Luas Cross City Main Infrastructure WorksApril 2015

LUAS CROSS CITY - OVERVIEW

Project Status:

• Nearly 2 years into the project• 85% of utilities work complete• Dawson St. North bound stop • Railway cutting clearing work

commenced• Utilities nearing completion

• Outstanding work – water, ESB, decommissioning

• Re-instatements

The Story So far

• Established 1859• Turnover circa € 1bn • Commercial, Industrial &

Infrastructure Projects• Operations in Ireland, UK, Europe

and Middle East• Extensive Dublin City experience

o Aviva Stadiumo Croke Parko Mater Hospitalo Dun Laoghaire Libraryo National Conference Hallo Dundrum Town Centre

John Sisk & Son Ltd.

• Trackwork engineering specialist• Steconfer established 1997• Ecisa established 1968• Group Turnover circa €110m • International urban light rail

expertise in Europe, South America and Asia

• Previous Dublin Luas Experience :o Marlborough St Bridgeo Red Cow Interchange realignmento Sandyford to Cherrywood extension

Steconfer

LCC Route and Stops

• Total route 5.6km• Approx. 13.4km of single track equivalent • 4.8km off street track from Broadstone to Broombridge• 1.9km track in Broombridge depot for stabling trams• 6.7km of embedded on street track in city centre• 18m long rails (welded on site) – typical construction sites 50 to 150m long• 3 bridges to be upgraded at NCR, Cabra Road and Fassaugh Road • 1 new depot building, sanding shed and wash plant in Broombridge• 14 stops - Linked to Green line, Red line and Commuter Rail

The Project in Numbers

Works Categories

Construction works

• Track laying • Road surfacing• Drainage & ducting• Soft landscape• Footpaths• Cycle-ways• Stop platforms • Depot building • Bridge modifications

Electro Mechanical Works

• Overhead power lines: • Public lighting • Underground cable

installation • Detector loop system• Traffic signalling • Tram Stop fit-out

Testing & Commissioning

• Testing & commissioning of tracks and systems

• Gauge run of tram

• Trial running of trams• Driver Training

Three categories of works

20162015 2017

• Maintaining traffic & pedestrian flow• Maintaining property/business access and kerbside activity• Provide for public transport services• Maintaining access to city car parks• Trackworks in long stretches “Junction to Junction” 50-100m

(typically 3months). • Trackworks in roadway • Pavement in short panels – chequerboard

(typically 2 - 3 weeks)

Phasing Philosophy

Access Crossings maintained

Install Traffic Management and fencing

Plane out carriageway

Excavations & Pipelaying

Hardcore Fill

Concrete foundation

Track Assembly & rebar

Overhead wires erected at night at end of programInstallation of facade

fixings

Isolated works for pole installation

New Road Surfacing

Concrete trackslabSecondary ducting

works and new granite paving

Typical Methodology

Works CompletionRemove Traffic Management

Replace road surface with new

Typical Arrangements

O’Connell St. looking North Parnell St looking East

Q3 2015 Jul-Oct

Q4 2015 Oct-Dec

Q1 2016 Jan-Mar

Q2 2016 Apr-Jun

Q3 2016 Jul-Sep

Q4 2016 Oct-Dec

Q1 2017 Jan-Mar

Works Timeframe

Liffey

Liffey

LCC Main Infastructure Works Track laying

Works Liaison Process

• Phasing plans consultation• Communication team will

engage with businesses in conjunction with RPA

• Construction team liaison throughout operations phase

Thank you

Questions?