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HomeMy WebLinkAboutelevator issues . • . ......., I - ;;o�'O�o�; City of Orono � � e I\� ������ ��"! Lyle Oman � ;, ��AO$� Butidtng O,�tctal �_—= O�O�Q � Mailing Address: Office Address: Post Office Box 66 2750 Kelley Parkway `� � ,�' Cryscal Bay,MN 55323 Orono,MN 5535G �'t��o44G Office(952)249-4G00 • Fax(952)249-4G1G lomanC�ci.orono.mn.us 2750 Kelley Parkway P.O. Box 66 Crystal Bay, MN 55323 (952) 249-4600 � Far: (952) 249-4616 ' . FAX TRANSMISSION COVER SHEET Date: ` - 1 - o to To: Ct-�vGc I-a .v e.\u . Faz: 6 �� - c4`(�'- 5 z 3� Re: Ci.�v A�no�l. r s s•yc S Sender: ' LY(� cs,�q�.� � YOUSHOULD RECEIVE "� PAGE(S), INCLUDING THIS COVER SHEET. IF YOU DO NOT RECEIVE ALL THE PAGES, p r z�e����r r �n s�� �49-4600. 1 I�L�le./r� �...�1LI.J /�r� � G�u�-, p�° w-,o o r�.3.� `f� ,��-,�+�� C�ot A-,-,�,r�,T,�,,� �� P� lL��c�� t� �a/� �e z� �o n�a2� s� ��� , � � �� Exccption No. Sr S¢r(�klerrs:sluall�t he r��tedrd�l to meet Tn6le 4-18 Specla}Siniations. ' � ` ; • ; :,. ..,. ,,, ;. A-11.$.12 wkere dhe sprinkler d�f lgtto�s arg leusl 2 f! (61 U►►+an) 4-lg.l Concealed 5 aces. herrizri�tally frem diu� riearast edge nf nny nhetrucci�ms up tv 2 ft� ....��, ..P. • � (610 mm)wida that are docaled below!wo o�mo�e adjacent sprsn- 4-13,1.1' A.II'concealed spaces enclosed wholly or pardy by klsrs,inclwli�g dlago�e¢Lly. � expose�3,c�mhus[ible construction shall be protected by 4-11.5.5�2 Spririklers inetalled under open gratings shall spnnklers. � ,, , ba nf thc intermcdiatc l�veUrack seorag� typc or uthcrwise shielded.from P.hc:ditcr.harge of overhead�prinklers. Excep�ion No. 1: Cuneealed�paeet j'urmed by studs or joists wtith le.as tlui-rt Fi i+t.(152+ta+n)GBhuetd»lkK i�tsidt or n�ar edges of the studs �������������������������������������������������������i v�vjouW.(See Fdgure 4-h.4.1.�.) .�. Ceiling • � Exc�p�zon No. 2: Gv�lcsale�l sj�aces fa►�ned Uy 6ar jouts ruitl6 fess• than 6 in.(1,52 m�►�)he�uRr.�,th�mof nr fl,00r deck n�nd c�tilin�g. CxcepCdon No, 3: Concealed s�caces jorrrurd by ceilings attachsd 2a In.(610 mm)or more directly tn nr v�itJri-n fi i►i.(I52 m�►n)qf ruvOd jou6 f�n��li�6wtd- Exce�Cinn No. �; Conce.nled sfia.ces fmmed by ceidtings.attached I�r�yrY� b directly to lh�undcr,sid�nf r,mnt�n.ttte wrMd��ict f�4slnu;Cion,�mvidBd � O O O O th�Joul clmn�tvls are f irestopped into volumes each not exceeding L60 ft3(4.53�m')using�rru�t�rruel�crJ�civul�.0�u 11�e web cwcs�rucdirre. �(Exr.rp�tion Nn.5: Go�rArp«lerd s�iuces en.{�rr.ly ftlled zuiGh no�cutnLus- Plpe,condult, tibla insulaCian. or}I,cture a �' �xr.��ttion No. 6: GU1dCdQId�L Sfi)f4CBS U/1GIN16 U�UOC��Ul,�L C01Gi{�'kCdbO'►b and rnm�in.ritd wvucl joist ca�utruc�ion Judvi•ng��onco+�a6��scible�nsu- lalinn filling tJ�o,.t�fmcc fr�v+n�he ceili+t,g�c�i l.0 Ehe h��Glum edge uf tl�e Figuro4-t1.5.3 06euvctionoutirolyholowtltedprinWer(L+Sl�kaprin4ler). ;UiSt of the roof or floor.dech, Prauirled tluat iti r.o>►a�io.cite z�nnd jnise r.���>�,rt�Y.u:[iun tl�e jv�G cha���e1 ureJ�Tr�e�p��d x��u volu�rs r�:l�n�� 411.6 Clearence tu 6toeage (Early Suppression Fa�t- exeeed{ng.16U f��(4,53�rn3),'!'he juisls shull be fireslu�trf�ed lo lhe full Reeponse SprinWers). The cleal':�nce between Ct�e deflecwr tletith uf thc joist with ntateticcl equivale�iE Eo lhe uieb co�nsCnecEion, and the top of storage shall be 91i in.(914 in�n)or b•real.cr- Gxception No. 7.�'' Con.cealed spaces over uolated s�null rooms noe �:xr.eeding,55 ft�(4:6 ma)in aren, 4-12 In-Rack Spr�nklers. 1:'xr,pf�tio�i Nn. N: Wl��r�ri.�d�nuc�e.rials u.rr. �ua•r.d.a+�cl tl�r. rx��i�sr.d 4-12,1 Syatem Size. 'l he area pmtectrd by a singIc system su�rf'aces huve a flame spread r¢tin,�n�25 m�les.s nnd the matRyiaLs of'sprinklers ia�racks shall noc cxcccd 40,000 ft�(37 I ti ml)of laave 6�e�t demo��wl-ruG�d nul Gu�ru�uguCe Jire in che f orm in ruhich Eluor area occupiec�by the racks,inch�ding aisles, re�ar�lcss tl�ey u•re i�u�tecllcd in lhe space, of thc num6er of levels of in-rar.k s�irinklers. Exr.r,�ittie,�►i Np. 9: Gur�cralecl s�iuces in which.lhe ex�iusecl niateriuls 4-12.2 Cirotriil Valvc�. Whcre sprinklers are inst.alled in uYe consh�ucted e�ttir�ly of jire-retardalat�r��ueel wnod a.e dr�>�ed Gy racks,sc:pa��a�� inclicati�►g contml valves and drains shall be NrPA 703, Standard./or F'ire lteeardane hnprc,�nnted Wond nnil� E�x•��vidr.d fi�r�tili«g sprinkl,ers and sprinklers «i racks. . F'ere I{elardunl CouEings f'ar Duilding Material�. Exce�ilian Nu. l; In-raek installalim�s qf'20 br,fezuer sptinklers. �'xr.et�tiu�a No. .1 U; Noncom6.ustiblc to�acealed spaces Aavin,q e�posed eomh��stihl�ire,etiluliun ruler,rr. Ihr. hea! eonle�.t uf�lhr fiacting L'xce�ilion Nu, 2; The,se�¢rate indticaC6t�g vicelve shr�ll be�iermitled und su6sCrate nf the i�uulatio�macg���cl does�Got exced�l I DUU Btu lo be a�ra�t�ed as sectional cnn6rol valves where the racks ncr,u�y �Pr f�`(ll 35h k//►na). rrnly n�nrCion of tl�e area�rrnlecte[1 by ceilinq sprinklpTs. 4-lY.� Type of Sprinklers. In-rack s��rinklcrs shall bc ordi- 4-13.1.2 Sprinkle:rs in cn�u,r�slr.tl sl��icr.� Ii�vin� np �c�ttis n:iry temperature�/��r or►�/sl-in,(12.7-qr 18.:'i-�ntn)spritaklers., for s[or�gt ur•vthcr usc shall bc installcd in aceorclancc with the requic�euizca�s for Ligh[Hazard Occupancy. 4.12.4 I,ocac�on of in•Rack Sprinklers. -- --•• 4-13,1,8 Whcrc heac�prt�t3licing deviccs such as furnaces __ -�-� ��M�t2.4,1���A ►ni�u�uu�u G-in_ (15'?-ii►m)�verrirar r.lear s�ace �r pi�ocess ec.liiipinent are�ocated in the joiai clia�ii�s aliuvc� sh�ll be maintained becweeu�hc sprinkler defle.ctor and the a ceiling atlaclar.d dir�ccly tu thc unrlcrsidc uf composite top tier oEstorage. wnc�d joist construction that would not otherwise require 4I2.�,Q The: maxiinur�� spacing betwr.c�n sprinklers shatl sprinkler prn[ecci�n of�he spaccs,l�tr.jois�chan�ir.�con�ain- he Ip kt(;�,U5 tn). �ng chc heat-producin� devices ghall be sprinklered hy instdllinq sprinklers��each joise channel,on each side,adja- 4•12.4.3 S�rinlclers sf►��I L�e Iui:a�t;('J in'CiAi19VEi9C��UB 9(�aC@9, c.ent lo thc h�at•producing device. 41,2.4.4 In-rack sprinklcrs shall be lirc;nlc�l a�thc tirst ticr ,levc�al or above on�-half of the stora�e hci�f►l. 4-19.2 Ver�icel Sh�tfts. 4.12.4.5 Whcn sprinklers arc installed ir� rack�, dittcrcnt 4=13.2.1 nne sprinkler shall be installed ac tt�c tup of shafrs, di3tan�cs nf cicflccwrs abuve the bottom �F horicuntal rack fsxcr. dz.u�� No, 1; Noncom6usti6le nr limi�ed-r.vmhu.setble, nnnac- supportg shall be perxiaiue�l wl�cn water disn•ihution tescs � �' onstrate essentially ct�u���ilr.n�. clibtributr n to that'er.g cictt�-, I s'rr3i�r ver�ical dud slraf'ts. ' ical sha ts. complet�wuh stnra�c cy�nm�ciity above che srrink l ohr.ain�d F.xcr. d�on No, 2; No�aco�nhusc�hlr m�lt�ntted-crm�hustrGl�, •iu>nur.- with cLstane:es ns�pecihed in Table�-G.�.l.l. cessible vr.rlse.�al r.lecEr�cal or mechan i�rf �. � �e O .. 1998 Edition . . . . . _' ' ._�iv..nr..�.w.+ar........ne:•w.......�..r--•.^.rr��x�.n.�r��...w.��•,rv.ef•.i...�,x ;.�Aw.W.., '_"_._.a_�w.,...�.,t�'...:.w� � vrwrYWLir"'"'... �.. � ' : , . . ..,.. . ...,."'_�.-...._...... . .. . .. �., . . .............. ..'__....__..._......... ... 4 !Sd WdZS:60 �98aZ 0� 6nd 9��Sb0bzS6: 'ON Xd� 1N�Wl�Idd�Q ��II� d1dZJ,d�1: WO?��