Floor wastes are only required by the deemed to satisfy provisions of the ncc 1 in prescribed situations.
Laundry floor waste.
In apartment buildings residential buildings such as motels and boarding houses and residential parts of commercial buildings it is necessary to install floor wastes in bathrooms and laundries if a bathroom or laundry is situated at any level above a sole occupancy unit or a public space.
Floor waste gullies shall be installed with an accessible removable grate and have a riser of not less than dn 80 to finished surface level.
From the guide to ncc 2016 eg applicable to class 2 3 or class 4 part.
Where the sole function of the floor waste gully is to dispose of water spillage and wash down water a minimum dn 50 riser may be used.
In a shower area as part of the as 3740 wet area waterproofing requirements volume one f1 7 volume two 3 8 1 2.
If a floor in a bathroom or laundry in a class 2 3 or 4 building is above another sole occupancy unit or public space the bca requires a floor waste to be installed to prevent spilled water entering the space below which is under separate ownership.
In this case the floor must be graded to the required floor waste.
In a room containing a urinal volume one f1 7 as 3500 2 through volume three part c2.
The required fall of the floor the waterproofing requirements of the floor and the installation of the floor waste are specified in as 3740.
And b the floor graded to the floor waste to permit drainage of water.
Osha defines contaminated laundry as laundry which has been soiled with blood or other potentially infectious materials or may contain sharps 967 the purpose of the laundry portion of the standard is to protect the worker from exposure to potentially infectious materials during collection handling and sorting of contaminated textiles through the use of personal protective equipment proper work practices containment labeling hazard communication and ergonomics.