WoodTools
Advanced Time: 960 min Cost: $400.00

Backyard Pergola

A classic post-and-beam pergola for shade over your patio.

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Overview

A 4000 × 3000 × 2600 mm pergola built from treated structural lumber.

Cut list

Part Dimensions Qty
Posts 2600 × 120 × 120 mm 4
Beams 4000 × 150 × 50 mm 2
Joists 3000 × 100 × 50 mm 6
Rafter tails 3000 × 100 × 50 mm 6

Steps

  1. Dig and set post footings below the frost line.
  2. Set and plumb the four posts in concrete.
  3. Bolt the beams across the posts.
  4. Screw the joists on top at regular spacing.
  5. Add decorative rafter tails.

Warning

Structural design must follow local wind and snow loads — consult a professional.

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Materials

  • Treated lumber
  • Concrete
  • Galvanized bolts
  • Exterior screws

Tools needed

  • Post hole digger
  • Level
  • Wrench set
  • Drill

Steps

  1. 1

    Set footings

  2. 2

    Set posts

  3. 3

    Bolt beams

  4. 4

    Screw joists

  5. 5

    Rafter tails

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