span 54 decking boards

Avoid a bouncy soft deck. The decking span you choose will effect the feel and potentially the safey of your deck. So read on and learn a little bit about what affects the strength of your decking - like material and joist spacing. Your selection of decking material will determine the maximum spacing of your joists. 【Get Price】

A 5/4”x6” deck board is rated for 12” OC and 16” OC and a 2”x6” plank can span that plus 24” OC. A 2”x6” plank will flex more when supported at 24” OC than the other two distances and a 5/”x6” will flex more at 16” OC than at 12” OC. The two most common deck board thicknesses are 5/4” and 2”. Greater ... 【Get Price】

What you may notice is when joists are spaced at 16" o.c. the actual span distance (hypoteneuse) will be longer and the 5/4" may feel a bit bouncier. Personally from my building experience if I was building this from scratch and planning to use 5/4" boards I would have framed the joists at 12" o.c. just to make darn sure everything felt right. 【Get Price】

The distance you choose affects the maximum span or how long your joists can be without compromising the strength of the deck frame. The smaller the spacing the longer your joists can span. Your composite decking manufacturer will have a unique joist span table to help you determine the maximum length based on joist size and spacing. 【Get Price】