Installing tile raises the surface level of the floor.
Establish finished floor height are.
Tile flooring is water resistant and durable when combined with backer board which is impervious to moisture and helps create a flat base.
Typically the building s finish floor elevation height of the floor is established from the civil drawings by the surveyor.
1 the finished floor level ffl is marked on the plans as 35 35 above sea level.
N the floor of a basement where basement means the floor is below grade on all sides will always be the lowest floor regardless of how the.
I just dont want to have to trim all of the doors or special order them when i can easily modify the rough openings if i need to now.
Or do i just add in more space for the finish floor.
They way i understand it is if your ff finish floor is above a predetermined height usually36 your first floor now becomes your second floor and your second floor becomes your 3rd floor.
From the contour lines on the overall plot layout plan the highest gradient intersecting with the unit should have been somewhere around 35 2.
Once you build a home with 3 floors you run into fire safety requirements 1 subfloor plywood 2 layers 5 8 rock etc.
Finish floor ff determines the location of your grade board and concrete depth.
I am thinking i need door height 2 5 or 2 75 so we ll say 82 75.
Add the combined height of the architectural floor material substrates and adhesives to the structural floor height.
The finish floor is then considered ff 0 0.
Locate the structural floor height specified in the flooring project plans.
This is the finished floor level.
Therefore as the ffl should have been at 35 35 at no point should it have been below ground level.
The concrete depth e g 4 or 8 will dictate how high or low your grade board will be.