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<br />
<br />IS hCMIUI s..PP<<l
<br />
<br />SOUHDBlOX @ 4 4/Pr
<br />
<br />S.VII;j' A~I.,~IIIII Sr'.d.'.' M..."'Y Vlllt.
<br />
<br />TECHNICAL INFORMATION
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<br />Sound Absorption Coefficients
<br />Th. n'v.' .ho"n In Ih. lib'.. b.IoW w... dthr""".c1 In aCCO/cllne. ..llh ASlM Ci23 oil, C423 tie lOci C423 17
<br />Ip.cl!lUIJool. 11th. Ico".Uc.ll.bolltO,I,. 01 call1ll IlId Il._.lne ,AIIII Arbor, Mlchl;ln
<br />
<br /> -- -
<br /> Cavlll..1 FREQUENCY - Hirtz
<br />SIze Typ. Surl.e. Slol. 125 250 50C 1000 2000 ~ 000 tlRC
<br /> -
<br />.... A UNPAINTED 212 19 .83 .., 38 .042 .040 50
<br />&" A PAINTED 2/2 62 84 36 43 ,27 50 50
<br />8" M PAINTEO 2/1- .97 44 38 39 ,50 60 ...5
<br />8" Q PAINTED 2/2 ,107 ,57 01 37 .56 .55 .55 0/
<br />4" R PAINTEO 21J 20 88 63 .65 .52 ."3 es
<br /> -
<br />6" A PATNTEO 212 39 ,99 .65 58 .043 45 .e5
<br /> -
<br />8" R PAl"lTEO 2/2- 70 .77 .61 48 ,.14 .~1 .50
<br />8" RIl PAINTEO 3/3 .61 91 85 65 .042 .49 85
<br />8" ,'W --"
<br />flS'l 2/2 61 &1 57 55 66 64 6S
<br /> - -
<br />12" A PAINTEO 212 ..8 83 86 5.. 47 "4 .70
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<br />I
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<br />J
<br />
<br />Sound Transmission Loss Characleristics
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<br />..
<br />
<br />6' Typo A SOVNDBlOX
<br />
<br />j"
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<br />I
<br />
<br />J:
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<br />..
<br />_1I1'1,.._IoOfi'....~I...~l'IoO-..
<br />,...-~......
<br />IT\..... H II. M .}.. '. .' M H ILl 1M
<br />.....,.. '....M1....... e.... .i.
<br />
<br />- ~-
<br />
<br />SfC
<br />49
<br />
<br />Th. .;,vn4 tril'llm,IIIQn foOlI ulu-Ii 1.....Wft; .",,,. ....r. '.t.rMlntd In
<br />tcr.r-dI"C. wCl,. All.... mtt-"..rI1 br 1(1)...... ACohIlUul L.~oflt.rl..
<br />AU unltl r.r I". t..lI w,,, Mld-& h"m lh. um. hrht....Ig-~' lotf'.
<br />..:. (~O% W.rlll. - '0% ".<IJ ... .~~ ...11. ..,r. pIIAI.4 on 1M
<br />.....loU.t1 114-11 w.ih t.t coO.it .f e.nd.u C:lm.i'i~ bitt p.lrll ~ ,lor,
<br />tuUng lht d'a'l P-ftuolld .,~.w lto-I' SOUHD8l0X ,,,,If. h..... tu'b11tn
<br />1.~lll>tll.. SfC "'." Lb.4 ..Ill. tl c_p...~. .,'llI.'l' IIoU... ~....
<br />ell" ....Ol'lt\' .1Il1.
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<br />
<br />6' ORDINARY Two COle Blocks
<br /> -- - - -.
<br />I- ~ -
<br />1- - --
<br />,
<br />
<br />...
<br />~..
<br />
<br />I:
<br />110
<br />
<br />STC
<br />43
<br />
<br />..
<br />liII 'n IN ."10 I'..lO IIj(J JOOiO' 1m iIOOlI ItO\I MlOO
<br />~,.........
<br />MJ'...t....II'.I~U...H...
<br />~'~..~C1..1 4:)
<br />......'" .""",,uOlt<! ~ ~OUHIl'~OJl .AllO "'ib ~oll ,,,. vAlli 1'01"1 .".
<br />1IIf., a.l\d ....U ',-c'"llhe "thlt ,., ,.". .b.C'rr-U"n .'1 ".1)'''- .~41: J. .n4 12''''
<br />....11.. con..,ruct.d: 01 4' .net "J lOUrfOILCX .""I"~ '.(.'0... COlI".....;
<br />T.qttlr. ,p.-c:I.t1 tn,,. Ion It>>I .trMv' '.v~ld 1'''''.mh~l+a ,robE.8li1 -c+ut4
<br />,tiI,,~ h II r.cOIM'I.ndI4 t1...1 TM r,g.u.4ff-M ClmpJu'\)'t blQ ... c.n
<br />..11.. Jt II I, d,,'lld 10 ... Ih. ..11' 10 Ih... "'1" I. IffllC.ll...
<br />..hi.. 1m ....'14' ""o"ol..,u IOU I. I..Jfrl....
<br />
<br />SPECIFICATIONS
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<br />~I ......""'Iy I....ld..l<>.
<br />SCOp.. SO'jnd absorpllvG concrete m~sonry unIts shaH be
<br />used fo construct fhe e_Ierlor orlnterrorwalts or p~rlrtlons as
<br />shown on the plans and/or Indlcat.d rn tile Set>edul. 01
<br />Flrllsho$
<br />
<br />L
<br />
<br />1.1.1,,1,1 All sound .bsolpUve masonry unHs shall be
<br />SOUNDBlOl( made en slandl1d block meehlnes uslno molds
<br />furnished or 1PprOVeG by Thl Proudfoot Company, Ine,
<br />Greenwich, Connecticut Thoy shaH be made 01 carefully
<br />prepalld aggregate ar,d sh!lll meel the wHen1 ASTM C 90 or
<br />ASTM C-129 requirements as appropllalll Carefully control
<br />led U$3 oll~,e SOU'IOBlOX molds shill be employed so oil
<br />units have on. end of tho c,vll/n lightly closed SI,)!s and
<br />edgos shall be stJllloht .n1 clean Where Types A RR, or
<br />nSR SOUNOBlOX UIIII& ale ~aHed 101, fll'er elemllnls as
<br />supplolld by The P'oudfoot Company, In~ shall belnsl!llled m
<br />the ~.v.lrn of the blockS at th$ blo,ek rllln! The hl'~ruhall be
<br />01 specIIJly rat/f1cated Incombustible I brous malellal, c'jl ac-
<br />cUfllely 10 Slle and Installed IS recoMmended The lilia's
<br />SMII h&vo metal ~pllll""T1ln"lad to one s,de of Ihe ,.hrous
<br />m~:erlal.nd shalf be Il1stllUedwl,h the septa laclllg .way 'rOM
<br />the slots Whore a" Tvp" Q uMs are ea"~c1lor, they shsll
<br />h.t,vll II bare (wlthoVI ',breus matorlal, r. ~'al septu'Tl u lut
<br />nlshed by The Proudfoot Company, lne , lost ailed ill eacb
<br />cavIty III t,lt) racor>mendod manner alll'e block pia l'
<br />
<br />Slzu and Typn SOUNOBtOX ur,lls Mltll be 8" x 16"
<br />nomlMllllc6 size The!y shall be 01 the fhlcknns [4",6".0", or
<br />12' land TypelA. A-I,R, RR,flSR ora) .uhownon the plans
<br />end/or Indlealed In the Selllldule 01 FInl~a
<br />
<br />In.I.llallon SOUN06LOX uMa sloail be Installad by the
<br />Gllneral Contractor (or Masonry Coulflelor) using only
<br />"Mch.nlcs Sklllod In lhe laying 01 muonry bloch All neclS
<br />sary cutting on the lob aUe sh.U be perlormed with po....sr
<br />tools In s\Jch. mannar IS 10 provide stralghl and lrue edges
<br />No chlpp~d or bro~en blocks shllll be usaG SOllHOBtOX
<br />umts shall bo IDld In fllnnlng bond (or slackbond) WIth the
<br />open onds cf the clIv,!!e! lachlll downward, and .hlll1 toa
<br />seated In II It'll horlzonlal bed 01 mortar 1 h. slols shal! bll
<br />e~ pc'sed 10 l'le arell whe.. the! sounG ilbsorplloll IS desllo1 IS
<br />l'1d,cated on tne plans -Car. shlU bll taken 10 Insurlllhalthe
<br />sk.ls arll k!lpllroa 01 morllror debris awvllthe mortllr ,olnts
<br />LilIes shall be sHlllght and true and the SOUNDBlOX work
<br />n anshlp sha,1 otherWise conform to ai' feqWement, 0111''>
<br />General SpeC1hcltrons lor mnonry wor~
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<br />m The P~~~:~~sY. Inc.
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