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London Design Festival: Designers Block Part 3

10/08/2008, 14:57 | MoCo Loco

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The Damn You rubber telephone by Mingyu Jeung is an excellent tool for venting anger and the usual telephone frustration, but the Peep Show bookshelf by Alice Naylor is a civilized way of hiding one's low (or high) brow taste from the wrong prying eyes. Or just good for plain old tidying up. Seongyong Lee 's Colour Space is certainly sleek, but might not hold quite as many books. A folio storage option, perhaps? The Tea Handkerchief by Miho Kaneko is just as dignified, and an elegant way to enjoy tea anywhere. Pixie Vases from Wik & Walsøe were faves from the 100% Norway section, and the Wine Bottle Speakers by Sante Kim were a hit with everyone.

+ designersblock.org.uk

Best MoCo Objects This Week

10/06/2008, 21:13 | MoCo Loco

As of yesterday we've changed our weekly Meta MoCo survey post, we've split it into two parts; Best MoCo Architecture This Week (posted yesterday) and Best MoCo Objects This Week. Best MoCo Architecture This Week will be posted every weekend and Best MoCo Objects This Week will now be posted on Mondays.


+ Kithkin: Some rights reserved video at Designguide.tv, "a group of creative friends who form a platform to show and promote their work. Consumers are given the chance to purchase design instantly, either printing it out on their own printer or taking the file to a listed supplier for production.".

core77_freedesigndom_2008.jpg
+ Core77's FreeDesigndom 2008 photo gallery, featuring images from the first edition of a new annual design and fashion event in the Netherlands.

ldw_2008_core77_gallery.jpg
+ Core77's London Design Week photo gallery, from the 6th edition of this highly regarded annual event.

ilio_hanging_bookwave_storage.jpg
+ Ilio's hanging bookwave book/magazine storage from their new 2009 collection. At Dezeen.

viable_london_slat_shelves.jpg
+ Viable London's Slat Shelves, "an alternative storage solution constructed entirely using rectangular section FSC pine.". At Dezeen.

doshi_levien_moroso_usa.jpg
+ Doshi Levien's Exhibition at Moroso USA at Cool Hunting, a collection that draws upon Indian culture for inspiration.

urquiola_purely_porcelain.jpg
+ Patricia Urquiola's Purely Porcelain for Rosenthal at designboom, a new 'landscape' ceramics collection with a "pattern [that] is erratic, sometimes filling the form and at other times escaping".

design-band_birdturf.jpg
+ Designband's Birdturf birdhouse design by Emilie Baltz and Ben Bearsch, "inspired by the act of throwing shoes over power lines (which is thought to be how gangs mark their 'turf')". Via design*sponge.

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+ The Quooker boiling water tap, a child-proof kitchen appliance that dispenses boiling hot water instantly for tea, pasta, vegetables and more. Via Designlines.

vroom_solo_vacuum.jpg
+ The Vroom Solo built-in vacuum appliance, a "quick-cleaning tool for small clean-ups in kitchens, bathrooms, laundry rooms, mudrooms and other high traffic areas of the home, the Vroom is easily installed directly into the cabinetry of a room either as a stand alone vacuum appliance or as an accessory to a central vacuum system.". Via Appliancist.

debbie_smyth_pylons.jpg
+ Debbie Smyth's 'pins and threads' electrical pylons, "each point was plotted and measured to ensure that the pylons were illustrated accurately.". At matandme.

London Design Festival: Piet Hein Eek

10/05/2008, 23:25 | MoCo Loco

phe_0102.jpg
The London Design Festival saw the launch of the first Rabih Hage/Piet Hein Eek pop-up store in a space large enough to highlight a wide variety of Eek's work. The temporary shop will be open through October 31 and features Eek's new 99% cabinets, storage that makes use of 99.13% of a whole steel sheet (the waste is a result of the holes for the fasteners). There was a nice selection of signature Waste Scrapwood pieces, all a glorious, yet soothing, patchwork of colours. The Plywood Chandelier and Plissélamp were good examples of Piet Hein Eek lighting, and the ceramics range caught the sun on the tables. The Crisis Cushion Sofa beckoned softly from a corner, and the Plywood dining set showed up well in the space.

+ pietheineek.nl

working class studio storage boxes

00/00/0000, 00:00 | Design*Sponge


i’ll always have a soft spot for anything coming from savannah. savannah is the first city, other than my hometown, where i really felt at home, and it’s also the city where we’ll be getting married next year. so i was happy to hear from jessica at working class studio (a program where students design work for sale) about these cute new fabric-covered storage boxes. i always need a pretty place to keep things in order so these might need to be in my tiny mini-office some day. the boxes will be available december 1st so click here to pick one up when they’re officially for sale.

The Enertia House

00/00/0000, 00:00 | Green Home Building and Sustainable Architecture
I recently got a query from one of the editors of Mother Earth News regarding a news story she had read in the New York Times. The writer, David Pogue, had been a judge in a contest sponsored by by the History Channel and the National Inventors Hall of Fame titled "Modern Marvels/Invent Now." A $25,000 prize was awarded to one amoung 25,000 contestants, and the winner was the Enertia House, which was invented by engineer and former log-home architect, Michael Sykes.

The Mother Earth News editor said that these homes had been featured in their magazine before. They essentially provide two wooden shells for the home, one inside the other. She said that there was no mention in the article about the cost per square foot. She was wondering what I thought about the concept from the standpoint of sustainable architecture.

Here is my response:

Double envelope house designs have been around for several decades and they definitely offer some benefits, as well as raise some questions. Any house that takes advantage of the geothermal properties of the ground will be doing its inhabitants and the earth a good turn. This can take the form of earth-sheltering in general, or some clever system of circulating air like the Enertia concept; coupled with sensible passive solar design, it is possible to approach a "zero energy" home.

The concerns about their system that I have are: The use of wood as the primary building material is not generally sustainable in this day of lost forests. With the double envelope design, you are practically building two houses to end up with one. Relying on wood as a thermal mass material compromises the potential thermal performance because wood does not serve this function nearly as well as traditional masonry thermal mass materials. So, I guess what I am saying is that a more sustainable and less costly design can be accomplished in more traditional ways.

Answering the same question, Paul Scheckel wrote, "At first glance, this looks a lot like sunspace design from the 70s (without the stone-filled basement to store heat) which overheated in the daytime and lost lots of heat at night. Consider also that this giant convection oven requires a temperature difference, which in this case is driven by the sun and the cool basement. A New England winter has precious little sun, so my heating system will drive the convective loop, increasing heat loss (in addition to the insulation-free envelope). I haven't heard too many people (ie: none) say that wood is bad for houses and better for biodiesel, but there are good arguments for not using so much material in a home. Does it work? I'd like to see one built in the northeast and see the resulting energy data, wherein the proof will lie."

Clark Snell of www.thinkgreenbuilding.com wrote, "I spent five minutes looking over the web site, so these comments are only based at looking at marketing materials, i.e. they may be inaccurate. Ditto what has been said so far. A couple more “red flags:”

  1. Solid wood envelope. They seem to be using the old “mass enhanced R-value” argument for why solid wood walls perform well thermally. I think it’s well established that this is true only in very specific climatic situations. Touting solid southern yellow pine walls in comparison to solid white pine walls is like saying a Chevy Suburban gets better gas mileage than a Hummer…that’s not really a useful statistic.
  2. Energy without oil. The presentation intimates that this is a completely passive design. For example, no heating system is mentioned. That simply isn’t credible for most climates using the technology they are describing.
  3. Passive means local. You simply can’t create a design that relies heavily on passive techniques and generalize it across climates. In my area where we have high humidity, I’d wonder about this convective loop through the attic and basement, for example.

I could go on. I’m a passive design freak, so I’m all for the basic concepts they are dealing with. However, I don’t see anything really new here, but see marketing claims touting what they are doing as a major breakthrough and “the answer”. That always makes me nervous."

David Eisenberg, of www.dcat.net wrote, "After a skimming around their website, I see that they sell kits and their base prices don't include a lot of things - some of which are enumerated:

"Enertia Homes are sold as pre-cut, numbered kits varying in size from 1000-6000 square feet. The kit is a structural package that includes the timbers for the four exterior walls and the two interior walls (Energy WallsTM) which form the envelope, as well as the flashings, gasket, spline and fasteners to put the structure together. Also included are the beams for the upstairs floor system and the rafters for the roof structure. Doors, windows, flooring, and foam SIP roof panels are priced separately as per your blueprint and climate."

That's a pricey list of not includeds and notice they say nothing here and I saw nothing in my quick scan of the site about some really big and typical costs like excavation and foundations, below grade walls, or basement floor. They say this is a structural package but they don't mention all the things that are going to be extra that most people would expect in a house - plumbing, wiring, fixtures (electrical and plumbing), stove, etc. and especially that the solar PV and thermal water heating systems are not part of the package. It would be nice if they said right up front and clearly what they do and don't sell. And they should make it very clear that all the prices include only the factory labor, not the cost of actually assembling and finishing these structures.

But the biggest issue I have is that these are essentially double wall structures using an enormous amount of thick, milled lumber, which appears to use many times more wood than goes into a stick frame house. It would be interesting to see if they use more wood than a comparable log home. They'll likely be more energy efficient than a log home, but they'll use as much or more wood. Which raises all sorts of issues about the sustainability of this venture - beyond just the trees cut down - much bigger transportation, milling, probably kiln drying impacts as well. The concept is fine and likely works reasonably well in most climates. I'd need to see much more actual performance data and of course real cost data to be able to make any kind of realistic judgment of the viability of this concept as anything more than a niche market system. But between the costs which are going to be very high and the amount of materials going into one of these, calling it sustainable seems like a real stretch."

And finally, Jeff Judkoff of the National Renewable Energy Laboratory, wrote: "The concept of "Double Envelope" homes has been around since at least the 1970's. A number of them were built in the late 70's early 80's. Some variations of the concept were published in the Solar Home Book, by Bruce Anderson and Michael Riordan in 1976, Cheshire Books. Other publications in that time frame also showed the concept. The only truly new concept here is the notion that the resins in the wood behave as phase change storage materials. I have no idea if that is true, but I doubt it because the most common phase change is from a solid to a liquid, in which case the resins in their liquid phase would leak out creating a mess. That's not to rule out the possibility that some tree resins could go from a solid to semi-solid phase, or that they are encapsulated in the wood, I just don't know if they can, and would only be able to determine it through controlled scientific testing in a calorimetry chamber. Phase change storage can really be a big boost to the performance of many flavors of passively heated and cooled homes.

There are many ways to acheive highly efficient homes that more or less "heat and cool" themselves. Different approaches have different costs and will work better in some climates than in others. In Colorado, my lab, NREL, worked with Habitat for Humanity to create a net energy producing home. We used super insulation, passive solar tempering, ventilation heat recovery, engineered shading, solar hot water with a backup instantaneous water heater, compact flourescent lighting, and PV. We also have more than a years worth of detailed data to prove the performance of the home (it really was a net energy producer for the last year).

I saw no data to indicate how well the Enertia home actually performed from an energy perspective. Cost, energy performance, and comfort are the key criteria by which to evaluate such homes, and data is always better than arm waving, or catchy theories. Nothing beats the scientific method for objectively determining the value of an idea."

weekly wrap up

00/00/0000, 00:00 | Design*Sponge


it’s been a great week here at d*s and i’m super excited for next week…because it’s the premier of the d*s and new york public library project! so please tune in on monday at 1pm for the launch of the first episode of our series! i’m so pleased with the results and can’t wait to share it all here. i’m filming the second episode on monday and we have a bonafide design celebrity joining us so stick around on monday to find out who that is! until then, here is a roundup of this week’s highlights. have a wonderful weekend! [above is a beautiful paper cut out from heather moore of skinny laminx. click here for more info]

Shubin + Donaldson Architects - Santa Barbara Riviera Residence

00/00/0000, 00:00 | Modern Residential Design

Shubin + Donaldson Architects

Santa Barbara Riviera Residence


Sun Filled in the Hills - Shubin + Donaldson Architects have created an ideal place to soak up sun and views in the Santa Barbara hills.



Client
Owners Geoffrey Moore and Genie Gable searched more than a year to find a site that met their exacting and almost-contradictory requirements.
- Moore (international businessman and writer who, when not travelling, splits his work time between a home office in Santa Barbara and a corporate office 85 miles south in Santa Monica) wanted a shaded, quiet office space filled with cutting-edge technology for global communication where he could write without distraction.
- Genie, his wife (principal of Genie Gable Interior Design, and a graduate of the Professional Design Program at UCLA, studied in the masters classes of Rose Tarlow) sought sun-filled spaces with unimpeded views of the nearby Pacific Ocean and, at night, the city lights of Santa Barbara.
The public rooms reflect her specialisation of modern design in modern homes.

Although by Santa Barbara standards the home is relatively compact (Moore and Gable are empty-nesters) no space is wasted. "We use every room every day," she says, "and never tire of the constantly changing light from the ocean to the south, the canyon to the east and the mountains to the north."



Program
This relatively small house (when compared to its neighbours) has all of the elements of a 5,000- or 6,000-square-foot house in a tidy, 3,200-square-foot package. The three-level home and two-car garage include open living/dining area, kitchen, master bedroom and bath, guest bedroom and bath, home gym, powder room, two home offices with office bath, outdoor dining area, outdoor lounge areas, lap pool, and 1,400 square feet of lower-level storage.

Design
Hidden environmentally sustainable design - Though not immediately obvious, this house embraces several green design characteristics.
  • The house layout is based on solar orientation, resulting in passive solar gains throughout the year.
  • Photovoltaic power generates household electricity through a 2.8kw system (when power is not needed, it feeds back into the grid).
  • A passive roof-top solar heating system provides for domestic hot water and a passive solar ground-level hot-water system is used to heat the pool.
  • The natural flow of hot and cool air is fortified by the use of radiant hot-water floor heating and separate central air conditioning in the ceilings. - Although these systems are in place, they are rarely used because of the solar orientation of the home and the natural ventilation.
  • The architects re-used the existing foundation and caissons. During construction, the existing house was taken apart piece-by-piece, with all usable elements donated to Habitat for Humanity.
  • Other energy-saving systems include double-pane windows, UV-resistant glass, ample insulation, and energy-efficient appliances.
  • Deep exterior overhangs are designed to provide shade in the summer, and let in sun during the winter.

Style
A dramatic glass canopy ceremoniously marks the entrance to the home, bisecting the ground-to-roof planes of glass that form sidelights and clerestories. Throughout the house, walls intersect with glass in a play of solidity and transparency. There is a certain efficiency of design in the layout, yet it provides all of the amenities so that the house looks and feels like a five-star private residential club. By taking up minimal space (what's absolutely necessary and no more) the house also takes up minimal resources.




A monumental feeling is emphasised by designing the house to constantly open up to the outdoors. A neutral colour scheme complements the colours of nature that comprise the predominant palette. An infinity pool just outside the living room leads the eye to the ocean and the Channel Islands beyond. Four separate terraces surround the house, continuing the indoor/outdoor feeling and accessibility.

Each room affords great vistas as well as stunning natural light throughout the day. Large windows create frames for nature. Floor-to-ceiling bookshelves complement the mahogany living room wall that houses an entertainment centre. Set into the wall, and surrounded by floor-to-ceiling glass, it acts as an extension of the outdoors. Doorways in general (even in the limestone-clad bathrooms) are taller than usual and lead the eye upward to be rewarded by either natural light or a beautiful vista. Dark walnut floors and softly minimalist furniture are sophisticated and inviting. Bedrooms and master bath look out to the ocean. The kitchen faces the hillside, emphasising how the house maintains a connection with nature.


Plans




Firm: Shubin + Donaldson Architects is a high-design architecture firm that specialises in developing livable environments. Headed by partners Russell Shubin, AIA, and Robin Donaldson, AIA, the firm tailors its projects (custom residential, office buildings and interiors, retail, hospitality, planning, and multi-family housing) with a refined sensitivity toward the land and context.


Architect: Shubin + Donaldson Architects - Robin Donaldson, AIA, Principal and Russell Shubin, AIA, Principal
Project Team: Nils Hammerbeck, Daniel Webber, Kelly Kish, Allison White, Josh Blumer, Alan McLeod, and David Van Hoy
Interiors: Genie Gable Interior Design
Contractor: Quillin Construction
Landscape: Lane Goodkind
Photos: Ciro Coelho
Article & Imagery: Courtesy - Taylor & Company (many thanks)

via: Taylor & Company


MODERN VANCOUVER - part 2 (Life in Gastown)

00/00/0000, 00:00 | GAILE GUEVARA
Medula
Mandula
Medula
Photography by Evan Haveman
Interior of one of our favorite fashion designers 

I am inspired by Hajnalka's energy, a fashion model now designer sharing her dream of design in this beautiful shop off Abbott Street. "Fashion with soul and clothing that speaks one of a kind" - are my first thoughts walking into Mandula.  A beautiful boutique that reminded me of the sophisticated subtly of natural materials layered with unconventional detailing. It is the detailing of these clothes that caught my attention.  Love the creative and the beautiful fashionista behind these unique pieces.  From designer to clothing and presented in one of my favorite boutiques here in Gastown.

Living in Historic Gastown has been a wonderful experience; it reminds us a bit of living in our favorite city, New York.  This community contains a mix of cool boutiques, great restaurants and a collection of creative studios which form some of my favorite sources of inspiration.

I think many have a false perception of Gastown and may consider it a somewhat undesirable less polished neighborhood.  The series of articles to follow, I plan to share with you this gem of a community. I live in a work live building called Koret Lofts - open concept suites where the only enclosed rooms are the storage room and the toilet room.  A modular white galley kitchen with a glass surround Duravit tub and open shower ... best of all, I feel lucky to have one of few suites with exposed concrete walls.  For those who in contrast live in small sub-divided boxes, there is something to be said to live in an open plan ... I am grateful to live in 1,000 sq.ft of open space.  

Once again - thank you to all the readers who send me their heart filled emails and to online networks who have asked me to join their team of writers. I plan to start writing again in collaboration with the people who value the sharing of resources and inspire individuals like myself to be an active part of making Vancouver a leader in modern design. Cheers to the days ahead of sharing what we love most - a passion for pushing the boundaries and believing we are an integral part to making a difference.





Building with Shipping Containers

00/00/0000, 00:00 | Green Home Building and Sustainable Architecture
An idea whose time seems to have arrived is the use of stockpiled shipping containers as modular units for building homes. Because of the balance of trade in the United States, these hefty steel boxes are piling up in ports around the country and posing a storage problem. Several architects and builders are taking advantage of this surplus to recycle the containers.

According to David Cross of www.sgblocks.com, "a container has 8000 lbs of steel which takes 8000 kwh of energy to melt down and make new beams etc... Our process of modifying that entire 8000 lbs of steel into a "higher and better use" only takes 400 kwh of electrical energy (or 5%). Granted it takes a bit more "muscle" but we call this Value-Cycling which we feel is that next step up from Re-cycling."

Each container measures 8 feet wide by 40 feet long by 9 feet tall. SG Blocks sells the finished structural systems (also called SG Blocks) for $9,000 to $11,000 per unit. The finished units have one or two walls removed and include the necessary support columns and beam enhancements.

According to KPFF Consulting, a structural engineering firm in St. Louis with extensive experience working with shipping containers, the units are stronger than conventional house framing because of their resistance to "lateral loads" -- those seen in hurricanes and earthquakes -- and because steel is basically welded to steel. The roof is strong enough to support the extra weight of a green roof — which has vegetation growing on it — if the owner should want it.

As for their energy efficiency, they claim that when the appropriate coatings are installed, the envelope reflects about 95 percent of outside radiation, resists the loss of interior heat, provides an excellent air infiltration barrier and does not allow water to migrate in.

One idea that has occurred to me is that this system might benefit from the use of SIP's (Structural Insulated Panels) for the roofs, rather that standard truss framing. SIP's are very well insulated, install quickly, and use much less wood than convention roofs.

Shipping containers are self-supporting with beams and stout, marine-grade plywood flooring already in place, thereby eliminating time and labor during the home-building process. Cross said construction costs are comparable to those in conventional building. Four to seven units are used in a typical home, he said.

Instead of nailing the siding they use "Super Therm", a ceramic paint made by Superior Products of Minnesota; it can be used as a paint, an adhesive, an insulator, a fireproofing material and an acoustic barrier. With this ceramic paint, they claim the insulation capacity is equal to a conventional house.

This finished house is virtually indistinguishable from conventional housing.

Adam Kalkin, of www.architectureandhygiene.com , has also become enamored with shipping containers as an architectural solution. The idea to do something with shipping containers came to Kalkin, a New Jersey resident, when driving to New York City, where he saw sky-high stacks of the unused cargo containers in the shipyards he passed.

"The cargo containers, with a life span of about 20 years when used for their original purpose, have an “infinite life span” when stationary and properly maintained," Kalkin says. “To me they are like a treasured antique: they may not be inherently valuable, but the history and the storytelling add value.”

Environmentalists have embraced the design, applauding the recycling inherent to Kalkin's designs. And advocates for affordable-housing like the design, since according to Kalkin, "the total cost of a house—between $150,000 and $175,000 after the buyer settles upon the various options—works out to be between $73 and $90 per square foot, about half the cost of the conventional $200 per square foot for reasonable quality, new construction in the Northeast.”

Kalkin has recently opened a factory—“a hangar at a little airport in New Jersey”—to manufacture Quik Houses. “There are a lot of elbows flying in this process, and this is the best way to protect the quality of the house, to keep the accounting transparent, and to make sure I am not unwittingly responsible for heinous crimes to the built environment.” Once the factory is fully functional, Kalkin plans to export many of his products, commenting that “the possibilities of working on a world scale are exciting.”

Twenty-one thousand containers hit American shores every day of the year. Containers can be shipped to the interior of the country via trains and trucks. Shipping containers are like Lego toys and the modules can be assembled in thousands of ways.

In general it is a good thing to recycle materials that otherwise have no further use for their intended purpose, and this is true here. As for whether one can make a comfortable house out of these metal boxes, the biggest question is: insulation...it is essential, but there are many ways to insulate these containers, so this is not a big concern. Another concern that many people would have is whether a metal box would have adverse health effects because of EMF (electro-magnetic frequencies) generation or propagation. Some people are sensitive to these while others are not.

There is no doubt that these containers can be used to fabricate very strong shells that would withstand substantial abuse from the ravages of nature.

California's Green Building Code

00/00/0000, 00:00 | Green Home Building and Sustainable Architecture
California has adopted the nation's first statewide green-building standards, which will become mandatory in 2010. The new California Green Buildings Standards Code requires builders to reduce energy use by 15 to 30 percent beyond current standards and use more recycled materials. Some of the code will be mandatory, while other parts are just suggested. This is a significant recognition that energy and resource conservation is essential for the welfare of state residents, and hopefully this officially sanctioned consciousness will spread to other states.

These new codes include basic passive solar mandates: "When site and location permit, orient the building with the long sides facing north and south. Provide exterior shade for south-facing windows during the peak cooling season. Provide vertical shading against direct solar gain and glare due to low altitude sun angles for east- and west-facing windows."

For renewable energy, the codes says, "Use on-site renewable energy sources such as solar, wind, geothermal, low-impact hydro, biomass and bio-gas for at least 1% of the electric power."

For water conservation, the code says, "A schedule of plumbing fixtures and fixture fittings will reduce the overall use of potable water within the building by 20%, and provide water efficient landscape irrigation design that reduces by 50% the use of potable water beyond the initial requirements for plant installation and establishment."

"Each building shall further reduce the generation of wastewater by one of the following methods: The installation of water-conserving fixtures (water closets, urinals) or utilizing non-potable water systems (captured rainwater, graywater, and municipally treated wastewater
(recycled water)."

For materials to be specified for construction, the following is mandated:
  • Select building materials or products for permanent installation on the project that have been harvested or manufactured in California or within 500 miles of the project site.
  • Select bio-based building materials and products made from solid wood, engineered wood, bamboo, wool, cotton, cork, straw, natural fibers, products made from crops (soy-based, corn-based) and other bio-based materials with at least 50% bio-based content.
  • Employ wood-based materials and products comprising at least 50% of a major building component, such as framing, flooring, or millwork, which are certified by one of five listed sustainably harvested certification programs.
  • Use materials made from plants harvested within a ten-year cycle for at least 2.5% of total materials value, based on estimated cost.
  • Use salvaged, refurbished, refinished, or reused materials for a minimum of 5% of the total value, based on estimated cost of materials on the project.
  • Use materials, equivalent in performance to virgin materials, with post-consumer or preconsumer recycled content value (RCV) for a minimum of 10% of the total value, based on estimated cost of materials on the project.
  • Use cement and concrete made with recycled products, fly ash, raw or calcined natural pozzolan, blast furnace slag (as a lightweight aggregate) .
  • Select materials for longevity and minimal deterioration under conditions of use.
  • Select materials that require little, if any, finishing.
  • Select materials that can be re-used or recycled at the end of their service life in the project.
  • Select materials assemblies based on life cycle assessment of their embodied energy and/or green house gas emission potentials.
"Provide readily accessible areas that serve the entire building and are identified for the depositing, storage, and collection of non-hazardous materials for recycling, including (at a minimum) paper, corrugated cardboard, glass, plastics and metals."

Environmental and health-related items establish specific limits on VOC emission of materials used within the structure, as well as regulate ventilation, CO2 emissions, tobacco smoke, lighting, outside views, and noise transmission.

Additional recommended measures include:
  • If feasible, disassemble existing buildings instead of demolishing to allow reuse or recycling of building materials.
  • Utilize a Frost-Protected Shallow Foundation.
  • Use pre-manufactured floor and roof systems to eliminate solid sawn lumber whenever possible.
The code also identifies site improvements including bicycle storage and designated parking spots for low-emissions vehicles.

I have been advocating most of these measures at www.greenhomebuilding.com for many years now, and it is heartening to see them being officially sanctioned. This is a far-reaching and well-considered attempt by California legislators to establish requisites for living sustainably. If there are going to be building codes, they might as well be green! Yeah California!

Tulou Chinese Architecture

00/00/0000, 00:00 | Green Home Building and Sustainable Architecture
I received an email from Professor Sunny Cai, who teaches architectural design at a college in Beijing , China. He mentioned his interest in ancient Chinese architecture, especially the earthen buildings called “tulou,” and he sent me some pictures of these rammed earth buildings.

I had never seen anything quite like them, so I queried him further about how they were made and used. He replied, “The foundation was built with rocks, 2 feet high all around. The juice of glutinous rice and some lime is mixed into the earth for strength, and then sliced bamboo, reeds, and sometimes pieces of wood are also used.”

This picture was taken in front of a rammed earth building with Sunny Cai and his students.

I did some further internet research and found out more about these interesting structures. Tulou are traditional communal residences in the Fujian province of Southern China, often of a circular configuration surrounding a central shrine. Some of these vernacular structures were constructed of cut granite or had substantial walls of fired brick. The end result is a well lit, well-ventilated, windproof, earthquake resistant building that is warm in winter and cool in summer.

There are more than 20,000 tulou in southern Fujian, and these were designated as a UNESCO World Heritage site in 2008 as “exceptional examples of a building tradition and function exemplifying a particular type of communal living and defensive organization, and, in terms of their harmonious relationship with their environment".

Actually the Tulou were built by a minority called the Hakka, who were originally Han who fled south to escape war and famine during the Qin Dynasty (221-206 BC). As they gradually moved they changed the local architecture by incorporating Han styles and that produced the tulou. Not only were the high walls built for defense but they were also the result of traditional Han architecture. Tulou were mostly built between the 12th to the 20th centuries. The oldest one was constructed over 1,200 years ago and is regarded as a “living fossil” of the construction style of central China.

There are three types of Tulou. The Wufeng has three halls and two side rooms and are said to be the result of a redesign of the Han courtyard. The oldest tulou are the rectangle ones, and the most emblematic ones are round. They are typically designed for defensive purposes and consist of one entrance and no windows at ground level. The biggest round one can have up to five stories with three interior rings. The largest houses cover over 40,000 m² and it is not unusual to find surviving houses of over 10,000 m². Most round tulous are three or four stories, with family kitchens and livestock on the ground floor. The next floor becomes a storage room for food and furniture (with no windows), and above that are the bedrooms.

These structures are exemplary of sustainable architecture in that they are built of local, natural materials with simple techniques. They have good thermal attributes, with the massive earthen walls to help buffer temperatures. They are obviously built to last, and house many of the necessities for life. And they embody a communal life style that conserves energy and resources; these represent a form of ancient co-housing.