What Is Crosslap Joint?

Key to this project, your half lap joints, also called cross lap joints. What are they? That's when you cut halfway through the width of the piece of wood on both pieces of wood the same thickness of your piece of wood, and they slide together into a super solid joint. Making a cross lap joint is pretty easy.

How strong is a cross lap joint?

They provide excellent amounts of strength, even with little to no reinforcement. A cross-lap joint's shoulders prevent diagonal distortions called "racking," especially when strengthened with dowels or fasteners.

How do you make a cross lap joint?

Steps on Making a Half-Lap Joint
  1. Clamp two boards side by side with their ends even. Measure a distance in from the ends that's equal to the width of one board, and mark a square line across both boards. ...
  2. Next, cut a series of closely spaced saw kerfs across the boards. ...
  3. Then assemble the joint.
Robert Thorne

Robert Thorne

Automotive & Future Transportation Editor

Robert Thorne covers electric vehicle innovations, autonomous driving systems, global mobility trends, and automotive engineering developments.