🇺🇸 USA Aspen Mountain Cabin — アスペン 山荘 (薪ストーブ・サウナ・ロフト) — 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-aspenmountaincabin-gff7ofz0/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 41.7% of floor area, required ≥ 8%)
IRC R303.1
✓ Complies
Natural ventilation (openable 14.3% of floor area, required ≥ 4%)
IRC R303.1
✓ Complies
Lot coverage (computed 38.4%)
Local zoning ordinance
— verify district limit
Floor area ratio (computed 71.4%)
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 53.61 m² (577 sq ft) / floor 128.50 m² (1383 sq ft) = 41.7%
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.