digest
Short Summary
Main recommendation: You can build a full twin bed with only a circular saw, a drill, and optionally a power sander, using inexpensive furring strips and half lap joints for a strong frame, even in a small space. Steve Ramsey argues that lack of tools or space is usually an excuse, and that motivation is what matters most.
Key Points
- The build relies on half lap joints, which Ramsey says make the frame very strong, cut by making a series of passes with a circular saw to remove material halfway through each board.
- Furring strips are used as a cheaper alternative to pine shelving boards for the mattress slats and filler pieces.
- Clamping boards and using a speed square keeps cuts square and prevents movement during cutting.
- Ramsey notes that for small spaces, tools can be taken outside to a sidewalk or roof, using a long extension cord.
- Joints and assembly are secured with wood glue and screws, with pilot holes drilled first to prevent splitting.
Details Worth Noting
- Concrete instructions: Buy kiln-dried (KD) Douglas fir 2x4s rather than green ones; KD boards are lighter and dry, while green boards feel damp and are heavier. Check the stamp on each board. Clamp boards and use a speed square to mark cuts. For half laps, mark the width of a board, set the circular saw depth to roughly halfway through the board, cut along the line, and adjust the depth as needed. Remove the waste with repeated slices, or knock thin slices down with a hammer and chisel, then sand smooth. Test the joint on scrap first. Cut notches for the rail that holds the mattress by setting the blade to the depth of a 2x4, and use a support piece where a clamp cannot fit. Drill pilot holes before screwing the headboard and footboard together. Attach the frame to the headboard and footboard with lag screws, spacing slats as evenly as possible with one screw at each end.
- Ramsey mentions a speed square costing about $35, which he presents as his own purchase price, not a universal price.
- He used a scrap 2x4 under the saw base to keep it level during testing.
- Mistakes happened: the notches on the headboard had to be reoriented, and the frame was taken apart and reassembled with the boards laid flat. Plan notch orientation before cutting.
- The bed uses sixteen half lap joints in total.
Bottom Line
A capable twin bed can be built with minimal tools and modest space, so the real barrier is usually motivation rather than equipment.
