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A permanent gable-roofed outdoor lounge platform — notched 4x4 posts and rafters, a raised 2x6 deck, built floor-first with the framing landing directly on it.
| Part | Qty | T × W × L | Material | ✓ |
|---|---|---|---|---|
| Floor frame, outer | 2 | 1 1/2" × 3 1/2" × 89" | 2x4, 8 ft, ground-contact rated | ☐ |
| Floor joists | 7 | 1 1/2" × 3 1/2" × 89" | 2x4, 8 ft, ground-contact rated | ☐ |
| Floor rim boards | 2 | 1 1/2" × 7 1/4" × 89" | 2x8, 8 ft, ground-contact rated | ☐ |
| Corner posts | 2 | 3 1/2" × 3 1/2" × 93" | 4x4, 8 ft, ground-contact rated | ☐ |
| Header beams | 2 | 1 1/2" × 3 1/2" × 77 1/2" | 2x4, 8 ft, ground-contact rated | ☐ |
| Cross beams | 3 | 1 1/2" × 3 1/2" × 70 1/2" | 2x4, 8 ft, ground-contact rated | ☐ |
| Gable rafters, short side One end cut at 45°, longest point measurement. | 4 | 3 1/2" × 3 1/2" × 37 1/2" | 4x4, 8 ft, ground-contact rated | ☐ |
| Gable rafters, long side One end cut at 45°, longest point measurement. | 4 | 3 1/2" × 3 1/2" × 58 1/4" | 4x4, 8 ft, ground-contact rated | ☐ |
| Decking boards | 13 | 1 1/2" × 5 1/2" × 96" | 2x6, 8 ft, ground-contact rated | ☐ |
| Roof cross braces | 3 | 1 1/2" × 5 1/2" × 70 1/2" | 2x6, 8 ft, ground-contact rated | ☐ |
| Rafters | 7 | 1 1/2" × 3 1/2" × 89" | 2x4, 8 ft, ground-contact rated | ☐ |
| Ridge beams | 2 | 1 1/2" × 7 1/4" × 89" | 2x8, 8 ft, ground-contact rated | ☐ |
| Item | Qty | ✓ |
|---|---|---|
| 4x4, 8 ft, ground-contact rated | 6 each | ☐ |
| 2x4, 8 ft, ground-contact rated | 12 each | ☐ |
| 2x6, 8 ft, ground-contact rated | 16 each | ☐ |
| 2x8, 8 ft, ground-contact rated | 2 each | ☐ |
| Exterior decking screws, 3" | 150 each | ☐ |
| Exterior pocket hole screws, 2-1/2" | 60 each | ☐ |
| Simpson Strong-Tie post connectors | 4 each | ☐ |
| Concrete pier blocks (or equivalent footing) Sized to your local frost line and load requirements — verify with local code. | 4 each | ☐ |
Overall cost: $$$$. Lumber varies by region, species, and season, so we give a band rather than a figure.
Tools: Drill / Driver, Level, Pocket Hole Jig. Materials: 2x4, 8 ft, ground-contact rated, 2x8, 8 ft, ground-contact rated, Exterior decking screws, 3", Exterior pocket hole screws, 2-1/2"
Build the floor using pocket holes for the inner floor joists and 3" screws for the outer rim boards. Adjust for square by comparing diagonals. Place the floor in its final position on the prepared concrete pier blocks and level and bolt it down before continuing.
Tools: Drill / Driver, Jigsaw. Materials: 4x4, 8 ft, ground-contact rated, Simpson Strong-Tie post connectors
Notch all the leg tops as shown in the reference build. Attach the posts to the floor frame with Simpson Strong-Tie post connectors, 5" lag screws from underneath, or pocket holes on the two inside faces.
Tools: Circular Saw, Drill / Driver, Jigsaw. Materials: 4x4, 8 ft, ground-contact rated, Exterior decking screws, 3"
Notch the main gable roof 4x4 pieces as shown, then set them together, lapping the joints at the peak and at the legs. Use 3" screws on the insides and outsides to join.
Tools: Drill / Driver. Materials: 2x6, 8 ft, ground-contact rated, Exterior decking screws, 3"
Add the decking boards with 1/2" spacing between them, screwed down with 3" screws.
Tools: Drill / Driver, Pocket Hole Jig, Random Orbit Sander.
Attach the rafters and ridge beams to the 4x4 ends with pocket holes. Sand any rough edges and apply an exterior finish rated for permanent outdoor exposure.