HomeMy WebLinkAboutComments PWT 12/22/2005
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GALE Kitti
From: MCKENNEY Gary
Sent: Thursday, December 22,2005404 PM
To: GALE Klttl
Cc: FERSCHWEILER Greg, BARNES Steve
Subject: SUB2005-00065 Jokinen Meyer Park
Attachments: SUB2005-00065 Trans DRC DOC
Kith,
Attached are transportatIon comments for the subject apphcatIOn.
I wIll not be at the DRC meetmg scheduled for next week. I've cc'd Greg and Steve my comments
because we have some overlappmg Issues on how to treat the turn-around area at the end of' A' Street.
Also, I'm not sure where Fire & Life Safety are on that Item.
I'll be back m the office on January 3 and we can continue the dISCUSSIOn as needed.
Thanks,
Gary
12/27/2005
IJ
Memorandum
City of Springfield
Subject:
December 22, 200S
Kitti Gale, Planner II
Gary McKenney, P.E., Transportation Planning Engineer
SUB200S-0006S Jokinen: Meyer Park
Date:
To:
From:
The Transportation Division has reviewed the materials provided with the subject
application. The recommended findings and conditions outlined below are provided for
your use in preparing the land-use decision.
General
The subject site is located at 4866 Main Street (Map 17-02-32-41, Tax Lots 300,302,
and 303). It is approximately 173 feet wide and extends northward approximately 461
feet. North 'A' Street dead-ends into the east property line of the site approximately 320
feet north of Main Street. The applicant proposes to subdivide the existing parcel into 12
lots. Proposed Lots ,I - 10 would be developed as a residential cluster subdivision in the
Medium Density Residential (MDR) zone, Lots 11 and 12 would be in the Community
Commercial (CC) zone; a residence on proposed Lot 11 would remain.
Transportation Facilities Impacts
Finding: Main Street (McKenzie Highway) abutting the development site is a 66-foot
wide, five-lane arterial state highway that is under ODOT jurisdiction. The street is fully
improved with asphalt paving, curb/gutter, sidewalks and street lighting that support
multi-modal travel. Average Daily Traffic past the site is approximately 20,000 vehicles.
'A' Street forms a Tee intersection with 49th Street and extends westward 170 feet to the
site boundary, abutting that portion ofthe property proposed for the cluster subdivision
(Lots 1 - 10). 'A' Street is 28-feet wide and abutting properties are fully developed with
four homes. Existmg traffic volume is approximately SO vehicle trips per day.
The adopted Conceptual Local Street Plan does not call for 'A' Street to be extended
west of Its present terminus as a public street; there are several sound reasons for
avoiding this extension.
· The 28- foot street width supports planning to limit traffic volume on 'A' Street,
· Once the planned traffic signal at Main/48th Streefis constructed, extending 'A'
Street to 48th Street would invite cut-through traffic seeking signalized access
to/from Main Street,
· A straight-line extension of' A' Street to 48th would pass through land zoned
Community Commercial. Such a direct link between commercial uses and
existing residential uses would not be compatIble with the narrow street width.
· To avoid such an alignment and allow for efficient residential development on
abutting land, the' A' Street extension would need to be routed further toward the
SUB2005-00065 Jokmen Meyer Park
December 22, 2005
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north. But, a more northerly alignment would create an undesirably short block
length between 'A' and 'B' Street to the north.
Finding: For Lots 11 and 12, which are zoned CC; approval of this proposal would not
result in any potential increases in vehicular traffic that would not be addressed later
during a Site Plan Review process. For that portion of the property zoned MDR,
approval of this application would allow construction of residential units without further
land-use review. Based on ITE Land Use Code 230 (Residential
Condominium/Townhouse) vehicular trip generation from this use is estimated to be as
follows:
· Average Weekday = 10 dwelling units x 9.57 trips per dwelling units = 96 trips
· PM Peak Hour = 10 dwelling units x 1.01 trips per dwelling units = 101 trips
In addition, the assumed development would generate pedestrian and bicycle trips.
According to the "Household" survey done by LCOG in 1994, 12.6 percent of household
trips are made by bicycle or walking and 1.8 percent are by transit bus. These trips may
have their-origins or destinations at a variety of land uses, including this use. Pedestrian
and bicycle trips create the need for sidewalks, pedestrian crossing signals, crosswalks,
bicycle parking and bicycle lanes.
Finding: As conditioned below, existing transportation facilities would be adequate to
accommodate additional vehicular and pedestrian traffic that would be generated by the
proposed development.
Site Access and Circulation
Finding: Installation of dnveways on a street increases the number of traffic conflict
pomts. The greater number of conflict points increases the probability of traffic crashes.
Effective ways to reduce the probabIlity of traffic crashes include: reducing the number
of driveways, increasing distances between intersections and driveways, and establishing
adequate VIsion clearance where driveways intersect streets. Each ofthese techniques
permits a longer, less cluttered sight distance for the motorist, reduces the number and
difficulty of decisions drivers must make, and contributes to increased traffic safety.
SDC 32.080(1) (a) stipulates that each parcel is entitled to "an approved access to a
public street."
Finding: Existing access to the proposed subdivision site is via two driveways onto Main
Street near the east and west property lines. The applicant proposes to close the eastern
driveway and maintain access to the residence via an existing 25-foot wide private access
easement along the west side of Lot 12 connecting to the western driveway at Main
Street.
Under this proposal Lot 11 would remain with a residential use in the commerCial zone,
with no street frontage. If/when the lot is redeveloped with a commercial use it would be
~ 'I'
.
SUB2005-00065 Jokmen Meyer Park
December 22, 2005
Page 3 of 3
inappropriate for that development to take its access through the adjoining residential
neighborhood via 'A' Street. Access to the house on Lot 11 should continue to be via
Main Street as proposed, which will minimized the need to alter access arrangements in
the future.
Finding: The applicant proposes to provide access to Lots 1 - 10 by constructmg a 20-
foot wide private driveway extending from the end 'A' Street into the cluster subdivision.
A wider paved area would be constructed adjacent to the end of 'A' Street to provide for
vehicular turnaround.
Finding: As conditioned below ingress-egress points will be planned to facilitate traffic
and pedestrian safety, avoid congestion and to minimize curb cuts on public streets as
specified in SDC Articles 31 and 32, applicable zoning and or overlay district Articles,
and applicable refinement plans.
Recommended Condition: Prior to final plat approval, close the eastern site
driveway onto Main Street as proposed.
Recommended Condition: Prior to final plat approval, place a deed restriction on
Lot 11 prohibiting access to 'A' Street.
Recommended Condition: Prior to final plat approval, execute and record a public
access easement over the paved turnaround area at the end of 'A' Street. Prior to
recording, the dimensions of this easement shall be approved by the
Transportation Planning Engineer.
Please provide a copy of the draft Decision for my review prior to issuing the final
decision.