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Mr. Ryan Sass <br />Octohcr 11, 20Q�J <br />Pagc 2 <br />SI? G��crett A7a11 �Va1' is a 7-lanc scction at thc proposcd sitc acccss point. "I'hcrc arc thrcc <br />lanes in each direction with a'I\vo-Way-Lelt=1'w�n-Lane ('1'WI:1'L). "f'Ihe posted spced limit <br />along SG Lverett Mall Way in thc sitc vicinity is 40 mph in both directions. 'Chcrc are se��cral <br />chiveways in thc ��icinily. <br />Accident Anah�sis <br />GTC conductcd a 3-y�:u accidcnt study lin• thc intcrsections of I:��crctt Mall ��tay at ;"' <br />Avenue SG for the time period G•om January 2001 to Dccember 2003. 'I'he U�aflic volumcs <br />���cre calculated 'uy taking thc adjaccnt interscetion volumes at Gvcrclt Mali Way and 7°i <br />r\venue SG and dividing Uy a K Factor of 0.10 to achicve thc ADT. Thc annual accidcnt <br />frequencies, rates and types of accident are summarircd in 7'able l. The accidcnts <br />intcrseclion rate is 1.04 accidents per million cntering vchides (ML'V). The dcvelopment is <br />proposing to closc thc csisting northcrn drivcway on 3"� Avenue SL. 'Chis will hclp incrcase <br />thc acccss separation and should have thc positivc side effect of rcducing rcar end and <br />approach turn accidenls. l�otc: Thc accidcnt analysis took in accowu all of thc accidcnts at <br />the intcrscclion and on thc �vcst le� of thc intcrscclion along Gvcrctt Mall Way within 300 fcct <br />I�rom the intersection. <br />Lc��cl of Screicc <br />Nu intcrscction �vill bc im��actcd with �0 nc��� P�4 pcak-hour Irips and thcrcl'orc no c�isting <br />Icvcl of scrvicc analysis is rc.�uircd. <br />ru�ivizr, c�ni�rrion�s <br />'1'rip Gcneration <br />flal�lic generation lor the subject devclopmenl is b.ised upon national rese�irch data lor land <br />uscs contained in thc lnstitute of'fransportation I�ngineers' (I'I'L) Trip Generurro,�, 7'�' Erlition <br />(2003) for Gasolinc with Convcnicncc Storc (17'G LUC 945). Avcragc trip generatioii r.ucs <br />liat�c becn used for the proposed laud uscs. The acceplcd pass-by percenta�c of 5G% Gom the <br />I'I'1: 7rip Generatia� HnnJbooh was utilizeJ for thc gas station. E3:�scd on 4 nc�v fucling <br />positions, lhc ficility cxpansion will generate 2SG.49 new AD'1' witii i$ A1y! peak-hour lrips <br />(S inbound/7 outbouncl) and 23.52 P�4 pc�k-liour trips (12 inbounu/12 outbound). A <br />sumniary of tho U'ip gcncralion has bccn includ �:': lhc 'I'ablc 2. "fhc u•ip gcncration <br />calculatiuns ha�r hren incluJcd in thc :ittachmcnts. <br />//� <br />/ u � UVII�1 <br />RAFFIC <br />Ow�Md4Ql�4� <br />