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BEAM P
LUS
I
NTERIORS
C
OMMERCIAL
, R
ETAIL
A
ND
I
NSTITUTIONAL
W
ATER
U
SE
(WU)
WU 3 E
FFLUENT
D
ISCHARGE TO
F
OUL
S
EWERS
Copyright © BEAM Society Limited. All rights reserved. Page 97
WU 3 E
FFLUENT
D
ISCHARGE TO
F
OUL
S
EWERS
E
XCLUSION
None.
O
BJECTIVE
Encourage reducing sewage volume discharge thereby reducing the
burden on municipal sewage, and water treatment facilities.
C
REDIT ATTAINABLE
1
C
REDIT REQUIREMENT
1 credit for the application of water efficient flushing water installation
technology;
A
SSESSMENT
Criteria
The Applicant demonstrates that the flushing systems installed within
th
e project spaceare water efficient lowering sewerage volume.
Water efficient flushing systems include but not limited to:
i.
sensor type urinal;
ii.
waterless urinal;
iii.
flushing system certified by WELS Grade 1;
iv.
dual flush water closet;
Alternative
If the toilet areas are located in shared/common area of the host
building, one (1) credit is available where at least two (2) of the
prescribed water efficient flushing appliances above are installed
within the host building available to the occupants of the project
space.
The alternative approach encourages the occupier to examine the
host building before leasing, and motivates the building owner to
select or retrofit with water efficient flushing water installations.
If the occupants of the
project spacehave access to toilet facilities in
both the common area and project space, only the sewerage
system(s) within the project space shall be counted. Where the host
building has shared common area toilet facilities fitted water efficient
appliances in (on the same floor) each Applicant on the same floor
achieve credit.
Documentation
Credit shall be achieved when the Applicant provides the
documentation stated below, to demonstrate compliance:
i.
calculation, sewerage volume;
ii.
manufacturer specifications/catalogue with flow rate data;
iii.
record photographs, for the flushing water installation;
Alternative (host building):
i.
Lease, or other document indicating occupant use of
shared/common area washroom facility;
ii.
Drawings, architectural, location plan for the facility
iii.
manufacturer’s information, technical data sheets with flow
rate data;
iv.
record photographs for the installation provided in host
building;