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Purple Line Extension
Section 1 Advisory Group October 29, 2013
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Approved Project
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Approved Project - Schedule
Planned Schedule Forecasted Schedule
Sect ion 1 Sect ion 2 Sect ion 3
Length 3.9 Miles 2.6 Miles 2.9 Miles
New Stations
Wilshire/La Brea
Wilshire/Fairfax
Wilshire/La Cienega
Wilshire/Rodeo
Century City
Westwood/UCLA
Westwood/VA
Hospital
Pre-Construction
ActivitiesCurrent - 2014 2017 - 2018 2025 - 2027
Construction 2014 - 2023 2019 - 2026 2027 - 2035
Operations 2023 2026 2035
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Section 1 Advisory Group Role
Comprised of representatives from communities in the
project area including residents, businesses, property
owners, key institutions and associations
Representatives suggested by city officials and other key
organizations
Serves as a conduit between Metro and the community
Become knowledgeable about the project to provide
information to the community
Provide information, feedback and suggestions from the
community to Metro May occasionally meet as sub-groups
Meet quarterly for duration of project (8 - 10 years)
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Feedback from June 6th SAG Meeting
Your #1 Issue: Understanding Construction
Impacts to you/your organization
Abilit y to communicate with those you represent
Your top construction questions: Traffic
Dust, debris, noise
Support for businesses during construction
Visibility/access to businesses and museums
Project Area Discount Program
Security around construction sites
Bus access near construction sites
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How to Share Project Information with
Your Stakeholders
Forward construction notices
Encourage your stakeholders to:
Check project site frequently Follow us on social media
Subscribe to e-blast notification list
Place the project widget on your web page
(in development)
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Your Feedback from June 6th SAG Meeting
Your Other Issues:
Station and station-area appearance after
construction Entrances
Plazas
Streetscapes
Station art program Appropriate treatment of fossils
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Tonights Agenda
Project Update and Schedule
Subway Construction Overview
Pre-Construction Surveys
Business Profiles
Discussion
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Project Update andSchedule
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Pre-Construction:
Master Cooperative Agreement (MCA) Agreements between Metro and the Cities of Los Angeles
and Beverly Hills
Spells out each partys roles and responsibilities including:
Process for permit review and approvals
Time-frame for each party to act
Reimbursement to City for staff time
More efficient for both parties with multiple interactions
over long, complicated project City of Los Angeles: Signed MCA in place
Beverly Hills: Draft MCA being evaluated
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Pre-Construction:
Utility Relocation
Utility relocations:
Clear the way for station
construction
Ensure continued utility service
Typical process:
Maintain at least 2 lanes of traffic
in each direction along Wilshire
Blvd
Truck/crew leave and lanesreopen at the end of each work
period
Limited, day-by-day lane closures
Typical cross-section of underground utilities
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Section 1 Update La Brea Station
Advanced Utility RelocationMetro Contractors (through 2014):
Work underway along Wilshire Blvd at S. Detroit St.,
S. Sycamore Ave. and S. Orange Dr. Current work hours: 8PM - 6AM (Sunday Thursday)
Los Angeles Department of Water and Power
Will complete connections in early 2014
Work during day-time and night-time hours
Metro Construction Relations working with DWP Public Affairs to set
standard for outreach Detailed work activities will be shared as they are further defined
o Specific locations, times, hours, what to expect
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Slide 12
A30 Fix bullet spacing.Administrator, 10/28/2013
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Section 1 Update Fairfax Station
Exploratory Shaft
Will provide data about unique
soil conditions and information to
Design/Builder for tunnels andunderground station design and
construction
Contractor began site
construction activities in April
2013
18 W x 38 L X 70 D excavationwill be complete by 2014
9-month data gathering period
will begin in January 2014
Advanced Utility Relocation
Fiber optic duct banks relocation
activity anticipated in early 2014
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Section 1 Update La Cienega Station
Tie Back Investigations Metro contractors are performing investigations
for existing underground anchors (tiebacks)
located under Wilshire Blvd near Le Doux Road Work consists of:
5 Borings
October 21 October 31, 2013
Monday Friday: 10AM -3PM and
Sunday: 8AM - 6PM
Access to homes and businesses maintained
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Subway Construction Overview
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Subway Construction Overview
Tunnels: Pressurized twin tunnel boring machines (TBMs)
maintain ground pressure
Concrete tunnel liners installed as TBM proceeds
Little surface activity
Stations: Excavated from the ground down
Initial surface activity (~2 years): Utility relocation (8 - 12 months)
Pile installation (30 - 44 weeks) Decking installation (15 - 20 weekends)
Station construction continues below ground (~5years)
Tunnel Boring Machines breaking through
Station Excavation
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Station Box Construction:
Soldier Pile Installation
Initial excavation support
Piles installed around the perimeter of
the station box
3 diameter hole is augured to 90 depth Steel pile is lifted and placed into the hole
Hole is back-filled with concrete
Work occurs behind k-rail
Heavy equipment stays on the street
until all piles are installed
Sidewalks remain open
2 lanes of traffic remain open in each
direction
Business access maintainedSoldier pile installation in Hollywood duringMetro Red Line construction (1995)
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Station Box Construction:
Initial Excavation and Decking Installation
Deck
Beam
Concrete
Decking
Requires full street
closure
Generally over a series of
weekends
Crews work around theclock from Friday evening
to Monday morning
Business access and
sidewalks maintained
Streets reopen in time forMonday morning rush
hour
Placement of beams for deck installation
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Station Box Construction:
Below Concrete Deck
Completed decking at
Hollywood/HighlandStation
Street reopens fully with concrete
decking
Little difference from driving on aregularly paved street
Station construction continues
beneath concrete decking for
about 5 years
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Extended Work Hours
Extended Work Hours Will:
Minimize overall duration of most significant construction impacts
Maximize efficiency
Complete Section 1 in early 2023
Peak Hour: Street construction during AM & PM peak periods
Night-t ime Work: Overnight work within designated noise limits
(not seeking variance to noise limits)
Holiday Moratorium: Construction during non-holiday periods between
Thanksgiving and New Years
Provided Presentations to:
Beverly Hills Chamber of Commerce
Mid-City West Community Council
Greater Wilshire Neighborhood Council
Brookside Homeowners Association
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Schedule of Major Construction Activities
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Pre-Construction Surveys
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Pre-Construction Surveys
What is a Pre-Construction Survey?
Provides a detailed record of the existing building conditions prior to
start of construction
Performed on buildings facing Wilshire Blvd along the alignment
Surveys include:
Pictures of property
Copies will be made available to property owners, if requested
Design Builder will conduct surveys
Construction Relations will begin outreach this Fall
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Business Profiles
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Business Profiles - Goals
Metro Construction Relations will conduct business profile
surveys along Section 1 of the Purple Line Extension
Helps Metro understand business operations:
Hours of operation
Delivery schedules
Ingress/Egress
Parking
Customer Base
Conduct thorough interviews
Coordinate construction activities
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Slide 25
A29 Fix bullets indentsAdministrator, 10/25/2013
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Business Profiles - Continued
Every business facing the project alignment will
be visited
Profiles will consider tenants access and
operational needs Profiles will serve to understand business
needs in relationship to construction
Data will be used to coordinate activities with
the least impact possible
Business profiles to begin later this Fall/early
Winter
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Stay in Touch
metro.net/purplelineext
Infoline: 213.922.6934
Twitter.com/purplelineext
Facebook.com/purplelineext
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Discussion