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. US~BC <br /> <br />, Page 9 of 17 <br />. <br />EXISTING BUfLDiNG REHABILITATION ~ <' ~ }_ ~ ~ <br />There is a totai of 2 CREDn'S available for rehabilitation of an existing structure,; <br />,_ _ depending upon what fraction of the building's `structural sheil is maintained: ~ <br />' ....~ _= .,. Y <br />+ ~ ., ~ , ~ .. .,, . .~ . . j . <br />' ` CREDIT LEVEL . . ..:~ . ~~ . .~ , v , t ~t~,~= < , ; ~ : ;3 , <br />One credit is available for maintainin a minimum o~.7~./b; <br />9 , ° of th~ building'g~tructura),shgii . <br />while undertaking extensiv~ rehabil'~tation of an exisb'ng structure. `~ ~ <br />~ 2 CREDIT LEVEL ~ <br />Two credits.are available fo~ maintaining 100'~O of the building's~stcuc~urat~shel~while~= ° <br />undertaking extensnre~ rehabilitation of an existirig . : ~ . . <br />. : , structute ~,'; ,,: ~ ~ <br />lNDOOR AIR QUAUTY ~ ~ ~ <br />There, is a total of 3 CREDITS available for indoor air quality (!AQ) measures. <br />1 CR:EDIT FOR CONSTRUCTiON IAQ ~MANqGEMENT PLAI~ <br />One credit ~s available foc the development a~d implementati~on of an IAQ management <br />plan for the construction pr~ocess, which is consistent with Sheet Metal and Air Conditioning <br />Contractors Nationai ~ ~ ~ , <br />U;~~~~. :;:a:~~tru~~i~r ,. Th~tion s (SMACNA) 'lA.~• v;s~d~tir~~s `C_(_1~^,.:~}:....'.. =~~:i:~ ~. ~.~ . <br />__ management plan shall provicie for: " <br />*Protection of the ventilation system components (equipmeM & pathways) from~ <br />contamination, . . <br />or ~ . ~ . - - <br />. ~ <br />'~afteir completion of construction and nor to occu n ~ ~~ <br />e r p' pa cy: provis;on of deaning ~ <br />requirements for verrtilation system oomponents and pathways e;xposed to contamination ~ <br />~ ~ . <br />; .. uring construction.~ <br />~ CREDiT FOR~ADVANCED~CONSTRUCTION ~ <br />Orie additional credit is'available for undertaking the rna gemen plan requirements <br />above and impiementing the following addi~onal measures: . - . ~ <br />*reduction of.consfivation contaminants in the building prior to. oa;upancy (e g, dust, <br />particulates, water infittration-related contamination; VOCs). - <br />and ~ <br />'if the retum air side of a system is used during ~construction, provide a minimum of 85% <br />fittration~ as determined by ASHRAE Standard 521-~1992 on r~etum-side.system . <br />compunents during constriicbon and replaoement of all filtration media pnor to occt~pancy. <br />1 CREDIT.FOR PERMqNENT AIR MON~TORING SYSTEM ~ <br />One credit is available for the installation of a~•Jpermanent air monitoring system. .. <br />~ :, <br />`System :should have the capability to monitor supply and n~fiurin air, and ambient air at the <br />fnesh air iMake~ for carbon monoxide (CO), carbon dioxide (C02), total votatile organic ~ <br />oompounds (TVOCs) and particulates Cncluding PM10).~ ~ .~ ` ~. ~ - . :.._: : {.~ -:-. .. . <br />r .. . <br />~~. . . .... • . . . ~ . . . a'~-..,.~ . . <br />LANDSCAPING/EX~'`EI~IOR DESIGN :,~:,- •: ~ . . ~, ~ ° ~ . - . . <br />There is a ~tota~I ~of ~CF~EDITS available #o~:lanc~scapirig ~measures: ~; ~ : . ~ - <br />. : .... :;; .. . , "w. ; .: <br />, ,,, . ~ .. - <br />1 CREDIT FOR E(3`OSION :CONTROL ~ " r ~ . . . ~ _:. ~ - <br />~. ~ . . : :y ' .t~t~- .:'. . <br />~e credit i's-availa~le'for the certificat~on•of aompliance~with Sections 4.2 e.~&'~f.~ of the~ ~~' ~ ~ <br />aryland Model Erosion a~d Sediment Control,Ordinance.and Section 8:°(Group:2)~of,the>. . <br />Maryland Model Stormwater Management~ Ordinanoe. ~ - <br />hrip://www.usgbc.org/programs/leed.htm 8/11/98 : <br />_ . - ~,.. . <br />