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Wayside
Chapel
Architects:
enivrona studio
Awarded: Gold medal at the Green Buildings Awards 2004
(awarded by The Francis Greenway Society Inc + The Architecture Show Magazine)
NEW HQ BUILDING IN
HUGHES ST KINGS CROSS
SUMMARY
o This project is
for alterations and additions to the existing Wayside Chapel in Hughes
St in Potts Point.
o The proposal is
for the redevelopment of the existing site.
o The core buildings
are retained and two currently dilapidated buildings are demolished and
rebuilt at an increased size
o It is intended that
this new development for the Wayside Chapel achieve best practise in Environmentally
Sustainable Design.
o This will be achieved
through the adoption of passive principles, as well as active systems
to improve internal amenity, comfort levels, and reduce energy consumption.
o The Wayside Chapel
Centre has been designed to take advantage of state of the art sustainable
design systems to lower energy and water usage.
o The energy for air-conditioning
is greatly reduced by the use of cross-flow lateral ventilation in the
meeting rooms and office areas and in the manse.
o The roof has photovoltaic
cells mounted and oriented towards the north to provide backup electrical
energy to the building.
o The design of the
building seeks to maximise natural daylight to all spaces as much as possible
o The artificial lighting
systems will be based on the use of Electronic transformer based T8 fluorescent
light fittings.
o Rainwater will be
collected from the roofs and stored in a water tank beneath the op-shop
area for use throughout the building.
INTRODUCTION
This project is for alterations and additions to the existing Wayside
Chapel in Hughes St in Potts Point. The proposal is for the redevelopment
of the existing site. The core buildings are retained and two currently
dilapidated buildings are demolished and rebuilt at an increased size
to allow for better space and energy efficiencies and an increase in the
availability of the cultural, charitable and community services currently
provided.
THE WAYSIDE CHAPEL
The Wayside Chapel was founded in 1964 by the Rev. Ted Noffs. It has been
a vital part of life in Kings Cross and Potts Point since its foundation,
and offers a small chapel as refuge in the heart of this very busy area.
In addition to the chapel itself the centre provides drug and alcohol
counselling, a crisis centre, a coffee shop (used as a drop in centre),
a bathhouse for homeless people, and houses the offices for a number of
social services including a youth team and the national and local Life
Education officers. For many years the centre offered a public theatre
which was used by local theatre companies for productions, however this
has been closed for 18 months due to the state of the existing building.
There is also an op-shop called Wayside Creations which has operated out
of various buildings and is currently housed at the western end of the
site.
DESIGN CONCEPT
The site is on the corner of Hughes St and Orwell Lane and has an area
of 694 square metres. It currently houses four interconnected buildings.
This design concept is for the demolition of the western two-storey terrace
house, and the rear theatre, and the construction of a new five-level
building in an L-plan shape to replace those two buildings. In addition,
renovations would be made to the existing chapel, and the existing coffee-shop
and offices building, to interconnect the buildings so that there is public
circulation across all three buildings allowing for a better organisation
pattern for the entire Wayside Chapel Centre. The arrangement of uses
of the building will remain substantially the same, with the retained
two buildings continuing in their existing uses.
NEW BUILDING
With the demolition of the 2 storey building terrace building and existing
theatre, the possibility arises for the construction of a wholly new building
which will form the backbone of the new centre. It is proposed that this
building be built out to the street frontage to provide a more obvious
point of entry into the building, to provide closure to the outdoor space,
and to provide a building in front of the existing expansive east-facing
brick wall of the adjacent four storey apartment block.
PLAN
The new 5 level building has a lift and fire-stair at its core, and provides
spaces of public access on the lower levels, rising to more private spaces
for the use of Wayside Chapel staff on the next two levels with a manse
for the Reverend and family on the 5th level. The ground level provides
public access through an airlock to provide thermal isolation between
inside and outside, and to allow a "meet and greet" space. A
large foyer space is provided since the Chapel often has large groups
visiting, and this foyer would also act as the foyer space to the meeting
rooms and small theatre on level 2.
BUILT FORM
The materials and construction of the new building will be in a contemporary
style, but complimentary to the existing structures. The new building
will be in the form of rendered masonry, so as to avoid a clash of brick
colours, and to distinguish the old from the new, and to allow for this
building to be painted a relatively mid to dark colour to be recessive
in its bulk. The fenestration patterns to this building have larger windows
which are deeply recessed into the masonry with louvres to control sunlight
penetration. At the street edge and the eastern face the openings are
smaller in shape and size commensurate with the windows in the windows
in the adjacent and opposite apartment buildings.
STREETSCAPE
The DA proposes the retention of the prominent corner building and the
adjacent Chapel building, substantially retained in their existing form
and height. The external walls and fenestration would be retained and
repaired with the existing face brickwork and painted render retained
and upgraded. The only change to the building at this point would be the
removal of the rear roof with its extension up to provide additional space
together with the requisite service space and support for the solar panels
at the roof level. In this way the existing streetscape and appearance
of the building is substantially retained, particularly in its view from
McLeay Street, down Hughes St to this prominent local site.
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SUSTAINABLE DESIGN
It is intended that this new development for the Wayside Chapel
achieve best practise in Environmentally Sustainable Design (ESD).
This will be achieved through the adoption of passive principles,
as well as active systems to improve internal amenity, comfort levels,
and reduce energy consumption.
Sustainable
design - passive systems
The Wayside Chapel Centre has been designed to take advantage of
state of the art sustainable design systems to lower energy and
water usage. The energy for air-conditioning is greatly reduced
by the use of cross-flow lateral ventilation in the meeting rooms
and office areas and in the manse. The original east building continues
to rely on natural ventilation as it was originally designed. The
offices are fitted with louvered windows on both sides and are provided
with mechanically assisted stack ventilation system to assist on
still days for there to be natural ventilation across the offices
and ducted up to the roof. The manse is designed with similar louvre
systems and has cross ventilation assisted by stack ventilation
along the central double loaded corridor.
HVAC systems
Two critical spaces within the centre are air conditioned: the original
chapel and the theatre as these spaces are fully enclosed and are
often highly occupied to a level that would not be comfortably cooled
with cross ventilation. The air-conditioning system is a split system
with condensers in the service towers on either side of the roof
space.
Photovoltaic
(PV) Cells
The roof has photovoltaic cells mounted and oriented towards the
north to provide backup electrical energy to the building. It is
intended that the PV cells will be connected to the main grid to
lower the energy demand of the building as a whole. It will also
be investigated as to whether these cells may provide a backup in
cases of power failure.
The building
will be wired for intelligent systems using a main computer server
for communications and video. The building will also be fitted with
a closed circuit TV system to allow monitoring of the outside area
from the main office and the caretakers office and the manse.
Lighting
systems
The design of the building seeks to maximise natural daylight to
all spaces as much as possible (except for the Theatre). This is
achieved by large windows to the north (fitted with adjustable louvres
as outlined above) and large areas of unshaded windows to the south.
Some windows are included on the east elevation of the new building,
and these are fitted with "light shelf technology" in
the office spaces to extend the light into the internal areas of
the offices.
The artificial
lighting systems will be based on the use of Electronic transformer
based T8 fluorescent light fittings to dramatically reduce demand
over conventional incandescent lights. All lights will be controlled
with "smart technology" using sensor controlled automation
for reduced usage (e.g. automatic switch off when space is not in
use).
Water cycle.
The demand on water resources by the Wayside Centre is greatly reduced
by both reducing demand-side management and by adopting collection
and recycling strategies to minimise fresh water requirements. All
new fittings within the building will be AAA rated to have flow
limited to 6L per minute for basins, 9L per minute for showers and
6/3 flush toilets. This represents current Australian best practise
for minimising the amount of water required at the point of use.
Rainwater will
be collected from the roofs and stored in a water tank beneath the
op-shop area for use throughout the building. The water will be
filtered through charcoal filters and purified with UV filters prior
to being delivered to all outlets within the building. This will
be supplemented from a mains supply fitted with the requisite one-way
valve.
It is proposed
to dispose of toilet waste directly to the sewer, and the grey water
from showers and basins will be stored in a grey-water tank on site,
adjacent to the freshwater, for recycling through the toilet systems
and for use in the transpiration beds and landscape areas on the
roof garden and at the front of the building. It is intended that
these systems will be designed in conjunction with the Institute
for Sustainable Features Water Team (Stewart White, Director).
Waste management
The buildings will be demolished and rebuilt using current best
practise for construction waste management as outlined by the Waste
Boards Program for demolition and construction. In particular, as
the materials from the existing buildings will be recycled where
possible, reusing the bricks from the old lime-mortar walls. The
current asbestos cement roof will be disposed of in the approved
manner. The design of the building contains a large number of prefabricated
components (floor beams, window panels, external cladding panels,
louvre systems, internal fitout items) in order to minimise onsite
construction waste
Credits
Owners: Uniting Church
Architect: Tone Wheeler of Environa Studio
Engineer: Matthew O'hearn/O'hearn consulting
Landscape: Material/Jim Osborne
Address: Hughes Street Kings Cross
Dates: Design 1999-2004, Construction 2005-6
Contact:
environa studio - environmental architecture
151 foveaux street surry hills nsw australia 2010
tel 02 9332 1211 fax 02 9332 1355 mobile 0418 119 778
direct e-mail: tone@environastudio.com.au
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