{"id":"S85063340","label":"Hydraulic structures--Ice prevention","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh85063340","normalized_label":"hydraulic structures--ice prevention","broader":["http://id.loc.gov/authorities/subjects/sh85064006"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85063340","provider":"lcsh","revision":"fc943aa7ba3126f5","taxonomy_revision":"f050b5d4780b1289","title":"Hydraulic structures--Ice prevention","url":"/topics/S85063340","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9549887701084684864","address_version":"morton4x16-v1","coordinates":[0,20,18394,45056],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}