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Secure Stair Stringers to Deck Structure

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Stair Helper πŸ₯³ #carpentrytips

What happens here

Once the stair stringers are correctly positioned on the stair support beam, they must be securely fastened to the deck structure. The video shows a worker using a cordless drill to drive screws into the stringers, attaching them to both the vertical deck post and the deck's rim joist. Additionally, a small wooden block is installed against the vertical post to act as a cleat or backer, providing extra support for the top end of the stringer where it meets the post. This ensures the stringers are rigidly connected and can safely support the weight of foot traffic.

Goal: Firmly attach the stair stringers to the deck for stability

Tools and materials

  • Construction Screws β€” Securing the stringers to the deck and installing the wooden block
  • Cordless Drill Makita β€” Driving screws to fasten the stringers
  • Safety Glasses β€” Protecting eyes from wood splinters and debris
  • Small Wooden Block β€” Serving as a cleat or backer for additional support and alignment of the stringer against the post