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Install Secondary Cross Beams

0:40
0:48
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At 0:40 in

Don't have an extra hand? Just make one!

What happens here

Once the main perimeter and top beams are secure, proceed to install any secondary cross beams. These beams typically run perpendicular to the main top beams and are often spaced to create the signature open-lattice design of a pergola. The video shows two workers collaborating to lift and guide a cross beam into place. Depending on the modular system, these might slot into pre-cut openings or be secured with specialized brackets or direct fastening methods similar to the main beams. Ensure consistent spacing and secure all connections.

Goal: The final major framing step shown involves installing additional horizontal cross beams, often called purlins or joists, to complete the overhead structure of the pergola.

Tools and materials

  • Impact Driver
  • Ladders or Scaffolding
  • Measuring Tape
  • Secondary Cross Beams
  • Structural Screws/Fasteners