{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","@id":"https://api.ai-analytics.org/api/v1/msha/by-controller?name=Beadle%20County-SD","controller":"Beadle County-SD","_source":{"data_provider":"AI Analytics","data_provider_url":"https://api.ai-analytics.org","license":"https://creativecommons.org/publicdomain/zero/1.0/","primary_source":"https://arlweb.msha.gov/OpenGovernmentData/OGIMSHA.asp","generated_at":"2026-09-16T18:06:35.000Z"},"count":3,"truncated":false,"mines":[{"mine_id":"3900445","mine_name":"Beadle County Hwy Dept Walt Glandze","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"SD","county_name":"Beadle","controller_name":"Beadle County-SD","operator_name":"Beadle County Highway Department","num_employees":null,"primary_canvass":"SandAndGravel","canonical_url":"https://api.ai-analytics.org/mine/3900445"},{"mine_id":"3900446","mine_name":"S 1","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"SD","county_name":"Sanborn","controller_name":"Beadle County-SD","operator_name":"Beadle County Highway Department","num_employees":null,"primary_canvass":"SandAndGravel","canonical_url":"https://api.ai-analytics.org/mine/3900446"},{"mine_id":"3901455","mine_name":"BEADLE COUNTY PITS","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"SD","county_name":"Beadle","controller_name":"Beadle County-SD","operator_name":"Beadle County Highway Department","num_employees":0,"primary_canvass":"SandAndGravel","canonical_url":"https://api.ai-analytics.org/mine/3901455"}]}