Squaring Up A Deck Frame

This is a crucial step that must be taken when building a house or when framing a simple deck.

Squaring up a deck frame.

Anyone wants to learn the way to square a deck should know the 3 4 5 method as many builders often use it to make sure they are building a square deck. Obviously the more square the frame the better. Speed squares and framing squares are helpful tools for using in construction builders often use them to check the layout. Compare the opposite lengths of the perimeter of squares and rectangle forms these lengths should be the same.

It s a good idea to mark joist locations on the ledger and on the front facing rim joist before installation when you can lay the framing members side by side on a pair of sawhorses. The foundation of a deck that rests on posts should be properly laid out which involves making sure the posts are square. If they don t push the two corners that are further away the long measurement back together a little and remeasure. A sagging collapsing or crooked deck is not only unsightly but also potentially dangerous.

Using a square and a 4 level will also help verify that your deck form is level. Slight tolerances can be adjusted before the joists are installed to prevent exaggeration. If the measurements match your frame is square. Once installed it acts as a guide for a deck frame that s level and square.

3 4 5 rule to ensure square layouts. The single most important framing member is the ledger board. A common mistake with diy ers is to forget to square the frame up or box. Use the 6 8 10 or 3 4 5 rule to determine square or right angles in deck porch floor wall or roof framing or any other building framing or construction task to check a single corner for square use the 6 8 10 rule or if the sides are too short use 3 4 5 technique.

First he tacks a double joist hanger to one end of the ledger and slips a side rim joist into place. Then he marks the top of the ledger 3 feet from the corner and the top of the side rim. Some guys gals prefer to use the 3 4 5 method or the cross over method i use both.