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1 Kopeopeo Canal Remediation Project Community Liaison Group Meeting 24 April 2018
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Kopeopeo Canal Remediation Project...2018/04/24  · CS3 final design approved by Consent Authority Pump station canal dredging started Weed removal carried out to ParoaRoad Alternative

Mar 04, 2021

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Page 1: Kopeopeo Canal Remediation Project...2018/04/24  · CS3 final design approved by Consent Authority Pump station canal dredging started Weed removal carried out to ParoaRoad Alternative

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Kopeopeo Canal Remediation ProjectCommunity Liaison Group Meeting

24 April 2018

Page 2: Kopeopeo Canal Remediation Project...2018/04/24  · CS3 final design approved by Consent Authority Pump station canal dredging started Weed removal carried out to ParoaRoad Alternative

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Meeting agenda topics• Welcome & introduction – John Pullar

• Approval of minutes from previous meeting

• Communications update – Abby Tozer

• Project update – Brendon Love/Ken Tarboton

• Independent Monitor – Matt James

• Cultural Monitor – Eula Toko

• Health, Safety and Monitoring – Des McCleary

• Other business

• Light lunch

Page 3: Kopeopeo Canal Remediation Project...2018/04/24  · CS3 final design approved by Consent Authority Pump station canal dredging started Weed removal carried out to ParoaRoad Alternative

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Communications• Website www.boprc.govt.nz/kopeopeo

• Project page updates

• Pedestrian accessway open

• CLG site tour

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Project page• Register to follow the project

• You’ll get email alerts when updates are published

• You can unfollow at any time

Page 5: Kopeopeo Canal Remediation Project...2018/04/24  · CS3 final design approved by Consent Authority Pump station canal dredging started Weed removal carried out to ParoaRoad Alternative

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Kopeopeo – Orini Public Access Path

Page 6: Kopeopeo Canal Remediation Project...2018/04/24  · CS3 final design approved by Consent Authority Pump station canal dredging started Weed removal carried out to ParoaRoad Alternative

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CLG Site Tour

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Project updateOverview

• Progress made over previous period

• Dredging (progress, monitoring, validation)

• CS3 Enabling works

• CS3 Works

• Public access

• Activities planned for upcoming period

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Overview of progress (5 March – 20 April) Main dredging completed to Paroa Road First section complete and validated Second lift over bridge completed CS3 enabling works mostly complete CS3 final design approved by Consent Authority Pump station canal dredging started Weed removal carried out to Paroa Road Alternative pedestrian access to Whakatāne river

stopbank constructed

Page 9: Kopeopeo Canal Remediation Project...2018/04/24  · CS3 final design approved by Consent Authority Pump station canal dredging started Weed removal carried out to ParoaRoad Alternative

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Dredging progress

270m

660mS1. 270m

S2. 390m

1180m

S3. 520m

1850m

S4. 670m

Containment Site 1CS1

FCS West

Dredged to date 20-04-2018

Validated to date 20-04-2018

Lift over bridge 1Lift over bridge 2

Lift over Paroa RdBridge 3

Lift over SH30Bridge 4

Page 10: Kopeopeo Canal Remediation Project...2018/04/24  · CS3 final design approved by Consent Authority Pump station canal dredging started Weed removal carried out to ParoaRoad Alternative

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Geobags filled

Bags 2-7

full & closed

Bags 9-10actively being filled

Bag 8Unrolled ready to

fill Bag 1 initial bag partially

full

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Barge lift over second bridge

Page 12: Kopeopeo Canal Remediation Project...2018/04/24  · CS3 final design approved by Consent Authority Pump station canal dredging started Weed removal carried out to ParoaRoad Alternative

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Sand bug operations

Page 13: Kopeopeo Canal Remediation Project...2018/04/24  · CS3 final design approved by Consent Authority Pump station canal dredging started Weed removal carried out to ParoaRoad Alternative

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Weed removal

Page 14: Kopeopeo Canal Remediation Project...2018/04/24  · CS3 final design approved by Consent Authority Pump station canal dredging started Weed removal carried out to ParoaRoad Alternative

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Wood pellet processing

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CS3 preliminary works

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CS3 works

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Activities planned for upcoming period

• Progress dredging in Section 4

• CS3 construction based on final design

• Processing of eels

• Ongoing weed removal ahead of large objects

• Sand-bug dredging under bridges and Kope/Orini pump intake channel

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Independent Monitor update• Powerpole incident investigation ongoing

• CLG site visit

• Excavator removing weed ahead of dredging

• Complaints received – Dredging and dust

• Eel removal report reviewed

• MP8 turbidity monitor installed

• Bone finds at CS3

• FCS-East fixed

• Sand bug dredging

Page 20: Kopeopeo Canal Remediation Project...2018/04/24  · CS3 final design approved by Consent Authority Pump station canal dredging started Weed removal carried out to ParoaRoad Alternative

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ACM & Wood Waste at CS3

Page 21: Kopeopeo Canal Remediation Project...2018/04/24  · CS3 final design approved by Consent Authority Pump station canal dredging started Weed removal carried out to ParoaRoad Alternative

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Canal Sediment Validation

The canal sediment Total PCDD/F WHO-TEQUpperbound results ranged between 23 and 45 pg/g, which is below the remedial target of 60 pg/g.

Page 22: Kopeopeo Canal Remediation Project...2018/04/24  · CS3 final design approved by Consent Authority Pump station canal dredging started Weed removal carried out to ParoaRoad Alternative

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Dioxin Air & Groundwater Monitoring

– Tested – Awaiting results for review

Air Tested – Awaiting results for review

Groundwater Six groundwater samples (including two duplicates ) were collected from the four monitoring wells located at CS1. Total PCDD/F I-TEQ Upperbound results of between 6.67 and 9.53 pg/L were recorded in the water samples. All were below the adopted Tier 1 trigger level criteria outlined in the Environmental Monitoring and Validation Plan (EMVP) of 13.5 pg/L and the consented limit of 30 pg/g.

Geobags Tested – Awaiting results for review

Over-sized bulk bags

Tested – Awaiting results for review

Page 23: Kopeopeo Canal Remediation Project...2018/04/24  · CS3 final design approved by Consent Authority Pump station canal dredging started Weed removal carried out to ParoaRoad Alternative

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Cultural Monitor update

• Recent finds –determined by Archaeologist to be modern, not archaeological artefacts

• Modified protocol

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Health, Safety & Environment

• Safety incident regarding overhead powerlines investigated

• CS3 Site closed to public

• Asbestos find at CS3 and sampling

• Disposal of material from trial site

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Dust Monitoring – CS3

At Kope/Orini Pump station Mobile dust monitor at CS3

Example false alarm3:47am 27 March

No dust exceedances in period

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Traffic Management

• CS3 traffic management

• Road closures associated with each crane lift

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Other Business

• Next meeting: Tuesday 29th May 2018

• Tech Talk at next meeting – Monitoring system by Karam de Lacey of Control Tech