Creating a wooden garden bench with a curved backrest is a rewarding project that combines functionality with aesthetics. Here’s a step-by-step guide on how to build one from scratch. This project requires woodworking skills, basic tools, and the right materials.
Materials Needed:
- Wood: Cedar, pine, or teak are great choices for outdoor furniture.
- 2×4 lumber (for the seat, legs, and armrests)
- 1×4 or 2×6 lumber (for the backrest)
- Wood glue
- Wood screws
- Sandpaper (medium and fine grit)
- Wood finish or outdoor sealant
- Clamps
- Metal brackets (optional)
Tools Needed:
- Measuring tape
- Saw (circular saw or jigsaw)
- Drill with bits
- Screwdriver
- Clamps
- Router (for smoothing edges)
- Sanding block or orbital sander
- Protractor or angle guide (for backrest curve)
Steps to Build the Wooden Garden Bench with a Curved Backrest:
1. Design the Bench
Before you start cutting wood, create a design or sketch of the bench. Measure the height of the seat (typically around 18 inches), the depth of the seat (about 18-20 inches), and the height and angle of the backrest. The backrest can have a slight curve, which will add to the comfort and aesthetic.
2. Cut the Pieces
- Seat: Cut two long pieces (about 18 inches wide by 4 feet long) for the seat base. These will form the main seating surface. For a sturdier design, you can use cross supports under the seat.
- Legs: Cut four pieces of 2×4 lumber for the legs. Each leg should be around 18-24 inches tall, depending on the desired height of the bench. Two of the legs should be shorter if you want the backrest to angle.
- Backrest Supports: Cut two long pieces for the backrest. These will typically be around 5-6 feet long, depending on the width of your bench. You’ll need to decide the curve, either by tracing it or using a template.
- Backrest Slats: Cut the slats for the backrest. These should be thinner boards (1x4s or 2x6s) that are roughly 20-24 inches long each. You can make them straight or slightly curved, depending on your design.
3. Shape the Curved Backrest
- Use a protractor or a template to mark the desired curve of the backrest on the wood. If you’re using a jigsaw, carefully cut along the curve. If you prefer a smooth curve, use a router with a curved bit or a belt sander to refine the edges.
- Sand the edges of the curved backrest pieces to make them smooth.
4. Assemble the Frame
- Start by attaching the legs to the seat base. Use wood glue and screws to secure the legs in place. If you’re using cross supports under the seat, attach these now for extra stability.
- Attach the backrest supports to the top of the legs. Ensure that they are angled correctly to achieve the desired recline for the backrest.
- Use clamps to hold everything in place while drilling pilot holes and driving screws.
5. Install the Backrest Slats
- Position the backrest slats evenly along the curved supports. Leave a small gap between each slat to allow for drainage. Use wood glue and screws to attach each slat to the backrest frame.
- To maintain consistency, it’s helpful to pre-drill the holes and space them evenly before attaching the slats.
6. Add the Armrests (Optional)
- If your design includes armrests, cut two more pieces of wood (around 4 feet long, depending on your bench’s width). Shape them as needed to complement the overall design, whether straight or with a slight curve. Attach them to the legs or seat base using wood screws.
7. Sand the Entire Bench
- Sand all the wood pieces, paying extra attention to the edges. Start with medium-grit sandpaper and finish with fine-grit sandpaper for a smooth surface. This step is crucial for removing any rough patches or splinters.
8. Apply Finish or Sealant
- Since the bench will be exposed to the elements, it’s important to apply a protective finish. Choose a weather-resistant outdoor sealant or wood finish. Apply at least two coats, allowing the finish to dry between coats.
- For added durability, consider using a wood preservative before applying the finish.
9. Final Assembly
- Once the finish has dried, check the bench for any loose screws or unstable parts. Tighten the screws if necessary and ensure the backrest is securely attached to the seat.
10. Place Your Bench in the Garden
- After everything is dry and set, move the bench to your desired location. Enjoy the comfort and beauty of your handcrafted wooden garden bench with a curved backrest!
By following these steps, you’ll have a durable and stylish wooden garden bench that can be a beautiful addition to any outdoor space.
For more woodworking inspiration and detailed plans, check out Teds Woodworking Course here.