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peak demand, thus the use of the P.M. peak hour trip generation rate. Trip rates are to be <br />determined using paragraph f4] 3, Trip 'Generation Rates,` of this Appendix C. <br />Units' per Development =the ;unit of measure which represents the size ;of a - <br />deveioprnent, such as thousand gross square :feet (TGSF). The unit value is <br />determined by the developing project's ize, <and the type: of units is set for'eacfi' land <br />use in Attachment#1 of this Appendix. <br />''/z"= The factor used to account for: the foci that each trip_has ,an origin and a <br />destination. By applying #his factor, casts are;equaily assigned between the Qrigin and <br />the destination and each development should be responsible for only half of the total <br />__ <br />impact of each trip..... <br />Average Length of Metro. Trips {Trip-Lerrgl:hj =The average length. of all vehicle ,trips F <br />the] far he local Springfield-Eugene metropolitan area. The current average Icngi':h of <br />.: <br />vefiicle trips {frr] can be'found in Table 3 <br />eaica la <br />Eugene Trip <End P. M. ljeak Vehicle;Mifes; Perceirt on ~ttgene's <br />Arterials and CollectorfsJ Streets =The {percentage] portion<'of the length ofal( vehicle <br />trips with at te~~ oneend point in4Eugene that occur on Eugene arterials and collector fs] <br />streets. f-] The percentage does not inctuite travel in Eugene Shat occurs <br />on state highways, county roads, or local streets. Analysis of traffic flaw is use8 t <br />determine the<percent of P~M. peak vehicle mites traveled on trips anginairngand/ar <br />ending in the Eii+gene Urban Growth Boundary, .. . , <br />tha#~?occurs on Eugene's arterial and collector streets {#ar~tich <br />. the streets that arm etr+~rble, fiar:~t~~~ <br />r~xsvery;thror~;i~~:t~ State highways and county roads are excluded from this analysis. <br />since the City of Eugene is not responsible for construction costs associated with those <br />facilities. Local streets are excluded from the SDC analysis since they are funded through <br />assessment revenues. <br />*-tX~ ~3~r T~7r~~ ~'_ f uger;e'~' avenge orti'e way tr-p ;le~gtfi~ dart ar~tali~ aid calledtors <br />represented' ~ri~erator rn the abfl~e'=equation ('dat-ker t~r~~ ~ha~eci ~rea~# r~ t~ <br />percentage, t~f ;E~gere traffic eGgYbl~ fitr recovery througfi SDGS. <br />,tit 5ysfe~x~Capacity ~~,rg~~~~A+fit~~;= The capacity of a lane at level of service (LOS) <br />"D". Because of the limitations imposed at intersections, the capacity of a lane at LOS "D" <br />• is 675 vehiclesiper lari•~~ per hour. <br />Totat S#rt-et ~ystet~ Cost per,i~ane J4firie =The a~era~e cost of right-of--way acquisition and <br />construction for one lane mile of street. , <br />-This figure includes the cost for construction. of streets, intersections,- <br />necessary"structures (e.g., bridges), and traffic signals. <br />_ - _ <br />2 675 <br />Proposed Methodologies: City of Eugene SDCs (Effective March 01, 1997) Page C-2 <br />