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Re: New home noises - need some advice?

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My home is wood stud construction, wood rafters with one large truss at the
end of the cathedral ceiling where the ceiling elevation steps down to an 8
foot height.

----------
> From: Structuralist <dennis.wish(--nospam--at)gte.net>
> To: seaint(--nospam--at)seaint.org
> Subject: RE: New home noises - need some advice?
> Date: Thursday, May 03, 2001 6:12 PM
> 
> Laura,
> Is your home metal stud construction? I do agree that there is humidity
and
> temperature changes that affected everything from the cracking of drywall
> seams that are improperly taped (or not taped at all), to face nailed
joist
> or truss connections which expand and contract by heat. However, in this
> case, the changes in temperature and humidity are minor as it is in the
> desert and the last six months have been fairly consistent with no more
than
> a 30 degree change in temperature.
> 
> The fact that the client describes the noise as a "metallic" pop leads me
> back to metal studs. In support of your idea, the winters here in the
Palm
> Springs area can have a much greater temperature range - say 90 during
the
> day and 40 at night. A 50 degree swing can account for some of it, but
the
> noises occur inside the home, not at exterior walls and the temperature
and
> humidity changes are much less - I would guess less than a ten degree
> difference daily.
> 
> However, please let me know if your home is steel stud construction.
> 
> Thanks,
> Dennis
> 
> > -----Original Message-----
> > From: Laura Watson [mailto:lwatson(--nospam--at)alltel.net]
> > Sent: Thursday, May 03, 2001 2:47 PM
> > To: seaint(--nospam--at)seaint.org
> > Subject: Re: New home noises - need some advice?
> >
> >
> > Our house has done this ever since we built it and moved in (13 years).
It
> > happens in the living room area where we have a cathedral ceiling. I've
> > inspected the connections, rafters, etc. I can get to and have not
found
> > any visual damage after I hear these noises. It usually happens
> > in the late
> > spring to early fall time period. The house we lived in prior to this
one
> > did it when it was extremely cold and dry - not only the roof but the
wall
> > studs. I'm pretty sure it is all due to temperature changes, and maybe
> > insufficient insulation!
> >
> > ----------
> > From: Mark D. Baker <shake4bake(--nospam--at)earthlink.net>
> > To: seaint(--nospam--at)seaint.org
> > Subject: Re: New home noises - need some advice?
> > Date: Thursday, May 03, 2001 5:35 PM
> >
> > This won't solve your problem, but will relay a similar story.
> >
> > I was conducting a framing construction observation in a custom home
last
> > year, about 2:00 p.m. on a very hot day. Roof was framed with heavy
ridge,
> > valley, hip beams. While inside the home, a loud (very loud) popping
noise
> > occured coming from the roof area. My immediate reaction was uhoh,
> > something is wrong with my design.
> >
> > The framer thought it was pretty funny that I had never experienced
this
> > before since he sees (hears) it all the time. He convinced me it
> > was due to
> > temperature changes and the resulting expansion/contraction of wood at
> > connection locations.
> >
> > To date I have not been contacted by the owner about loud popping
noises
> > after they moved in. I have been living happily ever after beleiving
what
> > the framer said to be true.
> >
> > Mark
> >   ----- Original Message -----
> >   From: Structuralist
> >   To: SEAINT Listservice
> >   Cc: aec-residential(--nospam--at)polhemus.cc
> >   Sent: Thursday, May 03, 2001 1:50 PM
> >   Subject: New home noises - need some advice?
> >
> >
> >   I received a call from a homes owner who is experiencing popping
noises
> > fourteen months after moving into a new home. The home is part of a
tract
> > development by Del Webb. The homes are one story, wood exterior,
> > metal stud
> > interior walls, slab on grade with tile roofs. The property has been
> > confirmed to be appropriately compacted and on certified fill. The soil
is
> > sand with no clays present.
> >
> >   The owners are former contractors and understand normal
> > settlement sounds
> > of a new home, but this, they claim, exceeds what was typical for a new
> > home. There is a hollow soft sound that they thought was coming from
> > ducting or near light switches. I asked about electrical
> > problems, thinking
> > a short may be arcing to the metal studs and this may account for the
> > popping noise (but would normally produces some smell as well). There
does
> > not seem to be a problem in this regard.
> >
> >   I keep going back to the metal stud interior partitions as the
possible
> > cause. Assuming settlement of the roof trusses which would place some
load
> > on the interior non-bearing metal stud partitions, I have a feeling
that
> > some of the softer sounds are the studs stressing and the pops may be
some
> > of the screws backing off or popping against the gauge thickness of the
> > studs.
> >
> >   I am in need of some confirmation from others who have design
> > conventional homes with metal stud interior walls. Does this sound like
a
> > possible cause and effect? I believe that the walls act similar to a
> > speaker diaphragm. When the screw pops, the sound is radiated through
the
> > gypsum wall panel like a speaker cone. I don't know what physical
> > examination I can perform to locate the cause of the problem other than
to
> > confirm that differential settlement is not the issue. There is
> > no damage -
> > just some loss of sleep by the homeowner.
> >
> >   Any advice from those of you with metal stud experience would be
greatly
> > appreciated.
> >   Regards,
> >   Dennis S. Wish, PE
> >   The Structuralist Administrator for:
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