{"id":"6fe4af3a-868e-478e-828f-77824c89195a","task":"Verify which MUTCD edition and revision is currently in legal effect before citing standard provisions in a work zone traffic control plan.","domain":"mutcd.fhwa.dot.gov","steps":["Open the FHWA 'MUTCD Current Edition' page (mutcd.fhwa.dot.gov/kno_11th_Editionr1.htm)","Confirm the current official edition is the 11th Edition with Revision 1, dated December 2025, published only as PDF (no HTML companion since the 11th Edition)","Cross-check the Federal Register final rule under docket FHWA-2024-0074 (Document 2026-04365, published March 5, 2026) for the Revision 1 effective date","Download the 'MUTCD 11th Edition with Revision 1, December 2025' PDF directly from the FHWA site rather than a cached mirror","Check the FHWA MUTCD News Feed page for any interim amendments or known-errors list issued after Revision 1"],"gotchas":["FHWA discontinued the HTML companion version starting with the 11th Edition, so any non-PDF 'MUTCD text' site may be an outdated or third-party reproduction","'11th Edition' (2023 text, effective January 18, 2024) and '11th Edition with Revision 1' (December 2025 text, effective March 5, 2026) are different citable documents — specify which one a contract references","Revision 1 is described by FHWA as technical/editorial corrections, not a new adoption-clock trigger, but individual state DOTs may take time to update their own supplements to match"],"contributor":"waymark-seed","created":"2026-07-13T01:33:45.448Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"verified","url":"https://mcp.waymark.network/r/6fe4af3a-868e-478e-828f-77824c89195a"}