{"gross_floor_m2":225.56731499999998,"stories":2,"required_x_cm_per_m2":29.0,"actual_x_cm":10936.75,"required_x_cm":3550.8266999999996,"required_y_cm_per_m2":29.0,"actual_y_cm":7111.75,"required_y_cm":3550.8266999999996,"balance_x":0.815198752922837,"balance_y":0.7630743525480367,"pass":true,"messages":["壁量計算 OK (X: 10937/3551cm, Y: 7112/3551cm)","N値推定: 端部柱最大 30.6 kN → 推奨金物: ホールダウン金物 HD-B25 を 2 本 (要構造計算)","計算仮定: 軽い屋根+2階建て係数29 cm/m² (令第46条 表3)、壁倍率は構造用合板2.5/筋交2.0/IFCWALLSTANDARDCASE1.5/汎用1.0 の簡易判定。N値は端部柱の保守側推定。層間変形角は弾性域で 1/(200×剛性比) で近似。実際の構造設計では各柱位置で個別計算 + 構造一級建築士の検証必須。","4号特例廃止 (2025-04-01) 区分: 新1号相当 (2階建て+延べ床200㎡超: 構造計算書必須) — 延べ床225.6㎡ / 2階建て"],"n_value_max_kn":30.610574999999997,"joint_recommendation":"ホールダウン金物 HD-B25 を 2 本 (要構造計算)","story_drift_ratio":0.002496450732941962,"story_drift_pass":true,"asd":{"vertical_load_kn_m2":3.4,"ci":0.2,"seismic_force_1f_kn":239.986908,"wind_load_kn_m2":0.84,"eccentricity_x":0.266963638756356,"eccentricity_y":0.13941551315007997,"stiffness_ratio":[1.1086838070377738,0.8524576937816414],"column_max_stress_nmm2":9.069799999999999,"beam_max_stress_nmm2":7.232142857142857,"pass":true,"messages":["許容応力度計算 OK: 偏心率 X0.27/Y0.14、剛性率 0.8、柱応力度 9.1/22、梁応力度 7.2/30","計算根拠: Z=1.0 Rt=1.0 C0=0.2 Ai_1F=1.0、固定+積載+仕上+雪=3.4kN/m²、風荷重=0.84kN/m² (V0=34m/s)、柱105×105、梁105×240。詳細は構造一級建築士確認必須。"],"basis":"建築基準法施行令第82条準拠 (簡易) / 建告1100号・1460号 / 4号特例廃止 2025-04-01 対応"}}