This comprehensive structural drawing set for a single-family residence features timber-frame construction with detailed foundation and roof systems. The foundation utilizes H-20 concrete with specified reinforcement patterns including 8mm and 12mm rebar placed at 20-25cm intervals. Structural plans show pine wood wall framing (2″x4″ @ 40cm) with roof trusses combining 1″x4″, 1″x5″ and 2″x2″ pine members. Key details include concrete footings 1.05-1.45m below grade, wood frame walls with insulation, and roof assembly with zinc-aluminum roofing (5V, 0.4mm thick) on 2″x2″ pine purlins. The structural foundation includes a 7cm thick H-20 concrete slab over 15cm of compacted gravel with ACMA C-92 rebar mesh. Connection details show reinforcement positioning and foundation-to-wall transitions. The house features 3″x8″ oak beams, 6″x6″ oak columns, and multiple interior spaces including living areas, bedrooms, kitchen, and bathrooms, designed with Chilean material specifications and construction techniques.