{
    "code": "1422",
    "title": "Crushed and Broken Limestone",
    "sic_manual": "OSHA SIC Manual",
    "level": "Industry",
    "major_group_code": "14",
    "parent_code": "142",
    "parent_title": "Crushed and Broken Stone, including Riprap",
    "plain_english_definition": "",
    "summary_plain": "",
    "official_definition": "Establishments primarily engaged in mining or quarrying crushed and broken limestone, including related rocks, such as dolomite, cement rock, marl, travertine, and calcareous tufa. Also included are establishments primarily engaged in the grinding or pulverizing of limestone.",
    "official_source": "https://www.osha.gov/sic-manual/1422",
    "classification_note": "",
    "included_activities": [
        "Calcareous tufa, crushed and broken - quarrying",
        "Cement rock, crushed and broken - quarrying",
        "Chalk mining, crushed and broken - quarrying",
        "Dolomite, crushed and broken - quarrying",
        "Lime rock, ground"
    ],
    "excluded_activities": [
        {
            "label": "Lime",
            "code": "3274",
            "title": "Lime",
            "url": "https://siccode.com/sic-code/3274/lime"
        }
    ],
    "confused_codes": [],
    "official_siblings": [
        {
            "code": "1422",
            "title": "Crushed and Broken Limestone",
            "url": "https://siccode.com/sic-code/1422/crushed-broken-limestone",
            "label": "Industry"
        },
        {
            "code": "1423",
            "title": "Crushed and Broken Granite",
            "url": "https://siccode.com/sic-code/1423/crushed-broken-granite",
            "label": "Industry"
        },
        {
            "code": "1429",
            "title": "Crushed and Broken Stone, Not Elsewhere Classified",
            "url": "https://siccode.com/sic-code/1429/crushed-broken-stone",
            "label": "Industry"
        }
    ],
    "official_children": [],
    "related_naics_codes": [
        {
            "code": "212312",
            "title": "Crushed and Broken Limestone Mining and Quarrying ",
            "url": "https://siccode.com/naics-code/212312/crushed-broken-limestone-mining-quarrying"
        }
    ],
    "example_companies": [],
    "company_count": 170,
    "email_contact_count": 75,
    "phone_count": 152,
    "website_count": 172,
    "database_as_of": "Nov 13, 2026",
    "count_type": "commercial",
    "count_disclaimer": "These are SICCODE.com commercial database counts, not official government establishment totals. Website-Reviewed & Enriched is a separate review of company websites for products, services, markets, and fit.",
    "canonical_url": "https://siccode.com/sic-code/1422/crushed-broken-limestone",
    "json_url": "https://siccode.com/sic-code/1422.json",
    "reviewed_by": "Industry Classification Review Team",
    "last_updated": "October 2026"
}