Best Way To Attach 4x4 Post To Deck

With the right post anchors or hardware you can get some impressive aesthetic results and greatly reduce the potential for rot.

Best way to attach 4x4 post to deck.

Over the years i have tried the old ways of mounting the post on the outside of the stringer and adding a couple of bolts a technique that never worked and especially won t work today because of the way that building codes have changed. Tap carriage bolts all the way through. Deck posts must now. Don t lag bolt a deck railing post to the outer band board that s nailed to the ends of the floor joists.

However this creates a place for moisture to collect so most builders install a 4x4 post a few inches away from the house as shown here. There are several methods for setting posts. We have replaced many deck boards 2x6 pt and want to replace the railing using 4x4 rail posts. Clamp the post so it is plumb in both directions.

Tied back blocking where a post is connected to an edge joist that runs parallel to the other joists in the floor blocking and steel connectors are required to tie the bolted connection back to. The previous 4x4 deck rail posts were notched and attached with nails on the outside of the deck. Drill into the existing holes and through the joist. We are unable to bolt them on the outside or on the surface in all of the proper places due to the location and layout of the deck and would like to.

Under the deck slip on a washer and tighten a nut for each bolt. I have always been on the lookout for a better way to make a more secure rail post connection at the bottom of a set of deck stairs. Watch this video to find out more. It s easy to connect deck railing posts to the floor joists of the deck.

The posts are then held in place with screws. Deck railing posts are the foundation of a deck railing system. Remember to follow local code for deck posts. Today s options for attaching posts to deck surfaces.

Tip a post next to the house where the railing runs into the house some decks use a 2x4 attached to the house s siding rather than a 4x4 post. They must be strong. One way is to pour concrete in the post hole set the post on the concrete and backfill with gravel. When homeowners and diyers build a deck they often fail to attach the railing posts to the deck framing securely.

To help prevent rotting this deck will have wooden posts attached to concrete footers above ground.