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(c) loTot Expo�ed to Physical Damage. Overcurrent devices shall be located where they will not be exposed to , <br /> physical da�.a�ge. . <br /> FPN: See S ictiou I 10-11,Deteriorating Agents. . <br /> (d) Not nn Vn�inity of Easily Ignitible Material. Qvercurrent devices shall not be located in the vicinity of <br /> r----—�-..-._. <br /> easily ignitible material, such as in clothes cloaets.��,�,;,�Rary <br /> (e)Not g.oca��d in Bathrooams.In dwelling units and guest rooms of hotels and motels, overcurrent devices, <br /> other than su�plementary overcurrent protection, shall not be Iocated in bathrooms as defined in Article 100. <br /> �250-50. Gr�unding EIectrode System <br /> If available onl the premises at each building or structure served, each item(a)through{d),and any made <br /> electrodes in a�ccordance with Sectians 250-52(c)and(d}, shall be bonded together to form the grounding <br /> electrode syst�m. The banding jumper{s)shall be installed in accordance with Sections 250-b4(a}, �b), and(e), • <br /> sha11 be sized�n accardance with Sectian 250-66,and shall be connected in t.he manner specified in Section <br /> 25Q-70. ,� <br /> .An.unspliced �ounding electrode conductor shall be pernutted to be run to any convenient grounding electrode <br /> available in th�grounding electrode system Qr ta one ar more�grounding electrode(s)individually. It shall be <br /> sized for the 1�'gest grounding electrode conductor required among all the electrodes connected to it.�—c�,ta�. <br /> The grounding�electrode conductor shall be unspiiced or spliced by means of irreversible compression-type <br /> connectors Iist�d for the purpose or by the exothermic welding pracess. <br /> Interior metal�vater piping lacated more than 5 ft(1.52 m}from the point of entrance to the building shali not <br /> be used as a part of the grounding electrode system or as a conductor to interconnect electrodes that are part of <br /> the grounding electroda system. - <br /> Exceptzon: I�x industrial and commerczal buildzngs where conditions o,f maintenanee and supervisivn ensure <br /> that only quali�ed pe�sons will service the installatzon and the entire length of the interiar metal wrxter pipe that ' <br /> zs being used f'�r the conductar is expased. '���tary <br /> i <br /> FPN:See Sections 547-8 and 547-9 far speciai grounding and bonding requirements for agricultural buildings. <br /> (a}Metal Und�erground Water I'ipe.A me#a1 undergraund water pipe in direct carztact with the earth for I O ft <br /> (3.05 m)or ma�re (including any metal well casing effectively bonded to the pipe) and eiectrically cantinuous (ax <br /> made electrically continuous by bonding araund insulating joints or sections or insulating pipe}to the points of - <br /> conneetion of the grounding electrode conductar and the banding conductors.;;�� <br /> (1) Continuitg�n Continuity of the grounding path or the bonding connection ta interior piping sha11 not rely on - <br /> water meters o� filtering devices and sunilar equipment. <br /> 2 Su leme�tal Electrode i2e uired.A metai under aund water i e sha1l be su lemented b an <br /> � ) PP � 9 �' P P PP Y <br /> additional elec ode of a type specified in Sections 250-50 or 250-52. Where the supplemental electrode is a , <br /> made electrode of the rod, pipe, or plate type, it sha11 camply with Section 250-56. The supplemental electrade <br /> shall be permi ed to be bonded to the graunding electrode conductor,the grounded service-entrance conductor, � <br /> the nonflexible grounded service raceway, or any grounded service enclasure.�r�oM� ' <br /> Exceptron: �'he supplemental electrade shall be permitted to be bonded to the interior metal water piping at <br /> any cofzvenient point as covered in Sectian 250-50, Exception. <br /> Whsre the supp�lemental electrode is a made electrade as in Section 254-52(c) or(d),that partion af the bonding <br /> jumper that is the sole connection to the supplemental grounding electrode sha11 nat be requi7red ta be larger than <br /> Na. 6 copper wire or No. 4 aluminum wire.�r,�,_;,,,,,�;�a�;;� <br /> (b)Metal�'rame of the Building ar Structure. The metal frame of the building or structure,where effectively <br />