Laserfiche WebLink
INDIAN RIVER COUNTY ADMINISTRATION COMPLEX <br /> TLC PROJECT NUMBER 503036 <br /> MAY 183 2006 <br /> ATRIUM SMOKE CONTROL <br /> PAGE 1 OF 6 <br /> ENGINEERING <br /> FOR ARCsi ITZCTJRF <br /> BUILDING 1 <br /> ATRIUM SMOKE EVACUATION <br /> (BASIS NFPA 92B = 2000 EDITION , 2001 FBC) <br /> FBC-2001 Mechanical Code Section 403 .6 .6 <br /> 4U.6.3Atriame, A cake fyMf* *W be <br /> Ono In itaFaa*xa 4ara:5ra,#xsyr <br /> a �wanmair - � <br /> a. a& t 'ift `Ows, Asy air qpwvd <br /> wii'vAk wfB �ialevtl� . <br /> Rc. 3ftfift aaaf tae*at[ IIIam *(Ab e <br /> • a <br /> rd ` zsa{zltda�� ia � � <br /> a r�iaatiaamnR�A {t4A92 aa�S ark#a . <br /> n4u t <br /> to bmw m or da <br /> Asst dna <br /> art."S}. VII *0 ar *.:In= =gas <br /> Mm W80 Aaacxbsa0 Von IIhe <br /> atmd aa,PMO& a a:tear e: px . <br /> . . <br /> pwW <br /> M ordw ubmt <br /> 03:6" tbt pw ; of swam% do Vol me of <br /> cak <br /> 'PAua3a cr6,a S�(4A6 <br /> wk a *ddak omm M lie pwMA as is <br /> 1P OF 0A1 4c kkWmxd <br /> Farmed u dwo&IIIIkezvwl• <br /> aYaPesppiye�61rcfi56sattlea <br /> blIm"t aaxda Aug 5a pm*UM As ft <br /> sUItial9eaaks Y}'F$tA �tlaa�s fN63aeaMta} <br /> ipaf�N�l�d" AIM a3e Ia �}^.. <br /> W NWO to aWWWO Yui 0I ww4 <br /> emada" ataa ba PMOW " i antow a*" AR+ <br /> 00 XWWM 61 Tho 1"I ownix *aP be pw- <br /> v*W U} a kmilan by 4 <br /> METHODOLOGY <br /> In accordance with 403 .6 .6. 1 , the system exhausts 40 , 000 cfm of air from fan EF- 1 -2-5 . <br /> The atrium is under 600 , 000 cubic feet and has a height of less than 55 feet. In <br /> accordance with 403 .6 .6 .2 , 75 percent of makeup air (30 ,000 cfm) is introduced at the <br /> lowest level by opening doors 101A, 101133 101E , and 101F. Each door group is one <br /> pair of 3'x7' doors. The combined area of these doors is 168 square feet, and each is on <br /> an electric operator. The velocity through the opened doors is 178 feet per minute . Air <br /> migrates to a plenum at the roof level in the cove ceiling . The plenum extends <br /> approximately 250 feet around the ceiling and is approximately 1 foot deep for a total of <br /> 250 square feet of opening into the fan section . In accordance with 403 .6 .6 . 5 , the <br /> system has manual control in addition to automatic control . The manual control station <br /> is located in the fire alarm control panel at the building entrance . <br /> RECEIVED <br /> MAY 19 20066 <br /> TURNER <br />