Floor Waste Gully Requirements

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.

Floor waste gully requirements.

Wet area rooms of class 2 3 part 4 buildings require floor wastes regardless of the type of shower only to prevent the potential for damage to other sole. It may also be used as a shower outlet but cannot receive solid waste for example from a wc pan. Plumbing regulations 2008 the. A floor waste gully acts as a floor drain as well as receiving the discharge from wastewater fixtures.

4 6 7 floor waste gullies 4 6 7 6 removable grate 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. Code description pdf file cad file. Space and the floor is required to be graded to the floor waste to permit drainage of water. A floor waste will also form part of a floor waste gully in circumstances where that gully may be required by the pca deemed to satisfy provisions as.

A floor waste gully fwg is a floor drain that can receive the discharge from a number of fixtures but connections are limited by the number of discharge pipes and distance see figure 6. 80mm x 65mm squat floor waste gully. 80mm x 50mm squat floor waste gully fwg80 50 pdf 184 kb. When installing a bath in a wet area the waste connections must comply with the requirements of the national construction code ncc series whether or not there is a floor waste gully.

Except for rooms containing wall hung urinals in which a floor waste gully is mandatory an. Floor waste gullies in urinal compartments and other wet areas aim the aim of this technical solution is to clarify the requirements for the provision of floor waste gullies in urinal compartments and other wet areas see figures 1 2 and 3. In the above situations the floor is required by the ncc to be graded to the floor waste to prevent water overflow from penetrating to other occupancies or public spaces in the same building. It is common in the building industry to remove central floor waste gullies from bathrooms and other wet areas.

Floor wastes are not required in wet area rooms of class 1 buildings unless the area contains an unenclosed shower in which case the shower waste doubles as the floor waste. The bca volume 2 is silent on the need to provide floor wastes in a class 1 building such as a single dwelling house. There are several things to consider in determining if a floor waste needs to be installed.