{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","@id":"https://api.ai-analytics.org/api/v1/msha/by-controller?name=Beaverhead%20County-MT","controller":"Beaverhead County-MT","_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":"2026-09-17T06:57:45.431Z"},"count":2,"truncated":false,"mines":[{"mine_id":"2401899","mine_name":"CRUSHING PLANT","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"MT","county_name":"Beaverhead","controller_name":"Beaverhead County-MT","operator_name":"Beaverhead County Road Department","num_employees":0,"primary_canvass":"SandAndGravel","canonical_url":"https://api.ai-analytics.org/mine/2401899"},{"mine_id":"2401900","mine_name":"Screening Plant ","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"MT","county_name":"Beaverhead","controller_name":"Beaverhead County-MT","operator_name":"Beaverhead County Road Dept","num_employees":0,"primary_canvass":"SandAndGravel","canonical_url":"https://api.ai-analytics.org/mine/2401900"}]}