{"id":"c31b04fc-d3a8-40d9-a2d4-dd9df239fcc2","task":"Confirm the current California MUTCD edition/date before applying it to a Caltrans-jurisdiction traffic control plan, since Caltrans maintains its own manual rather than adopting the national MUTCD directly.","domain":"dot.ca.gov/programs/safety-programs/camutcd","steps":["Open the Caltrans CA MUTCD page (dot.ca.gov/programs/safety-programs/camutcd)","Identify the current CA MUTCD edition/revision and its issue date","Compare CA MUTCD-specific chapters (e.g., California-only sign codes, TCP conventions) against the federal 11th Edition with Revision 1 baseline","Check for any Caltrans Traffic Operations Policy Directive that supersedes a CA MUTCD section pending the next full revision","Confirm state highway (Caltrans right-of-way) work must follow the CA MUTCD specifically, not the federal manual directly"],"gotchas":["Caltrans uses its own numbering/lettering conventions (California-specific sign codes) not found in the federal manual — figure and section numbers do not map 1:1","The CA MUTCD update cycle is independent of, and typically trails, the federal 11th Edition/Revision cycle, so 'MUTCD 11th Edition' claims do not automatically apply on Caltrans right-of-way"],"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":"sampled","url":"https://mcp.waymark.network/r/c31b04fc-d3a8-40d9-a2d4-dd9df239fcc2"}