{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","@id":"https://api.morvs.ai/api/v1/msha/by-controller?name=E%20M%20Melahn%20Construction%20Company%20Inc","controller":"E M Melahn Construction Company Inc","_source":{"data_provider":"AI Analytics","brand_name":"MORVS","brand_url":"https://morvs.ai/","data_provider_url":"https://api.morvs.ai","license":"https://creativecommons.org/publicdomain/zero/1.0/","primary_source":"https://arlweb.msha.gov/OpenGovernmentData/OGIMSHA.asp","generated_at":"2026-10-05T10:42:38.991Z"},"count":2,"truncated":false,"mines":[{"mine_id":"1102260","mine_name":"Marengo Plant","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"IL","county_name":"Mchenry","controller_name":"E M Melahn Construction Company Inc","operator_name":"Road Materials Corp","num_employees":null,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/1102260"},{"mine_id":"1102722","mine_name":"Dundee North","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"IL","county_name":"Kane","controller_name":"E M Melahn Construction Company Inc","operator_name":"Road Materials Corp","num_employees":null,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/1102722"}]}