{"database": "openregs", "table": "dockets", "rows": [["MSHA-2005-0006", "MSHA", "USGS data show that domestic production of sand and gravel and crushed stone increased every year between 1991 and 1999, an indication of the continuing strong demand for construction aggregates in the United Sates. The number of hours worked at sand and gravel and crushed stone operations has been increasing steadily since 1991.   MSHAs objective in these requirements is to ensure that all miners", "Nonrulemaking", "2006-09-26T15:07:49Z", "0b0000648009252c"]], "columns": ["id", "agency_id", "title", "docket_type", "last_modified", "object_id"], "primary_keys": ["id"], "primary_key_values": ["MSHA-2005-0006"], "units": {}, "query_ms": 14.02859203517437, "source": "Federal Register API & Regulations.gov API", "source_url": "https://www.federalregister.gov/developers/api/v1", "license": "Public Domain (U.S. Government data)", "license_url": "https://www.regulations.gov/faq"}