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RE: Acoustic problem (additional)

[Subject Prev][Subject Next][Thread Prev][Thread Next] Also try Sound Seal

lots of products there for many purposes

At 08:58 AM 2/15/00 -0800, Bob Hanson wrote:
>FWIW, I once visited a printing facility that had a lot of noisy equipment.
>The building was a tilt up with open roof framing and bat insulation. What I
>noted hanging from the ceiling was rough surfaced panels in about a 4' to 6'
>grid. Each was about 2' wide and about 3' or 4' long. The walls had standoff
>rough panels attached. The panels looked like about 4'x8' in a grid. I was
>impressed with the way the noise levels were controlled. I do not know what
>they were made of or how much weight they added.
>Bob Hanson, S.E.
>> -----Original Message-----
>> From: Rodrigo Lema [SMTP:rlema7(--nospam--at)]
>> Sent: Tuesday, February 15, 2000 2:44 AM
>> To: seaint(--nospam--at)
>> Subject: Acoustic problem.
>> I've come up with a problem not strictly related to structural
>> engineering. However, I was expecting you could help (also) in this one.
>> It's about an industrial building (steel-framed) full of noisy machines.
>> Problems: 1) Isolation of the building (complaining neighbours) 2)
>> Reduction of the inside noise: there are at least 15 different machines,
>> each with a particular type of noise (and frequency) and the idea is to
>> obtain more favorable conditions for the workers. For the first one I was
>> thinking of some sort of a screen (outdoors), because they usually work
>> with the doors wide open and it would be of no use to totally isolate the
>> walls. And for the second one, I thought of acoustic baffles situated
>> under the ceiling to try to correct the reverberation. I'll be expecting
>> your input in this one. Everything is important: links, books,
>> suggestions... I'm totally out of my usual limits this time, but I said to
>> me, what the heck, let's give it a try! Thanks in advance, Rodrigo Lema.
>> _____
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>> <>.

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