Browse Forums Renovation + Home Improvement Re: Concrete channel beam span - suspended slab 3Oct 04, 2020 9:57 am Nickson76 I’m wondering (if like timber) there is a span table available for concrete channel beams such as these? The structure appears well built, no cracking at all, Concrete is healthy and tied into the house (not freestanding). I’m keen to jackhammer the besser post out ASAP and get on with the reno. Any advice or ideas on spam tables or who to contact would be greatly appreciated! Thanks Nick Hey Nickson76 Welcome to the forum No There are no span tables for Concrete beams, concrete structures are required to be designed and certified by a structural engineer to AS3600. From the information you have attached it appears the BBQ stack doesn't form part of the structure, If you have any doubts contact a local engineer to do a quick site inspection. Often the built structure Doesn't match the certified engineering Drawings. OT the days of spans table acceptance for CDC for Timber and Steel Structures are also limited, Tougher regulations now require proper engineering certification... Basically people are just accepting fake engineering tables off the internet and the way to put a stop to it is to toughen regulations Cheers Chris Designer,Engineer (Civil,Const & Envir),Builder,Concrete & Masonry Contract.Struct Repairs Yeah mine about 9 metres long and 8 wide with slope of 25% at one point but the end point of the outlet is past the side of garage and if he concretes allowing for… 4 4534 Need to remove glass panel out of concrete without wrecking the glass to get the spa room in, any recommendations on how to do that. Thank you 0 39045 Hi, Really struggling to find some consistency amongst Span Tables, can anyone help… 0 2663 |