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� ��qy � <br /> i0�x7 W - <br /> C t+ <br /> b H fn <br /> i. � �[ BUILDING PERMIT :1PPLICATION <br /> M <br /> o� M o LOCATION: Department of Emergency Management ( DEM) <br /> y M 1907 Everett Avenue, Everett , WA 98201 <br /> � � � A. PROPO�ED INSTALLATION: 'LO foot high, triungulnr ( 12" X <br /> N � 0 12" X 12" ) , communication tower. <br /> � . R ; <br /> N Purpose: This small to�aer will be t�sed to mount antennas for I <br /> M <br /> H <br /> DEP1's "alternative" commiinicntion systems , i .e . , Amateur Ra- <br /> g y H dio ( 2 metersl , Citizens Band, etc. DEPI' s primarY communica- <br /> n c H tions systems ftind antenneis remain at the Snohomish County <br /> � t� r Courthouse and D1t. Pilchuck. Thep are operated by "specifll <br /> �g "3 y circuits" from DEPI' s new office .located at the above loca- <br /> H C C� <br /> tlOR. <br /> Tower Informqtion: Ttie to�oer pronosed for installation is <br /> the Rohn 25G -- t� general P��rpose tower. The tower i� built <br /> using a equilntere�l triangular desisn -- one foot each side . <br /> The side r¢ils are of 1 1 /•I inch steel tubing with continuous <br /> steel zig-zag cross brlcing entirely electric welded. There <br /> are 8 braces per 10 £oot tower section. The entire structure <br /> is hot dip galvani�ed �iT�r. inside and out. The three foot <br /> foi�r inch base section for the to�aer ( for placement in a con- <br /> crete basel and each 10 foot tower section are double bolted <br /> at the section joint (atCschment A includes manufacturer' s <br /> i ` information about the 25 G1 . The concrete base will be <br /> ( ��� poured around a three foot Cour inch high tower-base section <br /> � fls well as 30" pieces of 1/2" re-bnr. The concrete base will <br /> 1 be 2 ' IW) Y 2 ' lL) S 2. 5 ' ( D1 . The toN•er will attached to the <br /> � buildings eaves with the standnr�i Rohn e�ves brucicets at nine <br /> w�� feet above grade. <br /> � <br /> The antennas to be userl on the Proposed tower are not unusu- <br /> ally large or heav}• -- the largest antenna is a single pole <br /> appro�imately a feet lonq , fttt.�ched to a 10 foot decouplin4 <br /> � �`� mest. The antennas will be mounted in such fl way that the <br /> tip of the tnllest nntenna used on this tower will be no more <br /> than 30 feet above ;3round. The radio svstems, of which these <br /> � ��, ' antennas are a part , c.'ill be used only during disaster op- <br /> erations , drills, or d�ir.inq periodic t.ests. <br /> � B. PROPOSGD INSTALLATION: ConcreLe pud with n 5 foot <br /> +��� ' wooden fence on tr�o sides <br /> I ' Purpose: The cor:crete pad's dimensions will be 7 ' Iwl :C <br /> � 7 ' 9" ( 1 ) X 6" (d) . The ps+d Hill have a five foot high wooden <br /> �1� r� � m �ence on tw•o sides . Stee1 wire mesh wil ; be included in the <br /> � �� nd as it is poured. <br /> �_, P <br /> � <br /> �O`The pad �vill ser��e as a base for a 10 kilowatt electrical <br /> mr <br /> �o <br /> m i <br /> ;��, -. <br /> sUi. <br /> :U - <br /> "� _ <br />