Page 591 - The City and Guilds Textbook: Plumbing Book 1 for the Level 3 Apprenticeship (9189), Level 2 Technical Certificate (8202) and Level 2 Diploma (6035)

Chapter 9 Sanitation systems

Figure 9.64 illustrates the amount of activity space to be allowed for each of
these appliances, as specified in BS 6465–2:1996.

600mm
700mm
800 mm 700 mm
1000 mm
1100 mm
Hand rinse washbasin Domestic washbasin Bath

400mm
600mm 600mm
700 mm
900 mm
800 mm 800mm
900 mm
Bidet WC Enclosed shower tray Unenclosed shower tray INDUSTRY TIP
p Figure 9.64 Space provision for sanitary appliances
Overlaps often occur in
In some cases, it is not possible to maintain these distances, especially when the cloakrooms and downstairs
bathroom is small. In these situations, the British Standard allows overlap of the WCs.
appliance space.

In this layout, the
activity spaces of
the bath and
the wash basin
overlap.
The space for the 600 mm
WC usage is not
affected.

800 mm
In this layout, the
activity space of
the bath, wash
hand basin and 200mm activity
WC all overlap. space overlap
The overlap is
shown by the
dotted line
rectangle on the
drawing.
This one is the 400mm
most common of
all bathroom
layouts.
600 mm
p Figure 9.65 Overlap of the appliance space p Figure 9.66 Overlap in a downstairs WC

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