is there no longer room for innovation or experimentation in US architecture?

are our construction costs too high?

are our building codes too restrictive?

are our procurement processes to narrow?

is our construction industry incapable of rapid chage?
the most minimal, high performance sliding doors aren't made in the US, they're Swiss

sky-frame.com/en/sky-frame-w…
the highest performing windows in the world?

they're not made in the US. they're manufactured in places notorious for conservative industries, but that are adopting stringent energy codes - like germany, austria.

passivhausfenster.com/privatkunden/p…
and even places that aren't so conservative - chine is eating our lunch on high performance windows...

database.passivehouse.com/en/components/…
there's virtually no jurisdiction in the US where you could get away with a 7 story building served by a single stair. 8-10 possible in parts of germany, austria...

kaden + lager's skaio in manneim? mass timber hybrid, 10 floors. archdaily.com/949490/skaio-w…
the 85m/280 ft tall mjostarnet in norway is the tallest purely mass timber building in the world.

the new US mass timber codes will only allow 85 feet before some level of encapsulation

archdaily.com/934374/mjostar…
cree by rhomberg's LCT one 8-floor prefab mass timber demonstration project is nearly a decade old.

also a single stair exit.

mass timber in the EU is over 20 years old. guess where all the CLT fabrication systems are made?

i'll give you a hint. it's not the US...

hundegger - innovationen fuer den Holzbau

hundegger.com/en_us/company
dense, architect-led, family friendly, community-oriented, low energy social housing?

virtually non-existent in the US.

you'll find it in vienna...

vimeo.com/191659582
you'll find it in berlin...

vimeo.com/87466748
you'll find similar development in amsterdam...

marckoehler.com/project/superl…
the IBA in stuttgart is ongoing and being utilized to re-orient the region as a productive, compact, sustainable, and livable...

where is our building exhibition?

iba27.de/en/home/
daemmbeton - insulating concrete?

another product that was effectively invented here, but perfected to an art in germany and switzerland...

dbz.de/artikel/dbz_De…
where in the US can an architect develop a 6-story urban building using prefabricated, standard concrete components?

zoning, financing options that allow this?

concrete plant that mfr's them?

archdaily.com/928487/wohnreg…
US manufacturers of thermally broken components?

again, germany's been the industry leader on a lot of this

builder, engineer didn't glaze over when i mentioned we'd need it on school i was working on in bayern

schoeck.com/en/isokorb
innovation on energetic retrofits? where is our energiesprong?

where are the banks working to make this financially feasible?

vimeo.com/298156304
prefabricated, robotically-tamped rammed earth walls?

yeah, that's possible. austria, not austin.

can even add insulation

the insulation that they use? it's schaumglas (foam glass)

you can even use it under your concrete slabs as insulation, in lieu of petrol-based foams.

schaumglasgranulat. it's gorgeous, and it's not manufactured in the US. you can import it tho.

these are things that i've been harping on for over a decade now.

my hair is gray.

we still only have one certified multifamily passivhaus building in seattle.

there aren't yet any multifamily mass timber buildings, or mass timber towers in seattle.
incredibly, we can't even build duplexes in most of the city!

there's not a single pedestrian zone here. this is also true for most of the US - not even just pedestrian zones, but pedestrianized streets.
and don't get me going on ecodistricts.

i talked with a friend today who's been trying to work on them directly and indirectly for years. not much hope for anything in the near future.

there's just no leadership on this
definitely believe industry-connected entity - instead of government - writing building and energy codes is deeply problematic and a large part of why our strongest energy codes are still a decade behind the EU and its nearly Zero Energy Bldgs req't

ec.europa.eu/energy/content…
i don't know the solution to this, but hoping for:

developers to build sustainable buildings
architects to design sustainable buildings
banks to finance sustainable, affordable buildings

isn't going to cut it. it hasn't in the EU.
germany's KfW bank (a state-owned development bank - hey, speaking of - shouldn't the US have some of these???) has funded a large number of energetic retrofits - as well as new buildings

kfw.de/KfW-Group/News…
15 minute cities, circularity, ultra-low energy buildings, rapid uptake and improvements in the mass timber/value added timber industry will all become much more prominent w/ the european green deal - which includes large support for industrial change

ec.europa.eu/info/strategy/…
there is so little movement on these issues in the US, it is unreal.

since coming back from living & working in germany, that disparity has only grown.

i have so much angst around this & our systemic inability to do anything about it, except for tiny little things here or there

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More from @holz_bau

17 Mar
i've been thinking a lot about CLT floors of late.

i've always struggled a bit with how we do it here - thin floor plates w/ CLT panels, and it hit me in a discussion w. hundegger's wolfgang piatke - the US puts CLT in floors, the EU puts CLT in walls
and it's not just that we put CLT in floors - we also do it wrong.

in the US, nearly everyone is trying to do the thinnest floor plate they can w/ CLT. they do this by adding a layer of acoustic insulation and a concrete or gypcrete topping.

this sets up a couple of issues
1. the approach is not the best from an acoustic standpoint. yes, it can meet the bare minimum of the code, but performance isn't ideal.

2. it's not circular (and again, concrete...)

3. it's not service/infra friendly

4. it's not flexible/futureproofed
Read 17 tweets
16 Mar
austrian architects > american architects

prove me wrong

nextroom.at/building.php?i…
prove me wrong

i could do this all day

archdaily.com/504748/kinderg…
Read 11 tweets
15 Mar
we're beyond point of 4plexes in single family zones as a means towards affordable housing.

that juncture was in late 70s, when city looked at legalizing missing middle affordable housing in seattle's vast single family zoned landscape. homeowners got that killed. or 90s UV plan
per zillow, median single family home value in seattle today exceeds $950k, is expected to increase substantially over the next year.

this means the land costs *alone* for a 4plex will be almost $250k.

seattle's abhorrent land policies have only exacerbated the housing crisis
if we take a very aggressive soft + hard cost (minus land) of $350/sf for a 1,000 sf unit, then we're at $600k per unit.

this is unaffordable for those under 100% AMI without a very sizeable down payment. especially if the city refuses to adjust occupancy limits
Read 9 tweets
14 Mar
vallastaden is a new green, mixed use urban development in the swedish city of linkoping, that was developed as an urban living expo - w/ diverse housing types and ownership models

sure wish we could do things like this.

medium.com/housing-innova…
swedish video w/ english subtitles on the district here

player.vimeo.com/external/27844…
the project incorporates a massive utility culvert, sim to the one i was discussing w/ @AGH4SEA a few weeks ago.

video here: vimeo.com/140904923
Read 9 tweets
25 Feb
if you asked me a year ago what the perfect urban building was, i would have said something like praeger richter's 5 story + DG baugruppe-ausbauhaus in neukoelln (berlin)

praegerrichter.de/AUSBAUHAUS-NEU…
project stats:

24 units
15,060 sf site
floor area is 38,740 sf (FAR of 2.6)
3m ceilings - nearly 10' - unheard of in much of seattle
each unit has a south-facing balcony or terrace
the front features a playground, and bike parking
shared garden at rear

media2.heinze.de/m1/85/12643085…
the ausbauhaus (starter house, or unfinished house) is planned for a base price per m2 that the owner can buy.

from there are a multitude of options:
owner can fit out themselves
owner can have arch do basic fittings
owner can have arch do luxe fit out

payload.cargocollective.com/1/5/165174/683…
Read 10 tweets
25 Feb
our land use is largely predicated on the notion that residents stay in the same place for years - but the reality is that there is fairly constant turnover - even for homeowners. here's wallingford, in just the last 24 months.
on just these 13 single family zoned blocks, 36 households of have moved in 36 months

there are only about 180 homes on these blocks. that's 20% of the neighborhood that has changed, in just 3 years.

change is constant. but in these zones, only wealthier people can move in
even in broadmoor
Read 6 tweets

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