{"schema_version":"secwatch.filing_event.v1","accession":"0001739445-22-000100","form_type":"8-K","ticker":"ACA","cik":"0001739445","company_name":"Arcosa, Inc.","filed_at":"2022-07-29T23:59:59+00:00","discovered_at":"2026-05-14T18:03:56.868899+00:00","generated_at":"2026-06-24T07:01:00.476167+00:00","sec_items":["1.04"],"event_type":"regulatory","sentiment":"negative","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"Arcosa receives MSHA section 107(a) order at Brooklyn, IN lightweight site","bullets":["MSHA issued July 25, 2022 section 107(a) order at Arcosa Lightweight in Brooklyn, IN.","Customer truck driver observed on top of load adjusting tarp without fall harness; driver aware of mine policy.","Order terminated shortly after driver removed from property; no injuries occurred.","No material financial impact or operational disruption disclosed."],"urls":{"canonical":"https://secwatch.observer/filing/0001739445-22-000100","json":"https://secwatch.observer/filing/0001739445-22-000100.json","markdown":"https://secwatch.observer/filing/0001739445-22-000100.md","text":"https://secwatch.observer/filing/0001739445-22-000100.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1739445/000173944522000100/0001739445-22-000100-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1739445/000173944522000100/aca-20220725.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-24T07:01:00.476167+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}