{"requirement_id":"JDDG25-14.8.1-R01","source":{"document":"Japan District Design Guide","version":"9.0","publication_date":"2025-04","chapter":"14","section":"14.8.1","title":"PARAMETRIC DESIGN","page_printed":237,"page_pdf":267,"fact":"Project Definition Design Analysis should include a lightning protection risk assessment.","modality":"should","strength":"recommended"},"localization_ja":{"language":"ja","title_ja":"パラメトリック設計","title_status":"controlled_editorial","fact_ja":null,"fact_translation_status":"pending","modality_rendering_ja":"～することが望ましい／～を推奨する","strength_label_ja":"推奨","translation_priority":"medium","translation_notes":[],"title_translation_provenance":"editorial_controlled","fact_translation_provenance":"not_translated","publication_eligible":false},"references":["NFPA 780 (referenced later in Chapter 14)"],"meaning":{"engineering_basis":null,"engineering_basis_source":null,"engineering_interpretation":null,"interpretation_confidence":"high"},"risk":{"failure_modes":[],"failure_mode_source":"not_stated","failure_domains":[]},"quality":{"source_status":"normal","data_quality_flag":"normal"},"applicability":{"applicability_class":"conditional_machine","evaluation_mode":"machine","evaluation_scope":"project","input_semantics":"direct_project_fact","source_condition_text":"projects requiring parametric design","trigger":{"field":"project.parametric_design_required","op":"is_true"},"approval_gate":null,"exception_condition":null,"condition_provenance":"source_explicit","normalization_provenance":"editorial_normalization"},"lifecycle":{"primary_phase":"design","primary_phase_label":"Design","applicable_phases":["design","design/parametric"],"phase_links":[{"phase":"design","provenance":"source_explicit","basis":"Source explicitly assigns a designer/design-document action.","phase_label":"Design"},{"phase":"design/parametric","provenance":"source_explicit","basis":"Section 14.8.1 is Parametric Design.","phase_label":"Parametric Design"}]},"responsibility":{"primary_workflow_owner":"ACT-DESIGNER-AE","primary_workflow_owner_name":"Designer / A-E","actor_assignment_status":"workflow_only","actors":[{"actor_id":"ACT-DESIGNER-AE","actor_name":"Designer / A-E","actor_class":"project_delivery","source_named":true,"relation_type":"workflow_owner","provenance":"editorial_derived","lifecycle_phase":"design","lifecycle_phase_label":"Design","basis":"Workflow owner assigned from lifecycle phase for checklist routing; not a contractual responsibility statement."},{"actor_id":"ACT-DESIGNER-AE","actor_name":"Designer / A-E","actor_class":"project_delivery","source_named":true,"relation_type":"workflow_owner","provenance":"editorial_derived","lifecycle_phase":"design/parametric","lifecycle_phase_label":"Parametric Design","basis":"Workflow owner assigned from lifecycle phase for checklist routing; not a contractual responsibility statement."}]},"verification":{"method":"design_analysis_review","stage":["design","parametric_design"],"acceptance_criteria":null,"evidence_required":["lightning_protection_risk_assessment"],"verification_provenance":"source_implied","evidence_provenance":"source_implied","audit_status":"source_implied_verification","audit_confidence":"high","acceptance_provenance":"not_stated_in_jddg","evidence_type_ids":["EV-LIGHTNING-GROUNDING-PLAN","EV-LIGHTING-CALC","EV-FINAL-CALCULATIONS","EV-FINAL-DRAWINGS"],"supporting_source_requirements":["JDDG25-14.8.3.1-R05","JDDG25-14.8.3.3-R04","JDDG25-14.8.4.3-R02","JDDG25-14.8.4.1-R01","JDDG25-14.8.4.1-R03"],"source_support_scope":"design_submittal_or_analysis"},"resolved_evidence":[{"evidence_type_id":"EV-LIGHTNING-GROUNDING-PLAN","name":"Lightning-protection and grounding plan","source_requirement_ids":["JDDG25-14.8.3.1-R05"],"stage":["intermediate_design"],"source_scope":"Plans show grounding rods, conductors, air terminals, sizes, dimensions, and material types."},{"evidence_type_id":"EV-LIGHTING-CALC","name":"Lighting / lightning-risk / lighting-energy calculations","source_requirement_ids":["JDDG25-14.8.3.3-R04"],"stage":["intermediate_design"],"source_scope":"Intermediate calculations include point-to-point lighting, lightning risk, and lighting-energy calculations."},{"evidence_type_id":"EV-FINAL-CALCULATIONS","name":"Final engineering calculations","source_requirement_ids":["JDDG25-14.8.4.3-R02"],"stage":["final_design"],"source_scope":"All final calculations are included in the Final Design Analysis."},{"evidence_type_id":"EV-FINAL-DRAWINGS","name":"Final contract drawings and details","source_requirement_ids":["JDDG25-14.8.4.1-R01","JDDG25-14.8.4.1-R03"],"stage":["final_design"],"source_scope":"Final drawings contain required details and are checked for discrepancies and interdisciplinary compatibility."}],"supporting_source_requirements":[{"requirement_id":"JDDG25-14.8.3.1-R05","section":"14.8.3.1","title":"DRAWINGS","fact":"Intermediate design is to include lightning-protection and grounding plans showing rods, conductors, air terminals, sizes, dimensions, and material types."},{"requirement_id":"JDDG25-14.8.3.3-R04","section":"14.8.3.3","title":"DESIGN ANALYSIS","fact":"Intermediate calculations should include point-to-point lighting calculations, lightning-protection risk analysis, and ASHRAE 90.1 lighting-energy calculations."},{"requirement_id":"JDDG25-14.8.4.3-R02","section":"14.8.4.3","title":"DESIGN ANALYSIS","fact":"All final calculations are to be included in the Final Design Analysis."},{"requirement_id":"JDDG25-14.8.4.1-R01","section":"14.8.4.1","title":"DRAWINGS","fact":"Final drawings should contain all details required for the final package."},{"requirement_id":"JDDG25-14.8.4.1-R03","section":"14.8.4.1","title":"DRAWINGS","fact":"Final drawings are to be checked for discrepancies and compatibility with specifications and other disciplines."}],"references_resolved":[{"source_reference_text":"NFPA 780 (referenced later in Chapter 14)","reference_id":"EXT-NFPA-780","scope":"external","reference_type":"code_or_standard","document_number":"NFPA 780","locator":null,"dependency_type":"supporting_or_compliance_reference","title":"Lightning Protection Code","chapter_criteria_listed":true,"quality_flags":[],"external_content_status":"not_ingested"}]}