July 2020 Vol. 4

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GNA – The Most Widely Read Online Geosynthetics Publication
Reaching more Players in the Geosynthetic Industry 


NEWSMAKERS:   * BHP * Belo Sun * ExcelPlas * EPI * GCLs * Geofabrics * IGS * Newmont * Polyfabrics * Tensar * USDoJ

A Discussion on Minimum Geomembrane Thickness
https://mailchi.mp/geomembrane/meet-our-growing-team-5002294?e=63e8ebe3b9

How to Prevent Landfill Final Covers From Failing
https://www.waste360.com/landfill/how-prevent-landfill-final-covers-failing

US Department of Justice Publishes Operating and Closure Requirements for Landfills
https://www.justice.gov/enrd/consent-decree/file/1293126/download

BHP Faces $6.3bn UK Claim Over Brazil Tailings Dam Failure (Breaking News)
https://www.miningweekly.com/article/bhp-faces-first-step-in-63bn-uk-claim-over-brazil-dam-failure-2020-07-15/rep_id:3650

US Mining Company Newmont Agrees to $7M Cleanup of Former Uranium Mine with Geomembranes (Breaking News)
https://toronto.citynews.ca/2020/07/14/colorado-company-agrees-to-7m-cleanup-of-former-alaska-mine/

Performance Analysis of GCLs as Barriers  – A Review
http://www.igs.org.in:8080/portal/igc-proceedings/igc-2019-surat-proceedings/TH4/TH4-12.pdf

Diffusion Through Sodium And Polymer Enhanced Bentonites Exposed To Dilute And Aggressive Solutions
https://www.nrcresearchpress.com/doi/abs/10.1139/cgj-2019-0809#.Xw4vbJMzYQ8

Geogrids for Subgrade Stabilisation from Polyfabrics
https://www.spec-net.com.au/press/0720/pol_150720/Geogrids-for-Subgrade-Stabilisation-from-Polyfabrics

Geogrid Claims of Equivalency – How to Compare Geogrid Performance
https://info.tensarcorp.com/geogrid-claims-of-equivalency

An Accurate Inverse Model for the Detection of Leaks in Sealed Landfills
https://www.mdpi.com/2071-1050/12/14/5598/pdf

Development of Magnetic Nano-Geocomposite for Groundwater and Leachate Treatment: A Landfill Management Perspective
https://ui.adsabs.harvard.edu/abs/2020EGUGA..2222425P/abstract

Effectiveness of Geogrid Reinforcement in Improvement of Mechanical Behaviour of Sand-Contaminated Ballast
https://www.sciencedirect.com/science/article/abs/pii/S026611442030056X

‘Unacceptably High’ Risk of Tailings Dam Failure in Canadian miner’s Amazon Project (Breaking News)
https://news.mongabay.com/2020/07/unacceptably-high-risk-of-tailings-dam-failure-in-canadian-miners-amazon-project/


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ExcelPlas Geosynthetics Testing Expands Geosynthetic Testing Offerings
ExcelPlas now performs more than 120 standard geosynthetic tests in accordance with relevant  ASTM, GRI and ISO standards. 
We have extensive experience with all types of geosynthetics – from geomembranes (HDPE, LLDPE, fPP), geotextiles to geonets, geogrids, geocomposites and and geosynthetic clay liners (GCLs).
As a Nationally Accredited Testing Laboratory, our technicians, equipment and quality system are monitored regularly for proficiency and compliance assuring that you can count on quality results every time. 

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Among GNA’s objectives are:

  • To promote and educate on the development of specifications and practices that help ensure the proper use of geosynthetics.
  • To locate, interpret and disseminate new scientific research to manufacturers and users of geosynthetic materials.
  • To enhance the knowledge and awareness of contemporary geosynthetic technologies amongst specifiers, users and installers.

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This Newsletter is brought to you by ExcelPlas Labs Australia’s Largest group of Geosynthetics Testing Labs.
http://www.excelplas.com/

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