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Thursday, April 16, 2015

Studio Design - Pattern Language: #107 Wings of Light and #109 Long thin House


Pattern Language #107 Wings of Light
Modern buildings are often shaped with no concern for natural light - they depend almost entirely on artificial light. But buildings which displace natural light as the major source of illumination are not fit places to spend the days.
The studio is designed to have light entering the building on three sides.


The solution to this problem is: Arrange each building so that it breaks down into wings which correspond, approximately, to the most important natural social groups within the building. make each wing long and as narrow as you can - never more than 25 feet wide.
Our house is long and only 2 rooms wide with windows on all sides. By placing the studio only a few steps away from the house, it is like a private wing of the house. 

Pattern Language #109 Long Thin House
The problem is: The shape of the building has a great effect on the relative degrees of privacy and overcrowding in it, and this in turn has a critical effect on people's comfort and well-being.
Another influence on designing a separate building for the studio is to make 'a room of one's own', a private space to work for long periods of uninterrupted time. I want a private space. A shed.
My parents gave me a book about women's sheds for my birthday. It is about women and their sheds what they are like and what they do in them. This Pinterest board has lots of images from the book. 

The Pattern Language solution is: In small buildings, don't cluster all the rooms together around each other; instead string out the rooms one after another, so that distance between each room is as great as it can be. You can do this horizontally - so that the plan becomes a thin, long rectangle; or you can do it vertically - so that the building becomes a tall narrow tower. In either case, the building can be surprisingly narrow and still work - 8, 10, and 12 feet are all quite possible.
 The studio's outside dimensions are 20 feet  wide and 40 feet long as limited by the space between the trees. The walls are 8 inches thick making the inside space smaller.


Tuesday, April 14, 2015

Studio Design - Pattern Language: #105 South Facing Outdoors, #106 Positive Outdoor Space



In an earlier post, I explained how I have used The Pattern Language design method for the studio and the Back Yard Project. The first pattern I used was #104 Site Repair. Next I used #105 South Facing Outdoors. The back of the house faces south/south-east. I needed to place the studio so it too faced south. 
The book describes the problem as: People use open space if it is sunny, and do not use it if it isn't, in all but desert climates. It goes on to say This is perhaps the most important single fact about a building. If the building is placed right, the building and its gardens will be happy places full of activity and laughter, p. 514.
The above image, looking south, shows the first layout of the building as guided by pattern # 104 Site Repair. The area in shade fits with the need for a place inside the building to store textiles and threads away from any sunlight. The rest of the building needs to reach out into the sunny area.


The sunny area looking to the shady north.
 This pattern's solution is: Always place buildings to the north of the outdoor spaces that go with them, and keep the outdoor spaces to the south. Never leave a deep band of shade between the building and the sunny part of the outdoors.
The front of the building needs to face where the lawn is sunny to satisfy pattern #105 South Facing Outdoors. 

The next pattern I worked with was #106 Positive Outdoor Space. The problem is stated as: Outdoor spaces which are merely "left over" between buildings will, in general, not be used. It explains, "There are two fundamentally different kinds of outdoor space: negative space and positive space. Outdoor space is negative when it is shapeless, the residue left behind when buildings - which are generally viewed as positive - are placed on the land. An outdoor space is positive when it has a distinct and definite shape, as definite as the shape of a room, and when its shape is as important as the shape of the buildings which surround it," p.518.
The image above shows the view from the SE corner of the house looking out towards the proposed studio site. We need to make sure the studio building relates to the house and forms a distinctively shaped positive space between the two buildings. I used this pattern when incorporating that space in the Back Yard Project. 


This is the view looking south from the house. It is a vast shapeless lawn confined by the forest edge. There is no comforting defined shape to the back yard. There are no other buildings, but it is still felt as a negative space without a function. The property has no other outside buildings which is one of the reasons for the BackYard Project.
The solution to this problem is: Make all outdoor spaces which surround and lie between your buildings positive. Give each one some degree of enclosure; surround each space with wings of buildings, trees, hedges, fences, arcades, and trellised walks, until it becomes an entity with a positive quality and does not spill out indefinitely around corners.

The architect used a computer model of the building to move it around in the area we had chosen, tweaking it to satisfy the selected patterns. He finally found the right location. It is roughly perpendicular to the house making a courtyard between it and the house which feels like a positive space. It faces a sunny outdoor space and it fits in between the trees. I wanted a place in amongst the trees, but I also want the sun. They sound like contradictory requirements, but with the Pattern Language guidance, Jonathan's knowledge and and his computer modeling he found the perfect location for the building.

Monday, April 13, 2015

Studio Construction: Windows and Doors

Eric the electrician came back to add electrical outlets and wires. I was asked where I wanted power and light. I was able to be decisive with my answers, mostly because early on in the design process I had decided where everything was going to go inside the building.

The wires look to be colour coded.
Electricity is a mystery to me. Our daughter considered becoming and electrician because she sees wiring a building as solving a puzzle.

Big day - the windows are going in. Dave and James had to work together well to get the biggest windows in place.

The front door has a large glass panel to let light into the centre of the building.

Now it looks more like a habitable building.

The North facing side door giving access to the outside and down to the crawlspace.

The North facing crawlspace door.

The West loading doors to the crawlspace. I don't plan to use these doors, but they are there in case I make really big art that needs to be stored in the crawlspace.

View of the SE side with all of its windows and doors.
Now the rain will no longer get inside the building. It is time to start drying out the wood on the inside. Ron and Dave installed dehumidifiers. Ron and I began vacuuming and cleaning all of the mud, sawdust, and sealer blobs off the framing and walls each night after the crews had left. We had only an hour or so before it was too dark inside to see. The electricity is hooked up yet.

Sunday, April 12, 2015

Studio Construction: First Wall Layer Completed

View from the inside looking south towards the sunny room.
The plywood wall layer is nearly finished.


The plywood is finished, including on the sunny room walls.

The first layer of paper/plastic-like materials is put around all openings in the building envelope. These must all be sealed against water and air/heat loss.

I joined the morning meeting so I could see the light coming through the seven clerestory windows now the plywood around them was cut out.
Yes, the effect is perfect. Thanks Jonathan for such a great design.

Ground level view of the east wall with the clerestory windows catching the morning light.

Saturday, April 11, 2015

Studio Construction: Porch, Sunny Room and Electricity

The construction of the sunny room has begun.

It is called the sunny room according to the design book A Pattern Language.

It will be where I will sit and hand stitch, read, have tea and think.

This week the carpenters also built the porch and arcade that run along the west side of the building.
Those 6" x 6" cedar posts smell delicious while still freshly milled. They will be left unsealed to bleach to a soft gray. The oils in cedar will protect them from decay for many years. So no maintenance there.

The porch and arcade are designed to protect the west side of the building from the prevailing winds and rains. When it is raining, I will have a sheltered place to walk from the house along the arcade to the front door.
The architect, Jonathan Aitken, computer modeled the sun on the building over the year to work out how high and wide to make the roof of the porch. I want the low winter sun to warm the west wall and the light to penetrate right into the main room. While the porch will stop the strong summer sun from shining directly into the building. I need lots of natural light but not direct sunlight.
The porch is also wide enough to comfortably sit on.

The electrician made his first visit.


He put in some wires and the electrical box.
So it was a busy few days on the studio construction site.

Wednesday, April 8, 2015

Studio Construction: Digging Trenches

A digger was used to dig a trench in front of the building. Dave and James are in the trench framing up foundations and footings for the porch and arcade.

Concrete was poured into sono-tubes with re-bar sticking out.


Meanwhile, Ron and I are digging trenches for the services to be taken from the house to the studio.

When I say 'we' I mean Ron is doing the hard physical labour of swinging a pick to dig out rocks and shovelling metres of soil.

I am using hand tools to excavate around tree roots and existing irrigation pipes.
We are doing the unskilled manual labour.




Monday, April 6, 2015

Studio Construction: Windows and Doors

I was working away in my current studio when things went dark.
A big delivery truck had arrived outside my window.

The outside doors had arrived.

One for the main level and 2 for the crawl space.


Ooh, another big delivery truck.
Milgard. That means the windows have arrived.
Out of all the different fittings and fixtures we have researched for The Shed, the windows have taken the most hours of research and most showroom visits. Our priorities for the building was no maintenance for 25 to 30 years, high energy efficiency and lots of natural light. These priorities meant we were looking for high-quality windows. The windows are an important part of the design of the building.

The front door has lots of glass to allow lots of light into the centre of the building.
Other window design issues we considered were that smaller, fewer windows are best for improved over-all building thermal performance, comfort, durability and efficient operations. On the other hand, I also require enough windows that are large enough to let in a lot of natural light. 

Some of the decisions that needed to be made about the type and design of the windows: 
  • U. factor/ U. value - Thermal  conductivity i.e. how much warm air leaks out through them - we want to minimise this feature,
  • SHGC - Solar Heat Gain Coefficient - how well the glass blocks the sun's radiant heat - we want to maximise this feature, 
  • VT - Visible Light Transmittance - how much light comes through the glass - we want to maximise this feature,
  • Material - Wood and fibreglass are the best for thermal efficiency but are the most expensive. Fibreglass is long lasting and strong enough for large windows. Vinyl is the most cost effective and has high thermal properties.
  • Type: Casement, hung, double hung, awning, sliding, opening/non-opening, opening which direction.
  • Colour: What colour? The architect and artist had to agree on this one.


The small windows are stacked inside, in my studio.
Our decisions on the windows:
  • Material: Milgard's vinyl windows are thermally very efficient. We don't have any large windows so the frame doesn't need to be extra strong. The frame is painted in the factory so won't need painting on site or for the life of the window. Vinyl costs less than wood and fibreglass.
  • Technical Specs: We went with double glazed. It doesn't get cold enough on Vancouver Island to justify triple-glazing. Argon gas filling the space between the panes of glass to stop the flow of warm air is pretty standard for windows now. We went with upgraded thermal spacers between the panes of glass, generally a weak area for thermal efficiency.
  • Design; We chose different types of windows for different parts of the building. Some of the small windows on the east side open as part of the heating and cooling system, which I will go into more in a later post. These windows also have only 1 low E plastic film coating to maximise the amount of light coming through. The windows on the sunny side of the building have 2 coatings of low E film to stop some of the interior heating by the summer sun, but at the same time sacrificing some of the natural light - a compromise. These sunny-side windows can also be opened to catch the prevailing summer breezes as part of the building's cooling system. We chose the more expensive insect screen option in Gortex because it lets in twice as much light as the regular screens. The building is tucked in under shady tall trees, as I wanted it, but  we have been careful to design for as much natural light reaching the interior as possible.
  • Colour: Black frames on the outside will help the building visually blend in with the forest. White frames on the inside help with the reflection of light around the room.
Phew! See what I mean about the windows being such a big decision and why it was so exciting to see them arrive on site.



Friday, April 3, 2015

Studio Construction: Another Roof Layer

Jeff  is getting up on the roof after a pellet of plywood was placed up there by a delivery truck with a large arm. 

A sunny day and the race to get the plywood layer on before the next lot of rain.


Next operation - digging trenches and holes for more foundations - this time for the porch and arcade that runs along the side of the building.
The resident 'retired, always-an-engineer' consulting with the digger operator, Aaron Yager, the owner of the construction company.
James is the 'look out' person or maybe 'spotter' is the correct term.

Dave, the lead carpenter, keeps an eye on operations as well.
There is a lot of cell phone consulting of different weather forecast apps to see when the next lot of rain is coming. These forecasts influence what can be done next.
The next lot of rain came. Now the building is covered with the ubiquitous 'blue tarp.' This distinctive blue colour is a common sight on the island. It indicates an issue with water whether it is keeping a pile of winter wood dry enough to burn or trying to keep an unfinished roof dry during construction or covering a roof damaged during a storm. 
Keeping water out of the materials and outside the building envelope is a major influence on building design in this rain forest environment. 
The Pacific North West rain forest ecosystem with its high rainfall and relatively mild climate produces the largest biomass in the world. The combination of conditions is perfect for growing huge trees then rotting and breaking them down in a self-supporting cycle of growth and decay. We are building a wooden structure within this ecosystem where the same processes will be active. All of the building's wood will naturally breakdown unless the water can be kept outside the building envelope.

Wednesday, April 1, 2015

'Canadiana', May 1-8, 2015 Textile Art Show


‘Canadiana’   May 1 - 8, 2015  Textile Art Show
Community Arts Centre, 9565 Fifth Street
at Tulista Park in Sidney  Open daily 10 am - 4 pm


A travelling exhibition of 30 works exploring a sense of place in Canada by members of the Fibre Art Network.  FAN is a co-operative of Fibre Artists in Western Canada.  This exhibit made it’s debut in Palmerston North, New Zealand in January 2015.  It is scheduled to travel for two years in Canada with the first showing in Canada at Tulista Gallery in Sidney.


Yukon Gold - Katie Stein Sather, Maple Ridge, BC



Pine Beetle Blues - Marcy Horswill, Cumberland, BC

Studio Construction: Roof Beams

This is an exciting delivery - roof beams.
They were designed by the engineer, Ritchie Smith of  Hoel Engineering and Contracting and constructed in a nearby factory. Another engineered product as the 'greener' option.

Dave guides a bundle of beams as they are taken off the truck bed.
Engineered roof beams have lots of advantages over lengths of timber. They are designed in an 'I' shape for strength and are reliably straighter than natural wood. There are fewer defects while a piece of timber will have weakening knots and grain abnormalities, structural and cosmetic problems that over time can take more resources to repair. The extra initial cost of the manufactured beam is more than made up with less wastage on site, fewer materials to get the equivalent required strength and quicker installation.

It looks like the load arrived with graffiti.

The name is not graffiti. It is the owner of the construction company's name, Aaron Yager.

Here is Jeff measuring twice and cutting once.
I think Dave and Jeff appreciated another advantage of engineered roof beams - they are lighter. But they still must have taken a lot of effort to hoist them up onto the roof.

Here is a cross section of the 'I' beam - a naturally strong shape.

Nearly all of the beams are in place.
Next a roooooof!