Curbless shower with linear drain on code requirements.
Shower floor floor slopes code.
The minimum standard required for wet areas in residential buildings is contained in the building code of australia bca and as3740 waterproofing of wet areas in residential buildings.
The maximum slope of the shower floor shall be 1 2 inch 12 7 mm per foot in any direction and shall slope to a drain.
There is a single drain at the south end but the floor peaks in the middle so half the floor slopes to the drain in the south end but the floor to the north of the middle slopes to the end where there s no drain and water thus pools.
The usg floorboards are pre sloped 1 4 per foot and i ll be draining towards a 72 linear drain along the 72 wall i e.
Shower floors slope.
Tiling in shower recesses.
So slope the floor up from the drain at a minimum of 1 4 per foot or as much as 1 2 per foot then use the 1 2 threshold just before your shower door or other shower opening to get to the 2 above the drain required by plumbing code.
In traditional tile shower.
The issue that we had is that according to the ipc international plumbing code there had to be a dam outside the shower area in order to contain the water.
Two common methods are used to waterproof showers.
The answer is no.
Other shower stall configurations shall measure at least 36 inches deep by 60 inches wide 914 mm by 1524 mm with an entrance opening of at least 36 inches 914 mm when a wall is installed on the opening side.
I am planning a bathroom reno that will have a curbless walk in shower 36 x 72 using the usg durock infinity drain shower system.
If we can slope enough floor space on a bath floor so that the water from a shower runs toward a drain do we need a curb.
To efficiently drain the recommended minimum slope for a shower floor is about 4 percent or a 1 2 inch drop per every 12 inches from the shower walls to the drain.
This includes tiling and gradients of bathroom floors including shower recesses.
Mortar bed and thin bed.
There will be a 0 75 drop.