{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","@id":"https://api.ai-analytics.org/api/v1/msha/mines/check?name=Arch%20Johnston","name":"Arch Johnston","_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":"2026-08-25T00:21:57.329Z"},"summary":{"mines":3,"total_accidents":8,"fatalities":0},"mines":[{"mine_id":"2302251","mine_name":"Cedar Springs Quarry","coal_metal_ind":"M","mine_status":"Active","state":"MO","controller_name":"Donald L  Webb Jr; Dianna K  Johnston","operator_name":"Arch Johnston  Company Inc","num_employees":17,"canonical_url":"https://api.ai-analytics.org/mine/2302251"},{"mine_id":"2301675","mine_name":"ARCH JOHNSTON PAVING & QUY COINC","coal_metal_ind":"M","mine_status":"Abandoned","state":"MO","controller_name":"Donald L  Webb Jr; Dianna K  Johnston","operator_name":"Arch Johnston Paving & Quarry Company Inc","num_employees":0,"canonical_url":"https://api.ai-analytics.org/mine/2301675"},{"mine_id":"2302252","mine_name":"Ridgeview Quarry","coal_metal_ind":"M","mine_status":"Abandoned","state":"MO","controller_name":"Donald L  Webb Jr; Dianna K  Johnston","operator_name":"Arch Johnston Company, Inc.","num_employees":0,"canonical_url":"https://api.ai-analytics.org/mine/2302252"}],"recent_fatalities":[]}