12' x 16' Backyard Pavilion Plans – DIY Timber Frame Gable Roof (PDF)

Build a freestanding 12' × 16' covered pavilion in two weekends with this 12-page construction manual. It's a 6×6 timber frame with doubled 2×10 carrying beams, 45° knee braces, a 4:12 gable roof and a corrugated black metal roof.

What's inside

• Permit & HOA spec sheet – footprint, clearances, ridge height, design loads and the full uplift load path
• Store-aisle bill of materials – lumber, roofing, trim and every Simpson Strong-Tie connector, with buy quantities
• Board-by-board cut map – exact cut lengths, angles and birdsmouth specs with minimal waste
• Regional footing matrix – pier depths and concrete volumes for warm, mid and cold frost zones
• Step-by-step assembly in 6 phases – layout and squaring through roofing, with inspection checkpoints
• Lumber-yard buying guide – how to pick straight boards and orient crowns
• Field fixes – what to do when a post is off layout, the frame is out of square, or your yard slopes
• Upgrade options – ceiling fan blocking, hidden conduit, TV mounting and bistro light anchors
• One-page sawhorse checklist to print and take to the job site

Specs

• Post footprint: 12'-0" × 16'-0" (192 sq ft) · Covered roof area: about 231 sq ft
• Headroom: 8'-1" · Peak height: 11'-4½"
• Designed to IRC 2024 / NDS Wood · 30 psf snow, 115 mph wind
• Skill level: intermediate DIY · 2–3 people · 24–32 labor hours
• Estimated material cost: $2,450–$3,150

Instant digital download (PDF). This product is a set of plans only; no materials ship. Check local building codes and permit requirements before you build.