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� s <br /> • <br /> ( <br /> i <br /> -� :. �I _L� ..r <br /> - --- <br /> _� _ I --• - - -- <br /> , --- . ..-•--- v <br /> . � ' �,� <br /> _ � <br /> i <br /> i <br /> Sen. 2�-991(1(,l . Usa of ��rbed �rira; Borbed wire Taay ba used � � � <br /> on fencos O1• Wa113� providod suid wire is more than aix feat above ' <br /> (� groun3 lovel. � ' <br /> � <br /> `, ; <br /> Sar.. 23-991�171 . Par,^or,r,nnce S�andarAs: lhe fol]-owir:,e, parfonaence � <br /> s'iandords shull appiy w all usos in this dis�rict: <br /> Sec. 23-391(]8) , noisa: At r.o poini: on tho boundory oi <br /> residontial or cu�ino�s distric'�s �holl tho sound pressure level <br /> o; ar�y individual opera'�ion or plant exceed the docibel levels in <br /> �he designated oc�uve bnndc� shown below. (IJ:cludin� oporn'Lion of � <br /> motor vehicles or o�iher i;ransportation £ncilities). <br /> ' lSaxi�num sound pressure , <br /> Oc�ave bnnd level in decibels <br /> cycles per secor.d 0.002 c�ynes par Cit� <br /> � 0 to 75- - - - - - - - - - - - - - - - - - - - - - 72 <br /> 75 i:o 1,50- - - - - - - - - - <br /> - - - - - - - - - - - - -67 <br /> 150 •io 3G0- - - - - - - - - - - - - - - - - - - - - - -59 <br /> 300 •io 600- - - - - - - - - - - - - •- - - - - - - - - -jz <br /> SCo '�0 1200- - - - - - - - - - - - - - - - - - - - - - -4G <br /> 1200 to 24�0- - - - - - - - - - - - -- - - - - - - - - - 4q0 <br /> ��Q� 40 �BrJO� _ _ � _ � _ � � � � � _ � � � � _ � � � � J4 . ' •. . <br /> Aboro l,II00- - - - - - - - - - - - - - - - - - - - - - �2 <br /> , Sound levels shnll be measured with e sour.d level moter and <br /> associaied octaye band fil2er manufnc'curod according i:o s�andards <br /> prosr.ribed by 'che American Scandards Association. I✓,easurenon�s <br /> � sho'_1 be made using the ilat net;,orlc o: che sound level mei:er. <br /> I;apulsive 'iype noises shall oo subject to "cho porfczr.r:r.no atcr.dcrda <br /> prov�9ed 'ihat such noisos shall be capable of bein� occurnt�ly <br /> reasurod with such equipmon'�. Noises cupable of being so measured� <br /> for tho pixrpose of this sec'�ion, shall bo those r.oises uhich cause <br /> rapid £luetun'bions of the needle of 'the sound level meter with a <br /> varia�ion o£ no more than plus or minus '�iao necibels. Noises <br /> '-ncapable o: '�eing so measured, such es those of an irregulsr or - - . _ _ <br /> inter�i'�'ient na�ure, shell be controlled eo as not to 6ecome a <br /> nuisance io ndfacent uses. <br /> Sac. 2�-991(191. S;r.olce: 10 enission of snolce from any source <br /> shnll be pertaitted 'co excead a greater density i:han i;het density <br /> doscribed as \'o. 1 on �ha Ringleman Chart, iiowever, emo]ce may be <br /> . emittad, tirhicn is equal �o tu'� no� darker 'ihan n'o. 2 on the ninglenen <br /> Charc, for not more ihan four minutos in ar,y �bnir'�y-minute pericd. <br /> For the purpose of grnding iho density of snolce, the Ringlenan Char'�, <br /> as puolished ty the U. S. Bur�au of N,ines ehall be the stenderd. <br /> Ser,. 24-391(20� . Glara or nea�: Fr.y activi'iy prod4cing <br /> in�er.se glura or hedt shall be performed within a completely <br /> enclosed building in suclt n nanner as no'� �o crea'�e a nviaence or <br /> hazard along lot lines. <br /> _ Sec. 2�-391(211 . Cdors: il'o enission oi odorous �eses or oChor <br /> odorous matter shall be pernit�ed in such quunti';.ies as 'to be <br /> o::onsi.ve in such a �aanner as to create n nuisance or hazard <br /> teycad the proporty lines. <br /> - 65 - <br />