{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","@id":"https://api.morvs.ai/api/v1/msha/by-controller?name=Manatts%20Enterprises%3B%20Cedar%20Valley%20Corp","controller":"Manatts Enterprises; Cedar Valley Corp","_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":"2026-10-04T09:47:53.965Z"},"count":29,"truncated":false,"mines":[{"mine_id":"1302173","mine_name":"Waterloo South Quarry ","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Active","state":"IA","county_name":"Black Hawk","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"BMC Aggregates LC","num_employees":11,"primary_canvass":"Stone","canonical_url":"https://api.morvs.ai/mine/1302173"},{"mine_id":"1301415","mine_name":"Portable Crushing Plant #201","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Active","state":"IA","county_name":"Black Hawk","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"BMC Aggregates LC","num_employees":9,"primary_canvass":"Stone","canonical_url":"https://api.morvs.ai/mine/1301415"},{"mine_id":"1302112","mine_name":"PORTABLE CRUSHING PLANT #202","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Active","state":"IA","county_name":"Fayette","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"BMC AGGREGATES LC","num_employees":7,"primary_canvass":"Stone","canonical_url":"https://api.morvs.ai/mine/1302112"},{"mine_id":"1300686","mine_name":"Gilbertville Sand ","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Active","state":"IA","county_name":"Black Hawk","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"BMC Aggregates LC","num_employees":6,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/1300686"},{"mine_id":"1300725","mine_name":"Waterloo Sand ","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Active","state":"IA","county_name":"Black Hawk","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"BMC Aggregates LC","num_employees":4,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/1300725"},{"mine_id":"1302116","mine_name":"Stripping Crew ","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Active","state":"IA","county_name":"Fayette","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"BMC Aggregates LC","num_employees":4,"primary_canvass":"Stone","canonical_url":"https://api.morvs.ai/mine/1302116"},{"mine_id":"1301701","mine_name":"Fertile Sand, Shop & Wash Plant ","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Active","state":"IA","county_name":"Worth","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"BMC Aggregates LC","num_employees":3,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/1301701"},{"mine_id":"1302337","mine_name":"Raymond Shop & Wash Plant","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Active","state":"IA","county_name":"Black Hawk","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"BMC Aggregates LC","num_employees":1,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/1302337"},{"mine_id":"1302076","mine_name":"Portable Crushing Plant #205","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Intermittent","state":"IA","county_name":"Black Hawk","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"BMC Aggregates LC","num_employees":8,"primary_canvass":"Stone","canonical_url":"https://api.morvs.ai/mine/1302076"},{"mine_id":"1302113","mine_name":"PORTABLE CRUSHING PLANT #204","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Intermittent","state":"IA","county_name":"Fayette","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"BMC AGGREGATES LC","num_employees":7,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/1302113"},{"mine_id":"1302111","mine_name":"Portable Crushing Plant #203","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Intermittent","state":"IA","county_name":"Fayette","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"BMC Aggregates LC","num_employees":6,"primary_canvass":"Stone","canonical_url":"https://api.morvs.ai/mine/1302111"},{"mine_id":"1302115","mine_name":"Portable Rock Washing Plant #404 / 405","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Intermittent","state":"IA","county_name":"Fayette","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"BMC Aggregates LC","num_employees":3,"primary_canvass":"Stone","canonical_url":"https://api.morvs.ai/mine/1302115"},{"mine_id":"1302117","mine_name":"PORTABLE SAND PLANT #501","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Intermittent","state":"IA","county_name":"Bremer","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"BMC Aggregates LC","num_employees":3,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/1302117"},{"mine_id":"1302204","mine_name":"Portable Sand Plant #105","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Intermittent","state":"IA","county_name":"Cerro Gordo","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"BMC Aggregates LC","num_employees":2,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/1302204"},{"mine_id":"1302077","mine_name":"Portable Wash/Crushing Plant","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Intermittent","state":"IA","county_name":"Black Hawk","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"BMC Aggregates LC","num_employees":1,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/1302077"},{"mine_id":"1300115","mine_name":"Yokom Quarry","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"IA","county_name":"Black Hawk","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"Basic Materials Corp","num_employees":null,"primary_canvass":"Stone","canonical_url":"https://api.morvs.ai/mine/1300115"},{"mine_id":"1300117","mine_name":"Frederika Quarry","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"IA","county_name":"Bremer","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"Basic Materials Corp","num_employees":null,"primary_canvass":"Stone","canonical_url":"https://api.morvs.ai/mine/1300117"},{"mine_id":"1300119","mine_name":"Garner Quarry","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"IA","county_name":"Hancock","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"Basic Materials Corp","num_employees":null,"primary_canvass":"Stone","canonical_url":"https://api.morvs.ai/mine/1300119"},{"mine_id":"1300127","mine_name":"Fertile Quarry","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"IA","county_name":"Worth","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"Basic Materials Corp","num_employees":null,"primary_canvass":"Stone","canonical_url":"https://api.morvs.ai/mine/1300127"},{"mine_id":"1301109","mine_name":"Portable Rock Drill #317","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"IA","county_name":"Black Hawk","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"BMC Aggregates LC","num_employees":0,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/1301109"},{"mine_id":"1301231","mine_name":"Morgan Quarry","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"IA","county_name":"Black Hawk","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"Basic Materials Corp","num_employees":null,"primary_canvass":"Stone","canonical_url":"https://api.morvs.ai/mine/1301231"},{"mine_id":"1301843","mine_name":"Andrews Quarry","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"IA","county_name":"Hancock","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"Basic Materials Corp","num_employees":null,"primary_canvass":"Stone","canonical_url":"https://api.morvs.ai/mine/1301843"},{"mine_id":"1301926","mine_name":"Waterloo South Mine","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"IA","county_name":"Black Hawk","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"Basic Materials Corp","num_employees":null,"primary_canvass":"Stone","canonical_url":"https://api.morvs.ai/mine/1301926"},{"mine_id":"1302015","mine_name":"Widger Quarry","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"IA","county_name":"Buchanan","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"Basic Materials Corp","num_employees":null,"primary_canvass":"Stone","canonical_url":"https://api.morvs.ai/mine/1302015"},{"mine_id":"1302041","mine_name":"La Porte City Sand","coal_metal_ind":"M","mine_type":"Facility","mine_status":"Abandoned","state":"IA","county_name":"Black Hawk","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"Basic Materials Corp","num_employees":null,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/1302041"},{"mine_id":"1302053","mine_name":"Craft Sand","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"IA","county_name":"Black Hawk","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"Basic Materials Corp","num_employees":null,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/1302053"},{"mine_id":"1302170","mine_name":"Portable Rock Drill #316","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"IA","county_name":"Black Hawk","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"BMC Aggregates LC","num_employees":0,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/1302170"},{"mine_id":"1302175","mine_name":"Portable Quarry #1","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"IA","county_name":"Black Hawk","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"Basic Materials Corp","num_employees":null,"primary_canvass":"Stone","canonical_url":"https://api.morvs.ai/mine/1302175"},{"mine_id":"1302198","mine_name":"Portable Rock Drill #315","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"IA","county_name":"Black Hawk","controller_name":"Manatts Enterprises; Cedar Valley Corp","operator_name":"BMC Aggregates LC","num_employees":0,"primary_canvass":"Stone","canonical_url":"https://api.morvs.ai/mine/1302198"}]}