can you use existing joists to add on deck

Decks.com. Adding on to a deck

We recommend framing the new deck addition independently of the existing frame. In order to do this you will need to install new beams and footings to support the addition. Some deck builders choose to sister the new joists back over the existing beam and install a new beam in front of the existing deck. The sistered joists are nailed into the sides of the existing joists and extend past the beam at least 6". Hurricane ties are used to create a positive joist to beam connection. It may be  【Get Price】

Adding on existing deck - DecksGo

Otherwise it will have a tell tale appearance of an addition. Ledger once the beam is built you will have to carefully expose the band joist on the house, flash and examine it from inside the basement to see if you can bolt through it. Extending joists to extend the deck you should sister some new joists to the old ones and over lap them safely - at least three feet and screw liberally. Even bolt them together. decking Then lastly, to create a seamless look you will have to remove some of  【Get Price】

Decks.com. Framing and building a deck

This in depth section will teach DIY builders to frame a deck using pressure treated lumber. Explore 55 deck Joist Sizing and Spacing. Step by step instructions and tips on how to frame. Learn how to install treated wood joists and beams to build a strong deck. advertisement. deck Framing . adding on to a deck. Learn about the pros and cons of adding onto your existing deck. First make sure your existing deck frame and footings can support the additional loads. deck Framing  【Get Price】

Make an Old Deck Safe - Fine Homebuilding

12 Sep 2013 From a distance, I could see that the joists weren't supported by a regular beam but were attached to a single rim joist that in turn was nailed only to the side of the 4×4 posts. you have to wonder how well those decks were constructed before model building codes ramped up minimum standards, not to mention the wear and tear nature inflicts on a deck year after year. After locating and backfilling the tube, fasten the galvanized post base to the existing post. 【Get Price】

Decks.com. Sistering Joists Over a Beam

Learn about how to sister deck joists over a beam for framing a large deck or adding onto an existing deck. The term “sistering” joists is the practice of overlapping two joists by a certain distance across a beam to create an extended joist. This is unusual in new deck construction and would only be necessary for very long spans that exceed the length of your longest boards. Sistering joists is commonly used when adding on to an existing deck or repairing a deck. In these cases the  【Get Price】

Replace an Old Deck with Composite Decking - Extreme How To

12 Aug 2008 I was working alone on this deck remodel, and that meant balancing the 10-foot joists from atop the ladder, holding them in position and using one hand to toe-nail the ends into the ledger boards. If you're working under similar I also had some difficulty positioning the tops of a few joists flush with the existing deck boards, and I needed to make sure the replacement boards would be going down on framing that's all in the same plane. My solution was to use a T-Jak,  【Get Price】

framing - Extending an existing deck - Home Improvement Stack Exchange

to do the best job, get some 12 foot 2x8s and sister them with the existing joists (run them the entire length, nailing with galvanized nails at the top and bottom every 16 inches). Then put a you will be nailing a 2x8 rim joist at the end to finish the deck, but you need to make sure the posts for your railing are tied in securely to the joists, and not just the rim joist. Blocked in the post between the joists, then used two 1/2 inch carriage bolts through the ledger and block. 【Get Price】

Installing New Deck Boards Over a Solid, Existing - Extreme How To

26 Sep 2016 Because the deck boards are cantilevered beyond the joists, noting where the original edges were is important if you want to get back to the same deck dimensions. In our case, we marked the original We stretched and staked a layout string in line with the existing deck board ends so we could establish our cut line on the new deck. The primary technique I used for removing the boards was jamming a crow bar between deck boards and prying up. Any number of  【Get Price】

What to Watch For in a Deck Remodel Professional Deck Builder

1 May 2010 Improper flashing on old decks can cause dramatic damage to the existing rim joist, sometimes more than to the ledger itself. There are a few other main things I look for. Check the attachment of the stairs, railings, and railing posts. Notched posts were once common, but they aren't strong enough and should be replaced. Look for rotated footings, and plan to replace any you find. Consider retrofitting anchors into the footings to secure the main posts. add hold-down  【Get Price】

Decks.com. Deck Blocking And Bridging

Learn how to strengthen your deck by adding blocking or bridging material at the mid span of your joists. Blocking can be used to strengthen guard rails. 【Get Price】

Top 10 Deck-Building Mistakes - Fine Homebuilding

19 Mar 2012 Always follow manufacturer guidelines for appropriate fastener types and sizes, and use stainless-steel or galvanized fasteners if you are using pressured-treated lumber. The error: In existing decks, adding more floor joists is the only remedy. If sistering deck joists to floor joists isn't an option, adding a beam, posts, and footings can help to relieve some of the stress placed on the fasteners connecting the ledger to the end grain of the cantilevered floor joists. 【Get Price】