The guidelines are available for download in PDF format from following link: http://ecan.govt.nz/publications/Pages/erosion-sediment-control-guidelines.aspx You can also purchase a printed or a CD copy through our customer services team. For more information go to following link: http://ecan.govt.nz/advice/your-land/earthworks-soil-eroison/pages/soil-erosion-sediment-guidelines.aspx