Extending 4x4 PostOptions : A/C Cold, 4X4 Wheel drive. If you have a 20' span using two 2x10's and two 4x4 posts at the each end then according to Simpson Strongtie: tributary area= girder span x joist span. Make sure the plate is centered!. Can you post a photo? Reply Save Like C COLDIRON · #6 · Nov 17, 2009 Post #5 explains what I was thinking of. A standard handrail is 42″ tall, so the posts will be a bit taller, especially if you’re using post caps (like these awesome solar caps I used). [FIXINGS DIRECT®] (10 Pack) Ultimate 4Inch Fence Post Security Brackets (for 100mm/4" Posts) Concrete Or Wood (Check Sizing Before Ordering) Anti Rattle Post Clips, Galvanised Anti Corrosion 14 £1399 Get it Friday, 12 May - Saturday, 13 May FREE Delivery Small Business. Extending the height of your posts instead of replacing them will not only give it a b. Don't know other but I did use the gym at Morin and Imperial during my stay. 25K views 8 months ago Extend the height of your fence without replacing your Posts or Rails. The poster wants to hang a 75 lb door on this extended 4 x 4. However, some cuts are better done where the timbers can be rolled easily and joints tested for alignment and fit. Don’t shave too much off but enough so that the base can slide up the post to install the connector, then slide back down to mount to the deck. 0 mm Recommended timber for post or beam with LINX pergola: 4 in. Start by cutting the 4×4 posts to the desired length. How to extend, or make longer, a vertical in-ground post that will be set in concrete. Extending the height of your posts instead of replacing them will not only give it a better. When working on posts under load or limited