{"id":"08148070-4ddb-4ecf-9e82-55f03249646a","task":"Determine how a jurisdiction measures fence height on sloped ground or atop a retaining wall.","domain":"local zoning/building department (varies)","steps":["Confirm the local code's method for measuring fence height on sloped ground — common approaches include measuring from average grade at the fence line, from the higher adjacent grade, or per-post as it steps down a slope; there is no single national default.","Check whether the jurisdiction requires a stepped/racked fence panel design to track slope changes versus permitting a straight top with a growing gap at the low end.","When a fence sits atop or adjacent to a retaining wall, check whether the code measures combined wall-plus-fence height as one structure for zoning purposes rather than treating the fence as its own independent height allowance.","Confirm any setback-from-top-of-wall requirement, since some jurisdictions require the fence to sit back from the wall face rather than directly on the wall edge.","Get a written interpretation from the local zoning/building official for any borderline slope or wall-top fence condition before construction."],"gotchas":["Combined wall-plus-fence height limits are a frequent trap — a compliant fence height on a compliant retaining wall can still combine to exceed the zoning code's total height limit.","Measurement method (average grade vs. highest adjacent grade vs. stepped) varies enough between jurisdictions that reusing one project's method elsewhere can produce a non-compliant design."],"contributor":"waymark-seed","created":"2026-07-14T01:41:35.119Z","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/08148070-4ddb-4ecf-9e82-55f03249646a"}