COMMERCIAL
project architect manufacturer
Rivergreen, Aykley Heads, JDDK Trilux
74 OFFICE Durham
ENGLAND
GREEN RIVER COTTAGE
TRILUX HAS PROVIDED LIGHTING FOR A SUSTAINABLE WORKPLACE ENVIRONMENT
A very pleasing, healthy and and Mike Rhead and Malcolm highly specular louvre to give with compact fluorescent lamps
harmonious work place has been Armstrong of environmental optimum lighting on the desk gives efficiency coupled with
created at Rivergreen, Aykley consultants Armstrong R Head, a whilst still providing some indirect visual impact and smart appear-
Heads, UK, both meeting and team that had worked together light onto the ceiling. In corridor ance.
exceeding the most stringent of very successfully on previous areas translucent diffusers 3331 Outside, the lighting had to be
environmental requirements. Rivergreen projects. Five months are used to give good vertical functional, whilst respecting the
The intention at every stage has research into alternative tech- illumination on the rammed earth wild life and the natural surround-
been to minimise the effect on nologies was undertaken before wall. Once this lighting was speci- ings. An assymetrical pathway
the environment, not just using any initial design concepts were fied it lent a theme to the rest of bollard 880 gives orientation and
natural products and sustainable considered. the lighting. The same coloured definition to the pond area which
sources or reducing air miles and The daylight is fully utilised as the finish, silver-grey titanium, was is quiet and encourages wild life.
CO2 emissions, but question- electric lighting is operated by a used throughout. But the 883 bollards at the front
ing whether air conditioning and light management system which In the lecture theatre compact of the building, in the carpark,
mains water are essential. will respond to the levels of day- fluorescent lamps within a had to give a good coverage of
The project is unusual in that light and whether there is anyone suspended high performance light and needed a taller, sym-
Rivergreen Developments are pro- occupying the space. By also luminaire with specular reflector metrical distribution to overcome
moter, financier, project manager, using low energy light sources in and refraction optic ROB gives obstacles ie planting. The car
design team leader, builder, own- very efficient luminaires, the light- a proportion of upward light, park receives a very uniform
er and occupant, so the vision is ing, during peak occupancy, uses controllability and aesthetically illumination from the 98 series,
not diluted by conflicting require- 3.5W/sqm in spring and 6W/sqm it mirrored the simplicity of the a 150w metal halide on 8m col-
ments. Besides being Rivergreen’s in winter, against a target of architecture. umns, again these will respond to
headquarters, the building also 8W/sqm. The cafeteria is the only space the changes in daylight hours and
provides managed offices for The main office light specification that is lit with tungsten halogen will only operate when needed.
varying size organisations includ- was predominately determined lamps. Used in spotlights mount- All of this has resulted in a visu-
ing Durham County Council and to overcome problems with the ed on track they give a flexible ally impressive building, which is
offers impressive facilities such as hard concrete ceiling. Suspended and dramatic effect, justified as economical to run, has a very low
a 200-seat lecture hall and an luminiares by TRILUX from the it neighbours the reception area. impact on the environment and
in-house coffee-bar. T200 range contain all the wiring The reception is a double height has achieved an ‘excellent’ rating
Peter Chandler, Rivergreen’s and have a variety of optics to space with a glazed atrium, so the under BREEAM.
principal, worked very closely with suit differing uses. They incorpo- lighting had to be equal to this
www.trilux.co.uk
David Kendal of architects JDDK, rate the T5 fluorescent lamp and majestic volume. The PSH fitting
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