oct 2013 mtg presentation_102513.pdf

7/27/2019 Oct 2013 Mtg Presentation_102513.pdf

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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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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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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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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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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

A29


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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

[email protected]

Infoline: 213.922.6934

Twitter.com/purplelineext

Facebook.com/purplelineext
mailto:[email protected]:[email protected]


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Discussion

oct 2013 mtg presentation_102513.pdf

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