{"gross_floor_m2":141.21750000000003,"stories":3,"required_x_cm_per_m2":29.0,"actual_x_cm":3420.0,"required_x_cm":1596.3891,"required_y_cm_per_m2":29.0,"actual_y_cm":2090.0,"required_y_cm":1596.3891,"balance_x":1.0,"balance_y":1.0,"pass":true,"messages":["壁量計算 OK (X: 3420/1596cm, Y: 2090/1596cm)","N値推定: 端部柱最大 22.0 kN → 推奨金物: ホールダウン金物 HD-B25","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号建築物 (構造計算書 + 適合性判定 必須) — 延べ床141.2㎡ / 3階建て"],"n_value_max_kn":22.019160000000003,"joint_recommendation":"ホールダウン金物 HD-B25","story_drift_ratio":0.003819112679425838,"story_drift_pass":true,"asd":{"vertical_load_kn_m2":3.4,"ci":0.2,"seismic_force_1f_kn":161.84082600000005,"wind_load_kn_m2":0.84,"eccentricity_x":4.44718490942948e-16,"eccentricity_y":0.0928889704423809,"stiffness_ratio":[1.0,1.0,1.0],"column_max_stress_nmm2":12.23286666666667,"beam_max_stress_nmm2":7.232142857142857,"pass":true,"messages":["許容応力度計算 OK: 偏心率 X0.00/Y0.09、剛性率 0.8、柱応力度 12.2/22、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"}}