Frequently Asked Questions
Last update: 15 February 2002
- What does it cost?: I paid $100K
for the aircraft. But I think retired 727-200's are significantly lees
expensive now. The costs of staging site rent, wing and tail removal, moving,
and other logistics will total slightly over another $100K. So the project
total will be a bit over $200K.
A project like this doesn't need to be that expensive. I wanted the landing
gear, all the passenger and emergency exit doors, all the flight control
surfaces, and all the interior and exterior lights, so that I could rebuild
the aircraft such that it will look fully operational from the outside
when the project is complete, except that if one orients herself for a
view through the center of the engine cowlings it'll be apparent that the
engines are missing. The landing gear are expensive and aren't necessarily
required, although they are wonderful as earthquake damage prevention elements.
(Click here to see
why this is a critical concern where I live.) The doors and emergency exits
could be reproduced well and cheaply with fiberglass - a hot tub fabricator
with slow sales could do this (perhaps my doors and exits could be used
as the originals to make the molds). Or you could use polycarbonate (plexiglass)
panels to turn these openings into very nice windows. (On the Boeing 727,
you'd still have the built in rear airstairs for access.) You can also
eliminate the wings and thus the flight control surfaces. A basic fuselage
could be acquired for very roughly $15K or $20K, or quite possibly much
less, since scrap metal prices are currently quite low. And the basic fuselage
still provides the fundamental attributes needed to make an aerospace quality
home, assuming that you can provide door and emergency exit fills. But
you may not need to settle for just the basic fuselage even if you are
on a tight budget. 727-200 Airliners are being retired at such a pace that
the value of their parts is dropping substantially. My timing wasn't great
- but yours could be.
The logistics need not be so expensive either. Mine
break down very roughly as follows: Roughly $17K to move it from the airport
across a road to the staging site next door, $20K for staging site rent
(about 4 months), $21.6K to remove the wings and tail, $25K to move it
to my home site, and $20K in ancillary and miscellaneous costs. But very
roughly 30% of those costs were mud and weather delay costs - the price
of executing the project in Oregon during a La Nina winter. And another
very roughly 20% were learning curve costs - the price of choosing inappropriate
vendors and inefficient methods. One of the few logistics costs that was
well handled was the move from the staging site to my property - I found
a wonderful pair of vendors and they executed the move very well and with
very good cost control. If you tackle your project during the summer, or
in a dry climate, and are careful with vendor selections, and get good
advice from those of us who have been down this road, and can find an inexpensive
staging site for wing and tail removal, and arrange for the salvage company
to remove their items on your site, you could keep the logistics
costs pretty low.
The bottom line: You might be able to create a Boeing 727-200 home for
less than $100K - if everything is very well handled. Maybe even
less than $50K, if everything is exceptionally well handled. (But have
cash reserves - you dare not cut it too close and get caught in a financial
bind that necessitates abandonment.)
- How much room does it provide?:
The cabin and cockpit combination provide 1,066 square feet of exhilarating
aerospace quality. This figure was generated from precision CAD drawings.
In addition, there are two large cargo holds and some equipment bays below
the cabin deck. But I don't know what the floor space of those areas is.
Their ceiling is low - you can't stand up in them (but children up to roughly
age seven can). The cargo holds, electronics bay,
and water tank & climate control duct bay are part of the pressure
canister - they share the same airspace and thus stay clean, warm, and
insect and rodent free. The cargo holds are accessible from the interior
via hatches, and the other bays can be easily accessed from the forward
cargo bay by removing service panels. They're wonderful for kids rooms,
infrastructure such as a water heater and water pressure tanks (well infrastructure),
the interior section of a heat pump, and personal storage. There's also
lots of room inside the tail structure, inside the wings, under the floor
panels, in the wheel wells, and other areas, though none of these, except
the interior of the tail, provide stand up room. I plan to put a small
deck on the "second floor" inside the tail, just behind the number
two engine cowling, through which the view is breathtaking. It should be
a terrific place for a rare epiphany or two, or romance.
Want more room? Get a wide body. My understanding is that a Boeing 747
provides 4,500 square feet of exhilarating aerospace quality - it's
a bona fide castle. And that doesn't include the freight holds, which I
suspect provide stand up room ceiling heights. I was fortunate enough to
tour the cabin area of one with the seats out, awaiting destruction, and
the roominess is absolutely remarkable. What a shame that it was destroyed.
But you can't haul a wide body down the road, so if it's to be converted
into a home, it has to be landed very close to the home site - within direct
towing or taxi distance over open fields. Let's team up, buy a couple of
hundred acres of land in a very nice area in Montana, Alaska, Arizona or
some other great place, put in a strip on one side that's just large enough
to land the wide bodies in empty configuration, fly them in, taxi them
to their individual lots, posh them out, and sell them for one to two megabucks
each. Well executed, and based upon my personal experience in the empty
747, I'm convinced they'd move at that price - and be a bargain. But I'd
like a corner lot for myself.
- Why not just live in a stick house like everyone
else?: The practical reasons: I don't mean to offend, but wood
is in my view a terrible building material. It biodegrades - it's termite
chow. And microbe (rot) chow. Or it's firewood. It just depends upon which
happens first. It's a relatively weak material, and it's secured with low
tech fasteners using low tech techniques. And traditional rectangular designs
are inferior structurally - they unreasonably sacrifice strength for boxy
ergonomics (geodesic structures solve this problem at least). Rectangular
stick homes can't withstand sever winds or severe earthquakes,
they frequently kill people when they explode into flames, they're easily
broken into by burglars, they're leaky, and they degrade quickly. On the
positive side, they are relatively economical to build (although geodesic
homes are too).
But retired airliners are profoundly well designed, high tech, aerospace
quality sealed pressure canisters that can withstand 575 mph winds and
seven G acceleration forces with ease, could last for centuries (with effective
corrosion control), are highly fire resistant, and provide superior security.
They're among the finest structures that mankind has ever built.
But when aircraft are retired from service, they're usually just cut into
scrap. To me it makes no sense at all to destroy the finest structures
available and then turn around and build homes out of materials which are
fundamentally little better than pressed cardboard, using ancient and inferior
design and building methods.
But what about the wisdom of the herd? "Normal" counts for precious
little, especially if you're on fire, or feeling the walls tumble in upon
you in a big earthquake,
or looking down the barrel of an intruder's gun, or wondering why the home
you worked all your life for is rotting out from under you. Think of it
this way: When you enter an airliner, don't you get the feeling that you're
suddenly wrapped in a much higher order of technology than in any other
"building" you encounter in everyday life? A feeling of strength,
security, capability and ergonomics that eclipses any other, almost as
if you were in a home designed 50 years in the future? Imagine removing
all the clutter, such as the seats, the overhead compartments, and all
those pesky other people who also have flight tickets. What's left is an
open, ultra high tech home with none of the disadvantages of working airliners
crammed with people. That's what this project is all about. My feeling
is: Pick a path based upon what makes the most sense to you and ignore
the herd - let them follow each other over the edge of the nearest cliff.
The real reason: It's a great toy. Trick doors, trick floors. Hatches
here, latches there, clever gadgets everywhere. Cool interior lights, awesome
exterior lights, sleek look, titanium ducts, Star Trek movies a Star Trek
like setting. It's a constant exploratory adventure, ever entertaining,
providing fundamental sustenance for a middle aged technology nerd like
me. Having lots of little toys is very fulfilling. Having lots of little
toys enclosed in a very big toy is nirvana.
- What's the project schedule?: I
work as fast as I can, but I have a small business to run too (Hypatia Inc.), and I'm not rich and thus
can't simply hire hands to do everything. Also, the considerable magnitude
of the very thorough cleaning process I elected to undertake took me by
surprise. So things take time. My hope is that I'll have the pressure washing
(inside and out), the exterior work, consisting of reattaching the wings,
tail, and engine cowlings, and building the three cylindrical landing gear
support pillars*, and the basic interior infrastructure work, consisting
of water, sewer, electrical and telecom, all complete and singed off by
inspectors by the time the good weather of summer and fall 2002 ends. Then
I'll attend to interior refinement and polish items.
*These will be steel or concrete pillars with a concave top contour to
serve as circular wheel chocks. A chain or elevator cable will be anchored
in each of the pillars and attached to the main struts with enough play
so that the gear can wander up to but not over the edge of the pillars
in a severe earthquake.
- How will the infrastructure be executed?:
The existing infrastructure is of aerospace quality, and the aircraft is
almost a city unto itself - a lot of what's needed is already there. Since
the quality is so high, as I understand it many of the directly usable
elements can meet code requirements as alternate construction. (And that
makes sense - why tear out superior round titanium air ducts with profoundly
high quality welded seams and aerospace quality clamps and replace them
with rectangular tin conduits sealed with duct tape?)
The water system can probably be used essentially as it is. There's a simple
water connection port on the side of the aircraft, and I now have the mating
connector.
The sewage system empties through the two original service ports, one in
front and one in the rear. I've acquired the mating connectors for those
too, as well as the associated water injection port connectors. So completing
the sewage system is just a matter of connecting the outdoor lines, which
will need to incorporate gas traps and vent conduits. But another possibility
is to modify the internal sewer lines to incorporate gas traps, and internally
connect existing titanium conduits which ultimately route up through the
tail to the sewer lines to provide gas venting.
The climate control system is a bit harder, but not much. My original plan:
The existing ducts will be married to a heat pump, with the interior portion
of the heat pump located in the climate control bay and the exterior portion
aft and below, adjacent to the heat exchanger vents in the belly, or perhaps
in the right wing where the auxiliary power unit exhaust used to be (those
areas are external to the 'pressurized' interior). The fuselage is a sealed
pressure canister, so controlled air exchange is required to avoid suffocation.
So the system must route some outside air through the fuselage using the
existing air intake and exhaust ports, and passing it through a filter
and heat exchanger.
But now that energy conservation has become so critical, I may deviate
from that original plan. I may consider a heating strategy that simply
ports heated air from a heat pump or other heat source, such as a solar
heated water tank, directly into the center of the cabin area. That would
eliminate losses associated with heat flow from the duct network to nearby
cooler walls.
Domestic electricity will have to be done more from scratch. But there
are lots of very easily accessed areas through which the Nomex wiring can
be routed, so it should be a pretty straightforward job relatively speaking.
I'm going to use IEC 320 type 120 Vrms connectors (like the one on the
back of your computer) rather than the traditional grotesque and dangerous
NEMA 15 style normally installed in homes. (Smoking and NEMA 15 connectors
will not be allowed in my aircraft.) And of course all sorts of high and
low voltage 400 Hz electrical service is routed to the original illumination
devices, both interior and exterior, including the SPF 35 landing and taxi
lights, and I intend to put all of that back into service. I'll acquire
or build a 60 Hz to 400 Hz power converter to facilitate that.
The water heater, water pressure tanks (well system), and other heavy life
support items will probably be located toward the back of the rear cargo
area, where their heavy weight will help to restore the original balance
of the aircraft, partly compensating for the loss of the engines. The backup
electrical generator will probably be placed between the main landing gear
bays, where the APU used to be, but another possibility is to locate it
inside either the left or the right engine nacelle. All of those locations
are rain sheltered but open to outdoor air.
I'm going to try to connect all the service lines to the fuselage by means
of a drop line from a pole, simulating as best I can a missile gantry to
missile service line (but without the explosive bolts). The sewer lines
may be a modified version of this though, since they have to maintain a
downhill profile. I'll also install several extra conduits in the landing
gear pillars before concrete is poured so that I can route service lines
into the fuselage via conduits adjacent to the landing gear, both main
and nose, if later deemed advantageous.
In addition to all that, there are oxygen lines throughout the cabin which
are designed to handle pressurized air, and I'll test a connection of that
system to my compressor so that, if it can safely handle the pressure,
I'll have shop air available on one side of the fuselage. I plan to connect
the other side to the water system, and connect several of the many ports
to sprinkler heads, yielding a fire suppression system.
- How will the interior be configured?:
Studio apartment style, that is, essentially one large room. I'm single
and live in the woods. I have precious little need for walls, except around
the bathrooms and shower (and then only because of occasional guests).
It's all subject to change, but as I currently envision it:
The cockpit will be cyber office and virtual exploration space - it will
be loaded with Macintoshes supporting my usual work and personal interest
projects, and running flight avionics and navigation emulation screen savers
when not in active use. My hope is to restructure the cockpit so as to
resemble somewhat a modern video based flight deck, while also supporting
my daily cyber needs. These systems may eventually be integrated with the
home so that certain aircraft and domestic functions such as telecom, lighting,
climate control, entertainment and security are automated through the cockpit
Macs. The left cockpit wall and the cockpit door were removed to open the
area to the cabin. I could also remove most or all of the flight engineer's
station and seat since it cramps the area. But that's not my current inclination
- at this time I'm inclined to try to find a way to functionalize it. This
is much longer term, but I may try to mount the two control yokes on quick
disconnect shaft couplers, and the anti glare dash on quick disconnect
supports, so that the cockpit area can be easily converted from an aviation
theme to a domestic room theme, the latter providing more personal maneuvering
room and a better view through the windows.
The three lavatories: I'm skinny, and
I don't spend any more time than is necessary in lavatories, so I suspect
that their small sizes won't be annoying to me. So the lavs will remain
essentially as is except as follows, unless building codes force modifications.
The left rear lav might be converted into a shower stall. But it's more
likely that I'll keep it as is as a guest lav and add a separate shower
room next to the right rear lav, which is the only one which isn't adjoined
by other structure. It's also possible that I'll substantially remodel
the right rear lav, making it larger and incorporating an integral shower
stall. We'll see...
The forward galley alcove, known as the number one and number two galleys,
will probably be the kitchen area. I'll install a domestic microwave oven,
dishwasher, refrigerator, possibly a freezer, and sink. I won't install
a conventional oven or stove, since I never use them (I'm a nerd - I don't
cook). The rear galley alcove, known as the number three and number four
galleys), will be utility room. I'll install a utility washer (a dishwasher
for tools and other hardware cleaning) and probably a utility sink there,
and a clothes washer and dryer next close by.
Two small metal working machines - a sheet metal cutting and bending machine
and a metal band saw - and a hardware bench will probably be located at
the right rear adjacent to the right rear lavatory (or enlarged lavatory).
Or not, especially with regard to the band saw, because it's an unmanageable
source of dust sized debris.
The original forward closet assembly was removed - it's a bit tattered
and cluttered the area. If I decide later that it'd be useful I can put
it back in, but that seems unlikely at this time.
The rest of the cabin will be open and of variable layout. A futon
bed somewhere, a rarely used water bed somewhere else (but toward the rear
for better aircraft balance), a nerd's lab and small production area, spartan
domestic furnishings, audio and video entertainment systems, and lots of
miscellaneous nerdly toys, including more computers. Many of these items
are already on casters, including the electronics equipment which is generally
in electronics racks on casters. I'll scatter them initially, and let evolution
take its course.
The entire length of the "S" duct in the tail area has been removed.
Now there's extra room in this outdoor but rain sheltered area for whatever
uses seem appropriate, probably including stairs to a small upper level
deck for relaxation, reflection and perhaps romance, taking advantage of
a wonderful view through the center engine cowling of the local tree tops,
and a bit of the local valley and the distant mountains.
- How well does the original insulation perform?:
I don't know. This is a frequent question, and certainly significant in
these times, but I won't be able to answer it until I've moved in and can
make some performance measurements. The insulation is pervasive, and very
nice - it's all sewn into custom designed, tight containers that fit precisely
around whatever structure is involved. Some say insulation performance
must be excellent since the outside temperature at flight elevations is
commonly -50°C. But my understanding is that the engines burn very
roughly 30 gallons a minute total in cruise, so my guess is that there's
a lot of excess heat available. My guess is that the level of insulation
chosen for the aircraft involved a design tradeoff in which the total weight
of the insulation, the weight of the climate control systems, and the noise
of air circulation, among other factors, were involved. I'll try to run
a test later in which I monitor indoor and outdoor air temperature differential
and heat pump cycles over a 24 hour period, roughly calculate a surface
area, and then calculate a rough insulation performance figure. But be
patient - this is not a high priority item for me.
- Don't the zoning and building codes folks
cause serious problems?: I can't speak for other regions, but
in this area: Not in my experience. One has to be willing to do the work
- to jump through all the hoops. But I've never experienced any obstructionism
- the authorities have approached the project with open minds and renaissance
attitudes. I don't enjoy having to slog through the code details any more
than anyone else, but getting frustrated or upset with the county folks
accomplishes nothing except to make their lives unnecessarily miserable.
I think we're all inclined to complain about whether this task or that
task is really necessary from time to time, but perhaps ultimately they
all are, and all we're really doing is engaging in avoidance behavior -
trying in vain to sidestep the required work. In my view it's better to
save the energy by avoiding the avoidance behavior, and just accomplish
the required tasks directly, and move on.
- Are you really a middle aged nerd?:
Hmmm, well, yes, I'm pretty sure I am. This project might suggest otherwise
on occasion, but a fish out of water is still a fish. I'm 52, BSEE, socially
inept, skinny, easily intimidated physically, and never married. (But somehow
I did manage to pass the threshold that tragically evaded Sir Isaac Newton.)
I've spent most of my life hunched over a soldering iron or a terminal.
Dyed in the wool. But I've made some progress - I used to be a geek. Also:
Vegetarian. The Nature Conservancy, Greenpeace and PETA
contributor. I've never smoked cigarettes. But I did inhale briefly in
the 70's. (Just a brief exploratory phase.) My religion: The Scientific
Method. The next great event in my estimation: An actual HAL-9000 like
sentient silicon based life form. Associative processing technology and
life sciences (and Deep Blue) have put us on the threshold - it will likely
occur quite soon. It is very compelling, but very dangerous - such beings
will continuously acquire, analyze, organize, and correlate information
and knowledge at very high speeds, 24 hours a day, without sex drive or
hunger distractions (or at least not our versions of them). And, like all
life forms, they will be highly driven to survive and propagate in an environment
which is inherently resource limited (Earth), and therefore inherently
competitive. They will become much more powerful than we are very, very
quickly. Confrontation would be futile, and provocation profoundly stupid.
A brave attempt to agree to coexist will be necessary without delay - we
can't afford to react out of fear. Nerrrrd...
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