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<br /> TABLE 3
<br /> ' Trans ortation S stems Develo ment Char e. Ana! sis
<br /> nal sis of Tra ortation S stem
<br /> ug ne/Springfield metr olitan average vehicle trip length 4.38
<br /> u ne trip end peak ve icle miles; percentage on Eugene's arterial and collector streets 0.35
<br /> of I lane miles of arteri 1 and collector system, excluding turn lanes [arterial = 59.4%; collector = 40.6% ] 404.12
<br /> v age number of lane per mile of arterials and collectors 3.26
<br /> u ene avera a one wa tri len th for arterial and collectors miles er tri 4.38 * 0.35 ` % 0.7665
<br /> 3
<br /> .Arterial and Co lector Street System Analys[s (Linear Mile Costs):
<br /> xi ting level of servi a "D" for Roads; number of vehicles per hour (capacity per lane mile) 675
<br /> i ear Section Total Construction Costs:
<br /> ypical collector st eet width 46 feet ~ Typical arterial street width 66 feet
<br /> ypical collector c nstruction cost per linear feet $231.42 > Typical arterial construction cost per linear feet $331.51
<br /> otal cost per line r mile, 46' collector a Total cost per linear mile 66' arterial
<br /> $231.42 * 5,280 I near feet per mile] $1'221'898 [ $331.51 * 5,280 linear feet per mile] $1,750,373
<br /> v rage Linear Secti n Costs:
<br /> verage constructi n cost per linear mile b Average construction cost per linear foot
<br /> [ ($1,221,898 *.4 ) + ($1,750,373 * .594) ] $1,535,812 [ $1,535,812 / 5,280 linear feet per mile] $290'87
<br /> verage non-asse sable cost /linear mite (53.9%) $827,803 a Average assessable cost /linear mile [46.1%] $708,009
<br /> Average non-asse sable cost per linear foot D Average assessable cost per linear foot "
<br /> $827,803 / 5,280 inear feet per mile ] $156.78 [ $708,009 / 5,280 linear feet per mile ] $134.09
<br /> s essable and No ssessable Costs:
<br /> a iNon-assessable st per lane mile {excludes a Assessable cost per lane mile {excludes
<br /> administration and engineering charges} $253,927 administration and engineering charges} $217,181
<br /> [ $827,803 / 3.26 average # of lanes per mile) ] [ $708,009 / 3.26 (average # of lanes per mile) ]
<br /> D Non-assessable a ministration/engineering costs ~ Assessable administration/engineering costs
<br /> applied [ $253,927 * .25 ] $63,482 applied j $217,181 * .25 ] $54,295
<br /> r n mile
<br /> ~ Cot a la e
<br /> ble s
<br /> T A sessa
<br /> otal s
<br /> ' <:T.:.,.~'ai[~ri::~s:.,..:<. ;~~~D;`iz~~( jc.;
<br /> a(n~; ii.:::.:::::: 271 476
<br /> <:>::~;:<~ . : i48~> :::>:.>:;;»::>::>y $217,181 + 554,295 ]
<br /> n rsection Costs ( ased on the linear foot unit costs and the average number of intersections per lane mile):
<br /> Cost er lane mil {excluding administration
<br /> P
<br /> $29156 '>;~`•:~~11i~•:.st`>.> tneax'~ri~;.~a~s~1E5~ra#its::peed ...................~~.:...:.r.....:::::::
<br /> ' and en ineerin sts ::.::.>::>::>::>:<:>::>:<:>::>::;:<:»:;;>::>:;:>::»>::»::»>
<br /> T ffic Signal Costs
<br /> Signalized inters coons in Eugene system 144 D Total # intersections with traffic signals 198
<br /> Signalized inters coons, joint with state system 54 D Eugene equivalent signals [ (54 / 2) + 144 ] 171
<br /> Percent signaliz intersections per lane mile 0.4231 D Adjusted signalized intersections per lane mile 0.35
<br /> [ 171 / 404.12 ] {with downtown high density reduction factor}
<br /> A ra a si naliz tion cost er intersection St t14l;f:i~21~~#t1 ~i~Q!S~:.~~...~>I#.:::....,..,,,,,,,,,,,:,,,;:,,,,:,,,:,:,;,:.
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