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Second Avenue Subway

Community Board 8 Second Avenue Subway

Task Force Update

June 23, 2014

Anil Parikh

Senior Vice President & Program Executive

MTA Capital Construction

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Phase 2

125th to 96thPhase 3

63rd to Houston

Phase 1

96th to 63rd

Phase 4

Houston to

Hanover

8.5 Route miles

16 new stations

1 renovated station

2 services,

linked to existing line

Transfers to other rail lines

63rd St. Station

Complete Project Profile

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96th Street Station

(Cut-and-Cover)

86th Street Station

2 Entrances

72nd Street Station

3 Entrances

63rd Street /

Lexington Ave Station

Phase 1: Target Cost-$4.451B--- Ridership 200,000 --- Target Completion Date-2016

• Scope:

Q train service

Tunnels from 92nd St to 63rd St

New Stations at 96th St, 86th St, and 72nd St

63rd St Station Connection

Track & Systems from 105th St to 63rd St

Service between 96th St & Brooklyn via Broadway Line

Phase 1 Overview

96th Street Station

3 Entrances

63rd Street Station

4 New Entrances

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• Overall Construction Progress – 68.16%Complete (as of June 1, 2014)

• All 10 SAS Contracts have been awarded for Phase 1

• 4 Construction Contracts Completed:

− Tunnel Boring Machine Tunneling

− 86th St Excavation, Utility Relocation, and Road Decking

− 96th St Site Work and Heavy Civil

− 72nd St Cavern Mining, Tunnels and Heavy Civil (1/14/14)

Current Project Status

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Stations

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96th Street Station

Finishes, MEP Systems, Ancillary Buildings

and Entrances Contract

Percent Complete: 39%

Contract Value: $324,600,000

Award Date: June 22, 2012

Forecast Completion: June 2016

Heavy Civil, Structural and Utility Relocation

Contract

Percent Complete: 100%

Contract Value: $325,000,000

Award Date: May 28, 2009

Substantial Completion: November 5, 2013

6 6

• Contract 2A; Heavy Civil and

Structural work was completed

November 5, 2013 (one of two

contracts for this station area.

• Completed delivery of all track to

station areas underground for

installation.

• All mezzanine slabs in the main

station completed as of 2/6/14.

96th Street Station Milestones

Rail delivery through former launch box opening between 92-93rd Street

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Formwork Installation for Platform ConstructionMain Cavern Looking South from 92nd Street

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Mezzanine Level with Architectural Roof

96th Street looking south

99

Three Month Look Ahead96th Street Station Area

New traffic configuration/work zones:

• 95th Street west of 2nd Ave – A gas pipe fabrication work zone is to

be added on or about 6/27/14.

• 94th Street east side of 2nd Ave – Excavation for Entrance 2 will

begin on/around 6/30/14.

• Completion forecast for the roof slabs is July 2014.

• Continue waterproofing the roof slab.

• Begin removing deck panels and backfilling over roof slab for

roadway.

• Utility work- Prepare to lower the utilities that are currently

suspended on the roadway decking onto the station roof slab.

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96th Street Ancillary 2 Rendering

SW corner 97th Street and Second Avenue

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96th Street Entrance 3 Rendering

NW corner 96th Street and Second Avenue

1212

Rendering of 96th Street Station Proposed Art InstallationArtist – Sarah Sze, MTA Arts For Transit commissioned work

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Ancillary 2 Ancillary 1

Entrance 1

(Inside)

Ancillary 2

86th Street Station

2nd Avenue

Cavern Mining and Lining Contract

Percent Complete: 90%

Contract Value: $332,860,000

Award Date: August 4, 2011

Forecast Completion: December 2014

Finishes, Entrances, Ancillaries, and MEP Systems Contract

Percent Complete : 3.5%

Contract Value: $208,376,000

Award Date: June 12, 2013

Forecast Completion: May 2016

84th 85th 86th 87th

Entrance 2

(outside)

83rd

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• All blasting completed on contract and entire

Phase 1 project on November 19, 2013.

• Dismantling of Muck House located

between 83rd and 84th Streets was

completed April 10th.

• Muck House located between 86th and 87th

Streets will be dismantled in Fall 2014.

• Access for the Finishes Contractor

Schiavone – Picone, JV (86th Street

Constructors) was provided on April 15th.

• Casting of concrete Wall sections is 92%

complete and casting of arch ceiling

sections is 79% complete.

86th Street Station

Milestones

Muck House at 83-84th Street- January 2013

Muck House Dismantled – April 10, 2014

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86th Street Cavern Arch June 2014Looking North from below 86th Street (approx.)

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86th Street Station Entrance 1303 E83rd Street – Formerly Tony’s Restaurant

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30 Story High-Rise

Building

5-Story

Brick Buildings

Structural Work includes:

Underpinning Concrete Columns

Cutting openings in slabs

Strengthening columns & slabs

Tunneling in rock

Street Level

Archstone Building Underpinning

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86th Street Entrance 1 Rendering83rd Street and Second Avenue

2020

Three Month Look Ahead86th Street Station Area

E. 78th to E. 79th Streets (Center of Second Avenue)

• Continue to temporarily reduce traffic to one lane east of the center

work zone and two lanes west of the center work zone for concrete

work. This work zone will be removed in the Summer of 2014

E. 83rd to E. 85th Streets – South Cavern

• Continue structural concrete construction at Entrance 1

(Archstone).

• Continue installation of drainage system, waterproofing, and

reinforcing steel in the cavern.

• Continue placing cavern concrete walls and ceiling arch.

E. 86th Street Entrance 2 (Northeast and Southeast side of 86th Street)

• Continue placing structural concrete.

• Continue lowering construction materials down elevator shaft on SE

corner of 86th Street for elevator/escalator passageway

construction.

2121

Three Month Look Ahead86th Street Station Area continued

E. 86th to E. 87th Streets - North Cavern

• Continue to use North Shaft and Ancillary 2 locations to lower

construction equipment, materials, and concrete into the station

cavern.

• Complete installation of waterproofing, reinforcing steel and

structural walls in the cavern.

• Complete installation of ceiling arch.

• Dismantle the Muck House and gantry crane between E. 86th and

E. 87th Street by September 2014.

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86th Street Ancillary 1 Rendering

NW corner 83rd Street and Second Avenue

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86th Street Station RenderingPlatform Level

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Rendering of 86th Street Station Art InstallationArtist – Chuck Close, MTA Arts For Transit commissioned work

Portraits in mosaic and tile representing NYC cultural figures & family

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72nd Street Station

Cavern Mining, Tunnels, and Heavy Civil

Contract

Percent Complete : 98%

Contract Value: $447,180,260

Award Date: October 1, 2010

Substantial Completion: January 14, 2014

Muck House Muck HouseHog House

Finishes, MEP Systems, Ancillary Buildings

and Entrances Contract

Percent Complete : 17.5%

Contract Value: $276,400

Award Date: February 14, 2013

Forecast Completion: February 2016

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72nd Street Cavern

Mezzanine Slab Installation 100% Complete June 2014Looking South

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72nd Street Cavern

First Section of Platform Poured June 2014Looking South

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Muck House DisassemblyRemoval of the muck house

at 69th Street has been

completed.

November 19, 2013

January 9, 2014

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Removal of Hoghouse Underway – January 28, 201470th Street and Second Avenue

3131

Hoghouse Removed – February 14, 201470th Street and Second Avenue

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Three Month Look Ahead72nd Street Station Area

SURFACE OPERATIONS:• Commence gas and steam main relocation work between 69th and 70th Streets on east

side of Second Avenue and follow immediately with excavation of the street entrance.• The work zone configuration for the above work will have three lanes of traffic with

work zones on both sides of Second Avenue between 69th and 70th Streets. This will be implemented immediately.

• Concrete pumping is continuing at Ancillary 1, Ancillary 2 and Entrance 3.• Concrete truck staging is continuing as needed between 74th and 76th Streets.

UNDERGROUND OPERATIONS• Judlau will complete mezzanine construction and commence platform pours in the

main station cavern. • Continue precast panels for the track level walls.• Construction of new rooms for mechanical, electrical, plumbing and communication

systems operation.• Installation of utility conduits in the tunnels and station caverns.• Continue installation of waterproofing and wall construction of the Ancillary 1,

Ancillary 2 and Entrance 3 structures.• Continue excavation work for Entrance 1 construction within 301 E. 69th Street garage.

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72nd Street Ancillary 1

Rendering

NW corner 69th Street

and Second Avenue

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72nd Street

Entrance 2 /

Ancillary 2

Rendering

NW corner

72nd Street and

Second Avenue

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72nd Street Entrance 1 RenderingNE Corner 69th Street and Second Avenue

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63rd Street

3rd

Ave

Ancillary 1

124 E 63rd St

Top of

Hahn Garage

Entrance 4

(Outside)Entrance 1

(Inside)

Entrance 3

(Outside)

New Elevator Entrance 2

Ancillary 2

Lexin

gto

n A

ve

Existing Elevator Entrance

Existing Entrance

Existing Entrance

Plaza

Station Upgrade Contract

Percent Complete: 75.2%

Contract Value: $185,300,000

Award Date: January 13, 2011

Forecast Completion: June 2015

Rehabilitation of Existing 63rd Street

Station

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• Completed construction of Ancillary 1 structure on garage roof of

124 East 63rd Street - October 2013.

• Entrance 1 excavation and demolition inside 200 East 63rd Street -

Summer 2014.

• Commence construction for Entrance 4 (SE corner of 63rd Street

and Third Avenue) - Summer 2014.

• Commence sidewalk restoration and re-opening of sidewalk gratings

– Fall 2014.

• Commence Condo Royale plaza restoration (NE corner of 63rd

Street and Third Avenue) – Fall 2014.

• Complete platform finishes – Summer 2014.

63rd Street Station Milestones

MTA Capital Construction

3838

63rd Street/Lexington Ave Entrance 1Basement Floor Demolition and Excavation - May 2014

3939

Three Month Look Ahead63rd Street Station Area

STATION

• Installation of service carrier, ductwork and electrical conduit at the upper

platform level to continue.

• Continue platform finishes, including ceilings, track wall tile framing, column

covers, platform paving, lighting fixtures, etc.

• Continuation of concrete pours for walls, floor slabs, curbs and equipment

pads.

• Masonry wall, ceiling panel, and door installation throughout station.

• Mechanical, electrical and plumbing systems installation in new station

areas.

ENTRANCE 1

(200 East 63rd Street)

• Begin installation of steel piles via drilling methods.

• Demolition and excavation continuing within building for new

escalator/stairway shaft.

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Three Month Look Ahead63rd Street Station Area continued

ANCILLARY 2

(Northwest corner of 63rd St and Third Av)

• Continue construction activities for Ancillary 2 shaft.

• Continue construction of elevator shaft within plaza work zone area.

• Commence utilization of sidewalk access hatch and reconfigure MPT

along 63rd Street.

OTHER SURFACE WORK

• Commence 63rd Street sidewalk restoration in select areas between

Park and Lexington Avenues.

THIRD AVENUE STORAGE/WORK ZONE

(Third Avenue between 63rd and 64th Streets)

•Continue full utilization of space for materials storage and small office

trailer for systems installation contractor.

4141

Proposed Rendering of 63rd Street Plaza (design not finalized)SW Corner of 63rd Street and Third Avenue

4242

Rendering of 63rd Street Station Art InstallationArtist – Jean Shin, MTA Arts For Transit commissioned work

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Track Installation

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Track InstallationSouthbound Track below 101st

Street looking North

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Pettibone machine used for

moving railsSouthbound Track below 103rd St

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Aluminum 3rd

Rail Installed

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Questions