracting OpportunitiesFor Contracting Opportunities
• www.labavn.org - City of LA Business Assistance Virtual Network
• Contracting Opportunities are Posted on www.labavn.org• Construction Bid Documents• RFQ’s• RFP’s
• To download documents, your company must be registered (free) on BAVN.
• Use BAVN for outreach to subcontractors/subconsultants
Sixth Street Viaduct Replacement ProjectSixth Street Viaduct Replacement ProjectSixth Street Viaduct Replacement Project
For more information:Project Manager: Alfred L. Mata, P.E.
For more information:For more information:Project Manager: Alfred L. Mata, P.E.Project Manager: Alfred L. Mata, P.E.
[email protected]@lacity.org