Kopeopeo Canal Remediation Project Community Liaison Group Meeting - - PowerPoint PPT Presentation

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Kopeopeo Canal Remediation Project Community Liaison Group Meeting - - PowerPoint PPT Presentation

Feb 18, 2023 582 likes •936 views

Kopeopeo Canal Remediation Project Community Liaison Group Meeting 26 February 2019 1 Meeting agenda topics Welcome & introduction John Pullar Approval of minutes from previous meeting Communications update Abby

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Kopeopeo Canal Remediation Project

Community Liaison Group Meeting

26 February 2019

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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/Andrew Kohlrusch
  • Cultural Monitor – Eula Toko
  • Health, Safety and Monitoring – Des McCleary
  • Other business
  • Light lunch
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Communications

  • Nice to be back
  • Website information (next page)
  • Newsletter coming soon
  • Letter drop
  • Media coverage

(PLUS TODAY)

Dredging trial, 2015 Open day, 2013

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Communications

Web information

www.boprc.govt.nz/kopeopeo

  • New website combines both

former pages

  • Simpler (but needs some

attention)

  • Can ‘follow’ to get updates
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Communications

Web visitors

Not perfect (as new website, two websites to one etc). All Kopeopeo related pages on the website in the 2018 year:

  • 3670 views (2675 unique page views)
  • Additional views for Project pages (unknown)
  • Popular pages: Reports and Key Docs, Project Structure and People,

History

  • 60% desktop (rest mobile and tablet)
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Project update

Overview

  • Progress made over previous period
  • Dredging (progress, monitoring, validation)
  • CS1 closure planning
  • Activities planned for upcoming period
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Overview of progress

(24 October – 26 February)

 Main dredging completed past SH30 bridge along Kope Canal Road (Approx. 2.8km to date or 55% of canal length)  Several passes with dredge required to remove all contaminated sediment  Validation sampling completed  Relocation and commissioning of water treatment plant to CS3  Noise monitoring completed to extend operating hours

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Legend Containment Site Project Site Boundary Dredging Progress

2.8 km dredged and validated. 21 December 2018 Sections 1-5 Section 7 Section 6

Dredging progress

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CS1 geobags filled

  • Equivalent of 24

geobags filled to date

  • 17% redundant

space

  • Baseline testing

completed

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Baseline dioxin results

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CS1 – Next steps

  • CS1 cleanup
  • Bioremediation – fungus

inoculation

  • Soil cover to be brought in
  • Tree planting
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CS1 – Future vision

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CS3 – Site commissioning

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CS3 – Site commissioning

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CS3 – preparation

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Section 6 in progress

  • Pipeline moved to true right

bank

  • Improvements made to

treatment system

  • Boost pump
  • Dredging underway
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Section 6 dredging to CS3

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Activities planned

  • New dredge methods being trialled in Section 6
  • New design surface for Section 6 developed
  • Noise monitoring at CS3 and S6
  • Prepare CS1 closure plan
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Independent Monitor monthly report available on website

See the Reports and Key documents page

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Independent Monitor Update

  • Validation sampling
  • ALGA site visit
  • Noise monitoring
  • Bioremediation sensors
  • Bioremediation inoculation
  • Site flooding
  • Christmas shutdown
  • Equipment move to CS3
  • Merlo incident
  • CS1 clean up
  • Dredging Section 6
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Canal Sediment Validation

The 95% UCL for Total PCDD/F I-TEQ Upperbound results up to the end of Section 5 was 36 pg/g, which is below the remedial target of 60 pg/g.

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Canal Sediment Validation

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Canal Sediment Validation

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Canal Sediment Validation

The 95% UCL for Total PCDD/F I-TEQ Upperbound results up to the end of Section 5 was 36 pg/g, which is below the remedial target of 60 pg/g.

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Cultural Monitor update

  • Karakia prior to pumping to CS3
  • Ongoing monitoring of Section 6 since

dredging started

  • Documenting bone finds
  • Provides regular reports to TRONA and IM
  • Updating discovery protocol
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Cultural Monitor update

Karakia – 8 February 2019 Sheep jaw – 21/2/19 Bird bones 20/2/19

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Health & Safety

  • Merlo incident – 22 January 2019
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Health & Safety- Merlo Incident

  • Actions undertaken
  • Lessons learned
  • Mitigation
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Environment

  • Noise monitoring – ongoing
  • Dust complaints
  • Monitoring at CS3 sumps
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Traffic Management

  • Partial road closures Shaw Rd
  • Keepa Road footpath
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Monitoring & Reporting

Summary of weekly reporting of daily progress

Item No. Comment Incidents 3 H&S: Merlo Env: bulk bin overflow, hose release Dredging 44 Metres dredged in Section 6 Oversize material 18 Oversize bags filled Geotube Bags 2 Part filled From restart to week ending 24 February 2019

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Monitoring & Reporting

Weekly reporting of daily progress

WE Sunday 24/02/2019

Reset end date 16/06/2019 Inductions CS3 (CS1-302) 41 Refresh and new inductions on going at CS3 site Incidents 1 Merlo rollover into canal - Report to BOPRC pending First Aid 1 WCL operator cut hand - on site Medical Treatment Injury Lost Time Environmental 2 Overflow of bulk bin & main hose release inside WTP area - Internal reports. Security / Other 1 Blue box pump, damage to side door, NZPGS verbally advised ESL - no report Noise monitoring dBA Pending - Comment plant is quieter balance to be reviewed * Oversize records Dates and weights at time of clearing oversize bin GT Bags in use 2 GT 1&2 being filled via one port, adv volume @sg2.2 = 2102t - 955m3 / 44mtrs

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Monitoring & Reporting (continued…)

Dredge instruction/process 18-Feb Restart of dredging operations all checks completed - Section 6 start 14:25 - KP 2.83434 Weekly Operational Information Date Comments Ready Mtrs O/S Weight Bag # Chainage Start Chainage stop Monday 18-Feb Section 6 start. Restart of dredging operations all checks completed. Dredging east to west towards WWTP pipe. Filling GT 1&2, one port loading monitoring GT bags. 15 mins in shaker 2 breaker tripped. Oversize bin clean up - Spill material 4 2.83434 2.83152 Tuesday 19-Feb Continue dredge settling into processes 10 1655 2 2.83152 2.83169 Wednesday 20-Feb Continued dredging west to 11:30am, turned barge and pump connection to start dredging

  • east. Operation is now dredging east (WWTP pipe

down canal). 21 1404 4 2.83152 2.85118 Thursday 21-Feb Dredging East to West delivery rubber hose at WTP after magflow slipped off twice. Chain blocked to assist holding it and refitted. Valve vibrated partly closed, secured all ok 4951 11 2.85118 2.87513 Friday 22-Feb FCSE set up to suit FMP for expected rain / bad weather 13 5663 18 2.87513 2.8545 Saturday 23-Feb Non dredge Saturday Sunday 24-Feb Day off. Sub totals 44 13673 18

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Other business

  • Suggestions for next Technical talk
  • CS1 closure plan
  • Canal validation and long term monitoring
  • Next meeting - tbc