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` TABLE 3
<br />--
<br />Transportation Systems Development Charge Analysis
<br />1. Analysis of Transportation System
<br />Eugene/Springfield metropolitan average vehicle trip length 4.38
<br />Eugene trip end peak vehicle miles; percentage on Eugene's arterial and collector streets 0.35
<br />Total lane miles of arteria- and collector system, excluding turn lanes [arterial = 59.4°,6; collector =40.6°~ j 404.12
<br />Average number of lanes per mile of arterials and collectors 3.26
<br />Eu ene avera a one wa tri len th for arterial and collectors miles er tri 4.38 " 0.45 ` %: 0.7665
<br />z. Arterial and Collector Street System Analysis (Linear Mile Costs):
<br />Existing level of service "D" for Roads; number of vehicles per hour (capacity per lane mile) 675
<br />Linear Section Total Construction Costs:
<br />n Typical collector street width 46 feet n Typical arterial street width 66 feet
<br />a Typical collector construction cost per linear feet $241.02 n Typical arterial construction cost per linear feet $337.27
<br />a Total cost per linear mile, 46' collector
<br />[ $241.023 * 5,280 linear feet per mile]
<br />$1,272;601 a Total cost per linear mile 66' arterial
<br />[ $337.273 * 5,280 linear feet per mile]
<br />$1,780,801
<br />Average Linear Section Costs:
<br />a Average construction cost per linear mile
<br />[ ($1,272,601 *.406) + ($1,780,801 * .594) J $1,574,472 ~' Average construction cost per linear foot
<br />[ $1,574,472 / 5,280 linear feet per mile]
<br />$298.20
<br />a Average non-assessable cost /linear mile [53.9°,bj $848,641 a- Average assessable cost /linear mile [46.1%j $725,832
<br />~ Average non-assessable cost per linear foot
<br />[ $848,641 / 5,280 linear feet per mile ] $160.73 D' Average assessable cost per linear foot
<br />[ $725,832 / 5,280 linear feet per mile ]
<br />$137.47
<br />..Assessable and Non-assessable Costs:
<br />n Non-assessable cost per lane mile {excludes
<br />administration and engineering charges}
<br />[ $848,641 / 3.26 (average # of lanes per mile) ]
<br />$260,319 ~ Assessable cost per lane mile {excludes
<br />administration and engineering charges}
<br />[ $725,832 / 3.26 (average # of lanes per mile) ]
<br />$222,648
<br />a Non-assessable administration/engineering
<br />costs applied [ $260,319 * .25 ]
<br />`~~ ~`otal oltJes~e§s~bioa~~st per Lan'e'M[IQ ~~;
<br />~ ,?.~.'~ &($2g0,~19't~+ Q ~$65~080 ]._?`t, ~"p ~.~s ~:~~~1ri'"~'' `~ :
<br />$65,080
<br />w+x,325 399,,;
<br />e, ~ .~,'. a Assessable administration/engineering costs
<br />applied [ $222,648 * .25 ]
<br />D Total Assessable Cost per Lane Mile
<br />
<br />[ $222,648 + $55,662 ]
<br />$55,662
<br />$278 3
<br />10
<br />Intersection Costs (based on the linear foot unit costs and the average number of intersections per lane mile):
<br />n Cost per lane mile {excluding administration
<br />
<br />and engineering costs }
<br />$38,117 '~- Gost per lane mile { inclUdiri~ engineering '
<br />
<br />/ admiin[stration costs: + 313'917 '' ds35 847,846
<br />Traffic Signal Costs:
<br />a Signalized intersections in Eugene system 144 n Total # intersections with traffic signals 198
<br />a Signalized intersections, joint with state system 54 r~ Eugene equivalent signals [ (54 / 2) + 144 ] 171
<br />D Percent signalized intersections per lane mile
<br />[171 / 400 J 0.4231 ~' Adjusted signalized intersections per lane mile
<br />{with downtown high density reduction factor}
<br />0.35
<br />a Average signalization cost per intersection
<br />
<br />{includes administration & engineering charges}
<br />$200, 000 :~' Stgnalixatidn cast per lane.-mile of 'arterial
<br />,
<br />~,;' ! epilectots ` ;;, [ $200;000 *' 0 35 ~',.; ~ ~ S70 0
<br />
<br />00
<br />Bridges and Other Structure costs:
<br />a Past project costs -small structures {~/z of bridge. inventory} $9,377,554
<br />a Past project costs -Ferry St. Bridge and Ferry Street Bridge overpass ($3,619,980 + $6,182,400 ] $9,802,380
<br />~ Administration and engineering costs added to past project costs [ ($9,377,554 + $9,802,308) * 0.25 ] $4,794,983
<br />n Total costs for past projects, bridges and other structures [ $9,377,554 + $9,802,380 +,$4,794,963 ]
<br />`sY~.Ave~a a cost:; '''r lan~~lmli~ ft)1;~b~ ~gf§a/stc;f.~jru`i'e~s, itl>rl>tde~ ~idrtln~~& e:ii .< their e} ~.~; ';$23,974,9171,x04:12;] $ 23,974,917
<br />.,;$59,326`
<br />Arterial and Collector Street Light Construction Costs:
<br />s Standard # of street lights per vehicle mile (capacity per lane mile) 27 Cost per arterial street light $3,000
<br />rt~~~Atrera~e'str~et li~lft~,+rxost pei~~~rip ~~t ak r 2~'y,,~'r .. Z~+~~s ~ ~~u~~ ~ ~ 09856 (27) ;$2,500 ].
<br />....i (. .. ~. Yi esn :.' cr :.~^.. '~ ... Yl., 4>; i. ElStit.x+ ~>~n::.,> ;fi_ ~ ,
<br />~_ $85 17:
<br />TQtalACost, per,,,Lan;;f3AMile,;o~ 8treet~$~is,ei'tt,~;~,~ "` t~,+,~r„~,,tf`~~ ~' ,7 ;~ 3$25,399 +,y47,646,+ $70,000 + $59,936,]:; ;$502,371;
<br />TOTAi;~STREETSYSTEM.COST PER.~TR[P`(vu~th lighting),'; '`,[,(~?$91,25~):+ (:0;98551.:675) ~;",.$502;371°')':J ;$655:64
<br />3. Off-Street Bic cle Path Anal sis:
<br />Total estimated population (1995) 121,905 Totai number of trips per person 1.311
<br />Existing standard (LOS); lighting per 1,000 persons [40 lights x ~s.9o mile = 27s total lights; (276 / 27.65 total path miles)/121,905] 0.0819
<br />Cost per mile off-street path lighting [ $2,000 x 40 [ $120,000 ~y~~at`p,~l'<~e)'~on, off $ttt3e~ lightlh~ ((OQ819/1,OQp) " 8Q,000), , ~; , $9;83.
<br />`xisting standard (LOS) for bicycle path miles per 1,000 persons [ (27.65 miles of path / 121,905) x 1,000] 0.2268
<br />"2;ost per mile of off-street bicycle path $350,000 Cot}4'~pe`rr peYSarS~, bff street path~t ((o,226e i 1,000)`412'652) .
<br />,... .. ' . '579:39:
<br />TOTAL:BICYCLE;;:F~ATFirCOSTPEI~=TRIPJ~~~Ad'uste:~ m'' .eak,~t~,r=~'~..,fi~{; ~{~ $9:83 +'>$79 39 :/.,1 `311 ;:~ ;$68:05
<br />4. Summary of All Transportation System SDC Components:'
<br />Cost per Street System Component; per trip $655.64 Cost per off-street bicycle path component; per trip $68.05
<br />n
<br />TOl`A4,.SD.C, iR.7~IF~t~` i»~iY ,aiyent~i ~~ude~i( htli~ 4 os#s '~ ~~~jh'ts{ a ,, ~ I ~~ ~ ~,~ ~ ,~
<br />{a ~ . i. .~. ~.,,ifrt3~ ,~~.,~,:.,.... r,~i~i~ , .$64:1 44 •f'`:~$03~87; ,.:;:$723:69
<br />March 01, 1997 Methodologies: City of Eugene SDCs Paae C-5
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