{"tema_id":"144","string":"Backfilling","created":"2025-03-06 21:18:42","code":"","modified":"0000-00-00 00:00:00","notes":[{"@type":"Definition note","@lang":"en-EN","@value":"Any recovery operation where suitable non-hazardous waste is used for purposes of reclamation in excavated areas or for engineering purposes in landscaping. Waste used for backfilling must substitute non-waste materials, be suitable for the aforementioned purposes, and be limited to the amount strictly necessary to achieve those purposes. "}]}