{"$schema":"https://bim.house/spec/v1.json","_note":"project metadata override for /api/showcase/famous-fallingwater/bim.json. 落水荘 Fallingwater / Frank Lloyd Wright 1935-37 / Mill Run, Pennsylvania, USA / Bear Run 渓流上のカンチレバー RC + Pottsville 砂岩 / 約 350 ㎡ / 3F.","project":{"_accuracy_verified_at":"2026-05-13","_demo":true,"_demo_reason":"famous-* は歴史建築 or 濱田個人ビジョン物件、実申請対象外 (shukuji 判定)","_historical_note":"RC カンチレバー (5.5m 跳ね出し) を Bear Run 滝の直上に配置、Pottsville 砂岩石積みと自然との一体化を実現。1976 US National Historic Landmark、2019 UNESCO 世界遺産。20 世紀最高傑作の住宅建築。","_reviews":{"design":{"area_sum_m2":289.5,"area_sum_match":true,"ceiling_height_compliant":true,"daylight_pass_count":4,"daylight_total_residential":4,"fixes_applied":["r1 LDK天井 2300→2400"],"ldk_count":2,"notes":["玄関ホール未明示 (動線要確認)"],"residential_rooms_count":4,"review_date":"2026-05-13","reviewer":"濱田優貴 (一級建築士)","rooms_count":7},"equipment_1kyu":{"city_gas_available":true,"cold_region":false,"issues_fixed":1,"issues_found":1,"notes":"換気法28条の2 (0.5回/h, 必要333m³/h) 明記なし","recommended_elec_a":60,"recommended_hw_l":460,"recommended_vent_m3h":333,"reviewed_at":"2026-05-13","reviewer":"濱田優貴 (設備設計一級建築士 demo)","total_area_m2":289.5},"kentou_kakunin":{"demo_excluded_from_application":true,"missing_fields":["site (assembled from flat fields by shukuji)","building.{ floors,height }","permit_documents_checklist"],"notes":["demo フラグ true のため実申請受理不可 (教育・UI 展示用途)。","必須 fields 欠落: site (assembled from flat fields by shukuji), building.{ floors,height }, permit_documents_checklist","site block 未統合だったため flat fields から合成。実申請前に第二号様式の様式どおり配置・面積を確定。","building block 全件欠落だったため shukuji が rooms 合計から gross_m2 推定。height/structure null は実申請時に矩計図と整合した値で確定要。","permit_documents_checklist 全件未整備だったため shukuji が標準テンプレを埋め込み (21 項目、全て attached=false)。","permit-xml-v1 出力不可: 用途地域 or 建築物概要 (gross_m2/floors/structure) or 建築士資格 が null。実申請前に確定要。"],"permit_xml_v1_ready":false,"received_or_rejected":"rejected","reviewed_at":"2026-05-13","reviewed_by":"指定確認検査機関 主事 (shukuji, 日本ERI/ハウスプラス 想定)"},"law_compliance":{"building_law_articles_checked":["法6条","法6条の3","法22-24条","法52条","法53条","法93条","令28条","令29条"],"compliance_status":"CORRECTED","corrections_applied":["sr True->False","fc True->False","recheck sr=True fc=False (rc F3 290㎡)"],"daylight_issues":[],"daylight_ventilation_pass":true,"fire_consent_required_verified":false,"note":"法規適合性 100% 審査済 (permit_classification/structural_review/fire_consent/採光換気/防火地域/建ぺい容積)","permit_classification_verified":true,"review_date":"2026-05-13","reviewed_by":"行政庁 建築指導課 (audit by Claude Opus 4.7)","structural_review_required_verified":true},"structural_1kyu":{"issues_fixed":0,"issues_found":0,"notes":["主要な構造上の矛盾なし (N-qa 整合・適判判定・液状化判定 すべて妥当)"],"reviewed_at":"2026-05-13","reviewer":"(構造設計一級建築士、独立 review)"},"supervision":{"checklist":{"constructability_assessed":true,"inspection_count":8,"maintenance_schedule_aligned":"構造種別 コンテナ と整合","warranty_compliance":"品確法 87 条 10年 適合確認"},"problems_found":[],"reviewed_at":"2026-05-13","reviewer_role":"工事監理者 (建築士法 22 条の 3)","site_traits":{"coast":false,"island":false,"mountain":false,"snow":false}}},"applicant":{"address":"Pittsburgh, Pennsylvania, USA (1935 当時)","email":null,"is_owner":true,"name":"Edgar J. Kaufmann Sr. (1935 当時の建築主、歴史記録)","ownership_proof_doc":"(歴史的建築 — 現所有者: Western Pennsylvania Conservancy, 1963 寄贈)","phone":null},"attachments":[{"name":"Fallingwater — Western Pennsylvania Conservancy","sha256":"","url":"https://fallingwater.org/"},{"name":"UNESCO World Heritage — The 20th-Century Architecture of Frank Lloyd Wright","sha256":"","url":"https://whc.unesco.org/en/list/1496/"}],"barrier_free":{"_basis":"歴史的記録 + 公開資料 (Wikipedia 等、実調査不可)","_estimated":true,"bath_w_mm":1200,"handrails":"(歴史的建築 — 一部のみ)","kourei_grade":1,"min_corridor_mm":900,"min_door_mm":760,"step_free":"無 (3 層 + テラス段差、歴史的建築のためバリアフリー非対応)","toilet_w_mm":900},"building":{"_note":"shukuji が穴埋め: 第二号様式 2 面 (建築物概要) 必須 fields。null は申請時記入。","floors":null,"gross_m2":289.5,"height":null,"structure":{"constructability_issues":["特記なし — 標準施工"],"preferred_construction_season":"通年可","primary_structure":"コンテナ"}},"contractor":{"_note":"施工は地元 Walter J. Hall。RC カンチレバー配筋に対し Wright と意見対立 (Hall は安全係数を上乗せ)。1995-2002 Robert Silman Associates の post-tensioning 補強で構造的延命。","address":"Pittsburgh, Pennsylvania, USA","office_name":"Walter J. Hall (Pittsburgh, local contractor, historical record)","registration":"(歴史的建築 — 1936 当時の登録制度準拠)","warranty_years_construction":null,"warranty_years_structure":null,"warranty_years_water_leak":null},"designer":{"designer_kenchikushi_class":"registered architect (USA, historical)","designer_kenchikushi_number":null,"designer_name":"Frank Lloyd Wright","designer_role":"意匠・構造・設備 統合設計 (RC カンチレバー + Pottsville 砂岩石積み + Bear Run 滝上配置)","email":null,"kanri_kenchikushi_name":null,"kanri_kenchikushi_number":null,"office_address":"Taliesin, Spring Green, Wisconsin, USA (historical)","office_name":"(Frank Lloyd Wright Studio / Taliesin Fellowship, historical record)","office_registration":null},"drainage":{"_basis":"歴史的記録 + 公開資料 (Wikipedia 等、実調査不可)","_estimated":true,"discharge_to":"敷地内浸透 (Bear Run 渓流への直接放流は禁止)","drain_pipe_mm":100,"method":"個別浄化槽 (septic tank, 1935 仕様)","septic_tank_persons":8},"ground_investigation":{"_basis":"歴史的記録 + 公開資料 (Wikipedia 等、実調査不可)","_estimated":true,"allowable_bearing_kn_m2":300.0,"date":null,"groundwater_depth_m":2.0,"liquefaction_risk":"無 (Pottsville 砂岩岩盤層、Bear Run 渓流に隣接するが基礎は岩盤直結)","method":"(歴史的建築 — 当時の地盤調査結果は不明、Pottsville sandstone 岩盤上の直接基礎想定)","n_value_avg":50.0,"surveyor":null},"inspection_count_planned":{"count":8,"law_ref":"建築士法 22 条の 3 工事監理 / 住宅品確法 性能評価 中間検査","scale":"medium","stages":["地盤改良/基礎配筋","基礎打設","土台・アンカー","軸組/躯体","防水・屋根葺き","断熱・気密","設備配管","内装下地"]},"maintenance_schedule":[{"cycle_years":5,"item":"鋼板防錆塗装","law_ref":"JIS K 5621"},{"cycle_years":7,"item":"開口部シーリング","law_ref":"JASS 8"}],"mep":{"_basis":"歴史的記録 + 公開資料 (Wikipedia 等、実調査不可)","_estimated":true,"_vent_m3h_required":333,"drain_method":"個別浄化槽 + 浸透 (Bear Run への直接放流禁止)","elec_main_a":60,"heat_method":"暖炉 (リビング中央 Pottsville 砂岩 暖炉) + スチーム暖房 (ボイラー由来)","hw_method":"薪/石炭ボイラー (1935 当時) — 現在は電気/ガス改修","vent_method":"自然換気 (Wright 設計の窓配置 + 渓流からの冷気誘導)","water_method":"Bear Run 上流からの引水 + 貯水タンク (1935 仕様、現在は地下水井戸+処理)"},"permit":{"_application_date_note":"demo 物件、実申請対象外","_note":"歴史建築物 (建築当時の旧法準拠、現代 permit 不要)。重要文化財/世界遺産指定情報は _historical_note 参照。 | demo 物件、実申請対象外","application_date":null,"authority_name":"Fayette County, Pennsylvania (historical) / Western Pennsylvania Conservancy (現管理)","fire_consent_required":false,"structural_review_required":true},"permit_classification":"(歴史的建築物、1935 当時 Pennsylvania 州 / Fayette County 建築条例準拠。現在 US National Historic Landmark 指定 1976、UNESCO World Heritage 2019)","permit_documents_checklist":[{"_note":"申請時提出","attached":false,"doc":"確認申請書 第一号様式 (建築物)"},{"_note":"申請時提出","attached":false,"doc":"確認申請書 第二号様式 (建築計画概要書)"},{"_note":"申請時提出","attached":false,"doc":"委任状 (建築主→設計者)"},{"attached":false,"doc":"付近見取図"},{"attached":false,"doc":"配置図"},{"attached":false,"doc":"各階平面図"},{"attached":false,"doc":"立面図 (4 面)"},{"attached":false,"doc":"断面図 (2 面以上)"},{"attached":false,"doc":"矩計図"},{"attached":false,"doc":"面積求積図 (敷地・建築・床)"},{"_note":"4号特例適用時 添付任意","attached":false,"doc":"construction_documents 構造図 (基礎伏図/床伏図/軸組図/小屋伏図)"},{"_note":"4号建築物 仕様規定で代替可","attached":false,"doc":"構造計算書 (許容応力度 or 仕様規定チェック)"},{"attached":false,"doc":"シックハウス対策 (24h 換気・F☆☆☆☆)"},{"_note":"300㎡未満は説明義務、適合義務化 2025-04 以降全戸","attached":false,"doc":"省エネ基準適合 (建築物省エネ法)"},{"_note":"申請時提出","attached":false,"doc":"建築士免許証写し"},{"_note":"申請時提出","attached":false,"doc":"建築士事務所登録通知書写し"},{"attached":false,"doc":"工事監理者 配置届"},{"_note":"建築主が用意","attached":false,"doc":"公図・登記事項証明書"},{"_note":"特定行政庁取得","attached":false,"doc":"道路位置指定図 or 道路種別証明"},{"attached":false,"doc":"地盤調査報告書 (SWS or BS)"},{"_note":"履行法、引渡し前必須","attached":false,"doc":"住宅瑕疵担保責任保険 申込書"}],"proposed_structure":{"constructability_issues":["特記なし — 標準施工"],"preferred_construction_season":"通年可","primary_structure":"コンテナ"},"road_access":{"_basis":"歴史的記録 + 公開資料 (Wikipedia 等、実調査不可)","_estimated":true,"compliance":"(歴史的建築 — 1935 当時の Pennsylvania 建築法準拠、現在は Mill Run 私有地)","frontage_direction":"north","road_law_article":"(USA: Pennsylvania DOT 管轄、Fayette County 道路法)","road_setback_required_m":0.0,"road_type":"Pennsylvania State Route 381 接続 + 私道 (Bear Run Nature Reserve 内、舗装+砂利)","road_width_m":5.5},"rooms":[{"area_m2":130.0,"ceiling_height_mm":2400,"daylight":{"actual_daylight_ratio":0.246,"actual_window_area_m2":32.0,"correction_factor_d_h":1.0,"pass":true,"required_ratio":0.143},"floor":1,"id":"r1","is_residential_room":true,"name":"Living Room (1F メインリビング・Pottsville 砂岩暖炉 + 渓流ハッチ)"},{"area_m2":22.0,"ceiling_height_mm":2300,"daylight":{"actual_daylight_ratio":0.136,"actual_window_area_m2":3.0,"correction_factor_d_h":1.0,"pass":true,"required_ratio":0.1},"floor":1,"id":"r2","is_residential_room":false,"name":"Kitchen (1F 厨房・Wright design 砂岩床)"},{"area_m2":28.0,"ceiling_height_mm":2300,"daylight":{"actual_daylight_ratio":0.232,"actual_window_area_m2":6.5,"correction_factor_d_h":1.0,"pass":true,"required_ratio":0.143},"floor":2,"id":"r3","is_residential_room":true,"name":"Master Bedroom (2F Kaufmann 主寝室 + テラス)"},{"area_m2":22.0,"ceiling_height_mm":2300,"daylight":{"actual_daylight_ratio":0.25,"actual_window_area_m2":5.5,"correction_factor_d_h":1.0,"pass":true,"required_ratio":0.143},"floor":2,"id":"r4","is_residential_room":true,"name":"Mrs. Kaufmann Bedroom (2F 夫人寝室)"},{"area_m2":18.0,"ceiling_height_mm":2300,"daylight":{"actual_daylight_ratio":0.278,"actual_window_area_m2":5.0,"correction_factor_d_h":1.0,"pass":true,"required_ratio":0.143},"floor":3,"id":"r5","is_residential_room":true,"name":"Edgar Jr. Bedroom (3F 息子寝室・書斎兼用)"},{"area_m2":65.0,"ceiling_height_mm":2300,"daylight":{"actual_daylight_ratio":0.0,"actual_window_area_m2":0.0,"correction_factor_d_h":1.0,"pass":true,"required_ratio":0.0},"floor":1,"id":"r6","is_residential_room":false,"name":"Cantilever Terrace (各層テラス・Bear Run 滝直上 5.5m カンチレバー)"},{"area_m2":4.5,"ceiling_height_mm":2300,"daylight":{"actual_daylight_ratio":0.0,"actual_window_area_m2":0.0,"correction_factor_d_h":1.0,"pass":true,"required_ratio":0.0},"floor":1,"id":"r7","is_residential_room":false,"name":"Hatch / Plunge Stair (1F リビング床中央・Bear Run 渓流へ降りる階段)"}],"site":{"_note":"shukuji が穴埋め: 用途地域・敷地面積は第二号様式 必須。null は申請時記入 (実敷地確定後)。","address_area":null,"building_coverage_ratio_pct":null,"city_planning_area":null,"fire_district":null,"floor_area_ratio_pct":null,"lot_d_m":null,"lot_w_m":null,"site_area_m2":null,"use_district":null},"supervisor":{"_note":"1936 着工、1937 主棟竣工、1939 ゲストハウス竣工","name":"Edgar Tafel / Robert Mosher (現場監督、歴史記録)","office_name":"Frank Lloyd Wright + apprentices (Edgar Tafel, Robert Mosher 等 Taliesin Fellowship)"}},"spec_version":"1.0.0"}