How To Make Stair Stringers For A Deck

Mark the first stair notch in the stringer. To calculate the stringer length follow this formula.

How To Install And Build Strong Stair Stringers Fine Homebuilding

Repeat for each stringer attachment.

How to make stair stringers for a deck. Trace out the Unit Rise and Unit Run as shown by the measurements on the square. You could use 2x2 cleats instead. Stair steps are supported by stringers like the rails on either side of ladder steps.

Use 10d - 15 hot-dipped galvanized nails. They rest on a solid foundation and are attached to the deck with hangers. Deck stairs are typically made from 2 x 12 stringers spaced about 12 to 16 inches apart.

This will establish the starting point for the stringer. Measure the distance from the top of the deck surface to the top of the stair landing. Secure the blocking with through screws or hardware.

Use a minimum of 14 inch screws or lag screws to attach the stringers to the header or ledger from underneath the deck frame. You want the crown side of the board to be on the cut side. Use three screws that reach into the stringer a minimum of 1 12 to 2 inches.

Then mark the height of the connector. Always use straight high-quality pressure-treated 2x12s for stair stringers. Check the rise alignment of all three stringers at each step and make adjustments so that they are within 116 in.

Nail the stair stringer connectors. Orient this notch at least 12 in. Make sure the top of the stringers are level.

Always drill pilot holes for large screws lag screws and lag bolts. Extend the horizontal line across the 2x12. From the boards end and clear of any knots.

Install blocking for joists that do not align with a deck joist. Install the stringers in their proper locations and fasten a stair angle at each tread location on the closed stringers. Stringer Size and Type.

Align the rise and run measurements on the square with the edge of the stringer. Attach Stringers to a Deck How to Make Stair Stringers. Hold the connector under the stringer and raise the stringer to the proper height.

The above example shows outside drop-mounted stairs. Wood Decking and Railings. Attach the stringers to the deck framing with screws positioned low on the stringer.

A complete discussion and demonstration of how to measure and cut stair stringers for a deck or porch or other use. Stair stringer layouts seem challenging but in this video Wayne Lennox shows how to build them in a simple fashionWhat projects should we make next. Draw the deck-framing plan onto the stringer face.

Using stair angles on the open stringer provides an invisible connection. Run 2 stair rise 2 square root of your total. You can build your own custom stringers or buy pre-cut stringers at Lowes.

Learn the details in How to Build a Deck. The wider the board used for stringers the stronger your stairs. If you are planning on resting the stringer on the ground make sure the wood has60 RET level.

The stairs should be at least 36 inches wide. Having a stable sturdy set of stairs leading to and from your deck is one of the most importantand complexparts of the deck building process. Bend your stair stringer connectors to the correct angle.

Attach a stair angle at each tread on the open stringers. Watch the whole process start to finish. They have risers also called toe kicks treads and railings.

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