HomeMy WebLinkAboutComments ODOT 6/12/2008
Memorandum
City of Springfield
Date ReceIVed.Jd11:' {f6
Planner: MEM
Date June 10,2008
To Molly Markanan, Planner II
From
Subject
Jon Driscoll, TransportatIOn Engmeer m Training
SUB2008-00022 Dwyer's SubdlVlslOn
The TransportatIOn DIvIsIOn has reviewed the matenals provided With the subject applIcatIOn
The recommended findmgs and conditIOns outlmed below are provided for your use m prepanng
the land,use decIsIOn
General
Fmdml! The subject property IS an 35,376 sf ofIand located north of High Banks Road, west of
55th Place (Map 17-02-28,00, Tax Lot #303) Approval of thIS proposal would create five lots
on the present lot that contams one eXlstmg residence
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TransoortatIon Svstem Imoacts
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Fmdm~ Abuttmg the subject sIte to the ~ IS High Banks Road, winch IS a 44 foot WIde paved
roadway wlthm a 60 foot nght of way The street IS Improved WIth curb/gutter, and a street,
abuttmg sIdewalk On the north sIde of High Banks Road, east and west of the property, are two
low sodIUm street lIghts Average dally traffic along tins street IS estImated to be less than 6900
velncle tnps per day
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Fmdm~ Based on ITE Land Use Code 210 (Smgle-Fmmly Detached Housmg) development of
five parcels on the property would generate 40 additIOnal vehicle tnps per day and four PM
peak-hour velncle tnps onto the surroundmg street system
In additIOn, assumed development may generate pedestnan and bIcycle tnps Accordmg to the
"Household" survey done by LCOG m 1994,126 percent of household tnps are made by
bicycle or walkmg and I 8 percent are by transit bus These tnps may have their ongms or
destmatlOns at a vanety ofIand uses, mcludmg tins sIte Pedestnan and bIcycle tnps create the
need for Sidewalks, pedestnan crossmg SignalS, crosswalks, bicycle parkmg and bicycle lanes
PartItlOrnng of the property as proposed would have no slgrnficant traffic Impacts to the abuttmg
street system
ConditIOn None'
Site Access and ClrculatIol\
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Fmdm2: InstallatIOn of dnveways on a street mcreases the number of traffic COnflIct pomts The
greater number of COnflict pomts mcreases the probabilIty of traffic crashes SDC 4 2-120(A)(I)
stIpulates that each parcellS entItled to" have an approved access proVIded "
SUB2008-00022 Dwyer's SubdIvIsIOn
6/12/2008
Page 2 of2
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r.Fmdm!! --The apphcant-proposes to create an 18-foot dnveway WIthm a 26 feet WIde access
/easement whIch w'o1ild serve-tlie.northern three parcels The apphcant proposes to create a 20'
V'I fl- ,
dnveway apI'll:I\S The mlmmum acceptable WIdth of dnveway transItIOn WIngs IS 3 feet
!l Wlol-h-,
, j" Fmdm!! As condItIOned below mgress-egress pomts WIll be planned to faclhtate traffic and
~ pedestnan safety, aVOId congestIOn and to mlmmlze curb cuts on pubhc streets as specIfied m , \,\~
J\i~ SDC SectIOns 4 & 5, apphcable zomng and or overlay dlstnct ArtIcles, and apphcable ~ \ ~\\'\
~,\vlJ.lJ refmementplans ~ ~iJ\)
~ ~'-o
~ Recommended Condition Alter the site so that the drlveway/t~mphes with Standard ~{\: to!"
DraWing 3-19 of the Standard Construction Specifications, /(e.g. The driveway apron ~ h I-fJr:o
could be reduced to 18 feet, provided the Fire Department's 80,000 Ib load IS supportable '.l.-
by driveway wings.) ~ ~
. \ Recommended ConditIOn Prior to final plat approval, execute and record an Irrevocable
'.\ access easement for the Lots 2, 3 & 4 as proposed.
j Recommended Conditions Street trees andlor on-site vegetation shall be placed or
relocated as necessary to maintain adequate vIsion clearance triangles at the corners of
all site driveways per SDC 4 2-130.
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