Yes, agree with Tim that this is the internal reference number for a document maintained in-house. It looks like the document is referenced by the New Plymouth District Council in New Zealand in their most recent Stormwater and Flood Protection Asset Management Plan (see Risk Management section starting on page 23 of PDF): https://www.newplymouthnz.com/-/media/NPDC/Documents/Council/Council%20Documents/Plans%20and%20Strategies/Asset%20Management%20Plan/Storm%20and%20Flood%20Protection%20Asset%20Management/Stormwater%20and%20Flood%20Protection%20AMP%20-%20General%20Volume%20pdf.ashx?la=en&hash=D6F0E9A2C92264A9A17AF5EFDEB438D5B3573815 And ECM refers to their Enterprise Content Management system used to manage documents: https://www.technologyonecorp.com/about-us/media/news/articles/new-plymouth-district-council-completes-successful-technologyone-ecm-implementation You could try contacting New Plymouth directly to see if they can provide you a copy of the document.
Published by Pascual Benito, Ph.D., Senior Hydrogeologist at Montgomerey & Associates
Yes, agree with Tim that this is the internal reference number for a document maintained in-house. It looks like the document is referenced by the New Plymouth District Council in New Zealand in their most recent Stormwater and Flood Protection Asset Management Plan (see Risk Management section starting on page 23 of PDF):
And ECM refers to their Enterprise Content Management system used to manage documents: https://www.technologyonecorp.com/about-us/media/news/articles/new-plymouth-district-council-completes-successful-technologyone-ecm-implementation
You could try contacting New Plymouth directly to see if they can provide you a copy of the document.