Browse Forums Building Standards; Getting It Right! 1 Jul 25, 2019 1:03 am The standards AS3500.3:2018 call for balconies to have an overflow to cater for a once in a 100 year storm. I am unable to find any information regarding how an overflow needs to be constructed. Can anyone point me in the right direction? Re: Balcony overflow drainage 2Jul 25, 2019 1:09 am I should have mentioned that it’s an enclosed balcony, ie the balustrade is solid. Re: Balcony overflow drainage 3Jul 25, 2019 8:22 am Your designers should have provided you with a X section thru & construction details Why did your Building Surveyor certify Your plans without these details? $1.2m apartments "Unsaleable" in fresh casualty of Zetland Lofts evacuation Designer,Engineer (Civil,Const & Envir),Builder,Concrete & Masonry Contract.Struct Repairs Re: Balcony overflow drainage 4Jul 25, 2019 2:51 pm The standards on the plan state 2015 for the balcony. If I am not mistaken, the 2018 standards were updated to include overflows for balconies. So our plans may have been approved prior to the change. I don’t know. Regardless, how does an overflow need to be constructed? Re: Balcony overflow drainage 5Jul 25, 2019 8:55 pm Try AS 4654.1 Waterproofing membranes for external above ground use hth Designer,Engineer (Civil,Const & Envir),Builder,Concrete & Masonry Contract.Struct Repairs Much a do about nothing. You can see the fall heading to the actual drains. Stormwater ingress will be minimal and it's far better to have the top sitting flush rather… 12 6251 Thanks for that, the PVC pipe is still about 40cm below ground level and it sticks out of the sand with no end cap or anything on it just open pipe, is this the finished… 2 10476 First time building 2 storey home in NSW. Below Current plan have separate balcony. But thinking to do a multipurpose lounge with balcony (kind of sunroom) in first floor… 0 4783 |