K Rd main works presentation

Karangahape Main Works Community and Business Liaison Group Presentation

12 November 2019

Overview of Karangahape Main Works • Focused around Beresford Square, Pitt Street and Mercury Lane

o Temporary shaft and mined tunnels

o Station box excavations o Operation of Construction Support Areas (CSA) at Beresford Square and Mercury Lane

• Work start Q1 2020

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Temporary shaft and mined tunnels • Temporary shaft excavation within the Mercury Lane CSA

• Noise enclosure constructed over temporary shaft including a spoil area

• Mining of cross adits and platform tunnels from base of temporary shaft

• Mining undertaken up to 24 hours a day

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Station box excavations – Mercury Lane

• • • • • •

Diaphragm Wall construction Ground floor slab construction Top down construction Bottom up construction Mechanical, Electrical, Fire and Hydraulic Installation Architectural fit out

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Station box excavations – Beresford Square

• • • • • •

Diaphragm Wall construction Ground floor slab construction Top down construction Bottom up construction Mechanical, Electrical, Fire and Hydraulic Installation Architectural fit out

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Construction Support Areas • • • • • • • •

Office and staff facilities (lunchroom, changing rooms, toilets and showers facility etc.); Construction vehicle parking; Laydown areas for materials and equipment; Bentonite plant; Storage areas for general and hazardous goods; Waste management area (rubbish/recycling bins); Water treatment area; Surge pile areas i.e. an earthworks storage area used for storing spoil during excavation and storing backfill material during backfilling (for the main works);

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Outline Plan of Works • Construction Environmental Management Plan (CEMP) • Erosion and Sediment Control Plan (ESCP) • Industrial and Trade Activities Environmental Management Plan (ITA EMP)

• Social Impact and Business Disruption DWP (SIBD DWP) • Air Quality DWP (AQ DWP) • Contamination DWP (C DWP) • Transport, Access and Parking DWP (TAP DWP) • Construction Noise and Vibration DWP (CNV DWP)

• Groundwater and Settlement Monitoring and Contingency Plan (GSMCP) • Built Heritage DWP (BH DWP) • Archaeology DWP (A DWP)

• Communication and Consultation Plan (CCP) 7

Table Layout Table and Plan topics Table 1 Construction Environmental Management Plan

Specialists

Social Impact and Business Disruption DWP

 Kim Hardy / John Daly

Table 2 Traffic, Access and Parking DWP Table 3 Construction Noise and Vibration DWP Table 4 Industrial and Trade Activities EMP Contamination DWP Air Quality DWP Erosion and Sediment Control

 Dan March / Josie Ackroyd

 Cam Sunde

 Claire Drewery / Kieran Hill

 Rob Van de Munckhoff  Elyse Laface  Jason Pene  No one present for Erosion and Sediment Control

Table 5 Historic Character DWP (Archaeology and Built Heritage)

No one present for historic character

Groundwater and Settlement Monitoring and Contingency Plan

George Brink

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