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I.A VsieNaunAmbM FrmrmmemN Nmu Maalsm:5a.AEA CA
<br />Vim• Arery. VA .' No 'PIE W
<br />Xmemtw ]l,ZOlJ-Pg6
<br />WVeneldaun Azsadates
<br />V�Mlan.n Axa[btes bns 'a lxdselw kmlAvlO
<br />GO SUMMARY
<br />e fd mgwmmanzes then 0.1 items required to v8zfy the nd.[ntedaaz d.. in th reis Fdedm Use
<br />• The predittetl noise level inthequttlom uu 11, nm exceed the GW of Santa All
<br />G.n (Plan lhresbdd d 65 CNEL. No mhhgXb,,, is required.
<br />'hemendal
<br />Nochanges are requires lothetypi[almNtlesign.
<br />• Window glass doors with minimum STC rmings antl wall Uperadeas shown in Table3
<br />and eef inea h Ap W mix l are requires.
<br />All Unitsare rerommentled. he. STC 3o glazin8 minimum. eyes when Wtrequirea by
<br />cotle.
<br />• Residential mechanical ventilation, or ltM, means al natuhl ventilation, shall be provided
<br />Ill all units wthin Zona A and B.
<br />NP,Aesid1n 1
<br />• The prId-d manmum hourly Lm zouM level along 11. Park onve was found to be less
<br />Man the 65 dBA thllhold per the Ulgomia Green Building Code that would require
<br />analygsTherefore, no funs. analysis is required to dempnrtrete compliance with
<br />the CALGreen aroustiWl requirements.
<br />Various noise mitigation me A1,1111, be uBlixed to.tlsry Me ndu nicena des[nbed inthis report.
<br />on Nmitigation methatls[M1a[ tleviahhom requirements should be .stewed by tM
<br />arourtiWl ronsulhnG
<br />If you h. any questions ar Imnments regarding Misreport, plea. d. iwt hesitate to I..—
<br />Simerely,
<br />VeneFlwen Asspaa[m,IM.
<br />Rid H. SH.
<br />Senw ASS
<br />ssAoci..
<br />(
<br />I
<br />John LOVeMe
<br />Principal
<br />Table 1-TmM[ Cauws ant Ulalatetl U1ELabngtlnsert propeMUneto Mdknetl Roatl Source
<br />Road Source TMllic Count Cumen[ONEL imureCNFL12DEfil
<br />-5 3)6,Ofi0 )9 ]90
<br />Ubrillopark Drive 9,1J3 61.6 62
<br />—.11 EXA_ E.—I.
<br />Based onthecamWter mgdel, VA calculatedthe noise level at dfhrent Iowdons 1 projen
<br />'te. To dmplifythepreuntmionoftheerterior noise keels, VA has separated Me site into locaban s
<br />based on MesauM eaposureand required mitigation. The Dredkted wand levels at W[h zone,
<br />It— in fig— 2, are listed in Table 2 below.
<br />Xptember 11, 2017
<br />CalHomia Pod& Homes, Inc
<br />30 Bake parkway, Suite 2
<br />Iry ., Ulihrnia 92618-0310
<br />Attention: M, Chip Si
<br />subjed: The madly
<br />FnNronmental Nolu Anatysis-Madelingand Noise Mtigation Rerommendatbns
<br />VA Projed No, 18a3-0S4
<br />Gear [M1ip:
<br />neNazen Aelciarez NA) III, wmpleted our model and analysis of the -jet project IUWIed in 5a.laa.a,
<br />California. This report represents the .twits dour findings:
<br />14 IHINODUL
<br />This study was condunedtotletermine the impan of the eovironmenhl noise on The Matllwn mixed-
<br />proje[I In Santa Ana, UlHamia.VA's swpeNwork included reviewing Me Ateterrain antl nearby
<br />motldirg moW.tl tlevNopment layouts, assessing [be Id, levels imWtting the site,
<br />and decermining themethod, If any, regdrMto retlu[e Me iMenoraM exterior wand levels to meet
<br />the aDdi[able cotle requiremems ofthe 5cete NUlaornia and the Chyof Sama All.
<br />The projen consists da ml.tl-use 11Ib,.d1d cmnmerdal ,o ce on IM1egr ate level and
<br />residences1 upper levels.The dte Is boundedby existing bstory Wrkirg svutturesro[M1e nodM1 and
<br />south, Interstate 1-Stothe west, ant Ubrillo Park Dnvero the east.
<br />2.0 NOIS—I'tERIA
<br />Community Noise Equivalent Leve11CNELl islhe 24-homequivalentlaverage)saund pressure level in
<br />wM1 dil, elnirg IJly-10pm(antl Iml.Sbe(10 pm- Jaml noiseIl, bort e. led byatlelrg5
<br />and 10 dB, respectively to the hourly Ieul. Nnce Mis Ica 2e�Mur metrl[, snort-0ura0on noise events
<br />((ruck pass -by, bus, [rains, ev.larenm as prominent in Meanalyds.
<br />teq h.l.l.1—rontinuauI sound 1.1) Is defined as the steady sound pressure IeyN which, over a
<br />D.. perlod . time, bat the 1.1 energy as the a[ W N BUttualing ndu.
<br />2.1 Shce IfUlill-and city fulth,ArA (lmWbr)
<br />TheStateofCalifornia Building Code1SMlon 1202,°Sound Transmission"j and Me OW fSanta Ana
<br />General Plan stale that In tenor CNEL It., fa residential land uses are not to etteed AS CNEL in any
<br />hamhblIroam. if the windows must be clod Wmeet an Interim level of 45 CNEL, thenamed, Wl
<br />entllatil,E system m alter means ofWWral verbletl... h.11 be p.vieetl. The following hblefrom
<br />the General Nan ckady h4h.. the. requlremeMs:
<br />I.A veneklaun Assonates fmsranmenW Hwxaiutrys; vn Pinjet�hBaa3d5a
<br />�` veneNasen assoaases Enxmnmemalxdsevmjen xo. ]ga305aVanaklaranarw[Mtea
<br />an'Xa�em6er11,zo]J-0�e0
<br />EnxmnmentalNase ns vawProjen Ho. ]Ba3O5a
<br />�XPaxn6er11,201J—Pa,e2
<br />�Y XPaember11,201J-0afeJ
<br />`Y
<br />APPENDIX I - IS— REQUIREMENTS
<br />Table 2-Exterior Noise Levels
<br />Table 1
<br />Inm 1MmW the predittetl interior noiu levels deudbed in section 5.0, the glazi.itt (meet lbe
<br />LocrtlaAn
<br />fbar FRhrlar NDl'9 LevN, CNFL
<br />Interior a�eE�e�ar Noise SNntlaIN
<br />LYtaRNNA a ahgmgz NINm' ftlmlYf
<br />fallowing requirements:
<br />3.7
<br />J<65
<br />flealOenhl SIIgR.lairviy.0uPlex, nap. Ey 4A M
<br />-1. A. A[o k.1 Glazing Requirements: Minimum Ochve Band TWnzmhzbn Lossand STCAAting
<br />Remxniing Units
<br />37
<br />hsDNIbHI HosglN..root flassmoMp'X.ra I, 85
<br />Tmmmlsslon Loss
<br />CIUIM.Ydary a5 -
<br />OWn Spxe
<br />ominalThkknas
<br />MIInhmm
<br />aalNPenw FreAuemygz)
<br />lEi is0 SOO IOW —I
<br />Ale.
<br />Fi8are 2- Nti Zones, Levels 3 through J
<br />-
<br />anx Domwr . 6nRtlm'.nm'arra, naaaaom [hens. Oao s. mnpmwns.
<br />s. M
<br />1" dual
<br />1"lam noted nsu ated
<br />1"nsdatea..,h
<br />W w
<br />� ZA 9 AD
<br />:6 33 9 as s3 AP
<br />3
<br />Mr
<br />mnAws*aanaR. Pmmeolkes. amw[nerce moms
<br />ThethMm sson loss values'nthe table abae Wnl Nely be—,Xh Me fallow,I&lrig assembles.
<br />(! _
<br />LI`, I,J I•j I, j' LI f
<br />L' •
<br />wn�meam orawmxmuoon sraaxgmaw oecrae Zsxeon aOsa eu sump
<br />1 STC 301/B" I'h' 3/A"airspace-1/8"m bithc
<br />I -
<br />rS e
<br />1 SM35.J/32"I ed 19/3J"ar 3/I6" ..IKM1c
<br />3 STC AA: Vr IM' /2 airwace 1/8".—lithe artpb, 1/8"storm smb
<br />�vC�p�y��
<br />�ry'.�A M y1F��7(''t' ",]I� I) ��
<br />11 l ,l}T�( l 11 `
<br />1 I
<br />t 1
<br />... �'
<br />�1 ce
<br />The Co de rtaIII that readhn shall rece ve a[oustc nwlarion beyond typrcalconstruttbn in areas
<br />H.It .e tsM1oultl bendetl hN an az.mblys lrxne antl ualzmaylmk the Wdormance of the
<br />overall system The asumbl es above Ne dos a bass d tlesgn, but regardless of
<br />©
<br />g y :' "§ 'S g
<br />•-e',
<br />2.2
<br />OryofXMaAW(Blet-)
<br />even p,W
<br />ronrtrucNom[headave band[ranmssonlWsd[he Wrtwlar system sek[ted murtmeet[he
<br />ZoneA
<br />r t
<br />g •%"
<br />Fi
<br />iablelNMeCryofsanb Ana General Plan shown In Section 3.l,indWlesMmthe sound level in
<br />values nTableAabe. Sim larly,[sDartnwbk[a use an alternate assembfyrowvu[t on
<br />ftm.ts the hanzm,son l ,.quremen[s.N thA the WA .... hel not be d an the bow
<br />f _el
<br />` }
<br />n
<br />uJ
<br />exteror W.9 spares should not exceed 65 CNEL
<br />alone
<br />dSTC rat rig a portsshWld be 'tied Mrerew Me desi nceamto
<br />IndepeMentl beratoryawurtiWltertre pmw W g
<br />-Trry�-
<br />Tq°+�
<br />ra
<br />-
<br />E3
<br />UlHornla Green Bulldin
<br />The Ulifomia Green Bug�elDestior)
<br />Ilding CotlestiDularesmaximumintenorsountl levelsfrom exerior wurces
<br />ensurecanWiance Mthgillirg—teb.] e,form. requirements. Ubshallbea member N he
<br />1.9
<br />_ l 111- :
<br />within... -residential occupied spates in the projec[.Interior.arid krelsare not cermitted to
<br />NVLAP Drogramfma,,retlttafion. hb repah Mall bein compliance with ASTM stantlaN E9Dantlbe
<br />t----- ---t----►
<br />erceed50,11BALeq. TM1lswoultl applYto amenities areas, leasi�offices,rehil,eh.
<br />no more than 10 years dd(from deft of submission an z afic projen). The tests snail be,,formed
<br />on he entire assembly, mduding ham. and seals. If test reports are not available for the asumbih,
<br />:, �ne0 :gyp
<br />.... .......... .
<br />3.0
<br />ERIERIOR NOISE ENVIRONMENT
<br />VA would requirethattheassemblybetestetl eta Milt WMintlepentlent lab acuedited lhrwgM1
<br />NVLAP for the ASTM Ego.
<br />3A
<br />CompNer Modeling
<br />AA EATERIOR NOISE CALCULATIONS
<br />VA has utilized sbml-term measurements at the project s te, Annual Daily TrafiC 11—for Inte—
<br />4.1 Predided Outdoor Noise Levels
<br />-S and Ubrillo Park Onvepovded by Me Orangecounryttanzporta0on A1IWIW(OaA),and
<br />fHWAmodNinginorderto ehAdvehi[ular noiu levels at various I. -...around the Droj,a the
<br />There areo bJ., ameniryareas (i.e. coudyaN aild poop aswellaz Dudisy a[cesdble open wace. NI
<br />A site Dlan showing nearby Wise sour,,, Wn be uen in Figure 1.
<br />re sNelded from the 1-5 freeway by the pro dmixed-use buildi,M. The ete, ,d will be open to
<br />Ubrillo Park Drive. The predicted sound levels within the ea,k m areas are below CNEL 65; therefore,
<br />see Table 1 behwfor the reWded traffic Wuntsand <alwlaled GNELdImp Me property lines closest
<br />to the inMcated For Mare traffic -I, VA Ill
<br />no mlbget on Is required.
<br />SA INTERIORNONECALCUTANON
<br />mad wurces. ronditionz of eihth.g sassumed 11%
<br />I—. in trahc Wryear. This yleldsan inveau ofOA tl0 over 10 ye ars.N,eethatthenatural
<br />shleldingprordedbyexlatingparkingrt.tureswillretlucewuntl levels from l-5.
<br />S., Exterior PacedefowWdiW
<br />For he Wkul,b... DeHOrmed by VA, the exerior wall was assumed to be rondshnt with the
<br />City Council
<br />board SM1ea[M1ing on single rtutl wall wilt bettinsula[ion filling[M1ertutl [arty, an[l.fthe
<br />22 r e gpwmb..Mo the interim
<br />12/6/2022
<br />vA utilised Me glazing htings(glass, frame and seals)shown In Append. 1.
<br />y �
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<br />a r R y�5
<br />9
<br />Aubdezk Dp rb,Ana MatlHm Ape,1 m 0101-bkdW. Ardrl
<br />G2.20
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