🇺🇸 USA Seattle Rain City House — シアトルの家 (書斎・コーヒーバー) — Building Permit Application (DRAFT) (8 sheets, auto-generated from bim.json v1)Ctrl/Cmd+P
⚠ DRAFT / TEMPLATE — not a legal application
This is an auto-generated draft from bim.json v1 — not a permit application. A building permit requires: (1) plans stamped by an architect / engineer licensed in the state, (2) completed application with TMK / parcel data, contractor license, and valuation, (3) submission through the local permitting portal and plan review by the AHJ.
Building Permit Application (DRAFT)
Local Authority Having Jurisdiction (city / county building department)
✓ auto = generated from /api/showcase/u-seattleraincityhouse-nu5rg1s8/bim.json (open BIM-JSON).
Drawings carry Japanese annotations from the BIM source — dimensions and geometry are jurisdiction-neutral.
Code compliance summary
Item
Code reference
Result
Natural light (glazing 58.6% of floor area, required ≥ 8%)
IRC R303.1
✓ Complies
Natural ventilation (openable 18.8% of floor area, required ≥ 4%)
IRC R303.1
✓ Complies
Lot coverage (computed 33.0%)
Local zoning ordinance
— verify district limit
Floor area ratio (computed 59.1%)
Local zoning ordinance
— verify district limit
Building height & setbacks
Local zoning ordinance
— district-specific — verify with AHJ
Light (IRC R303.1 — glazing ≥ 8% of floor area): window 62.35 m² (671 sq ft) / floor 106.45 m² (1146 sq ft) = 58.6%
Ventilation (IRC R303.1 — openable ≥ 4% of floor area)
Computed from BIM geometry by houki-engine (open source). District-specific zoning limits
(height / coverage / setbacks) must be verified with the local authority before filing.