Stuart Gwin compares two pairs of neighborhoods using their relative accessibility and connectivity to
illustrate the difficulty of building connected networks in the modern urban setting.
1. Wednesday, November 4, 2009
Welcome to Portland, Oregon-The Most Well
Connected City in the United States and the
Home of the Ugliest Building in the World*
* I work in this building
Tuesday, November 3, 2009
3. For purposes of discussion we will compare two pairs of
neighborhoods using their relative accessibility and connectivity to
illustrate the difficulty of building connected networks in the
modern urban setting.
The neighborhoods are:
Downtown
Gateway
NE 60th Ave LRT station area
NE 148th Ave. LRT station area
Tuesday, November 3, 2009
6. Downtown Portland
East/West-4th Ave. to Broadway N
North/South-SW Pine St. to SW Columbia St.
1 2 3 4 5 6 7 8 9 10 11 12 Broadway
13 14 15 16 17 18 19 20 21 22 23 24
6th Ave.
25 26 27 28 29 30 31 32 33 34 35 36 5th Ave.
Text
37 38 39 40 41 42 43 44 45 46 47 48 4th Ave.
SW Columbia St.
SW Jefferson St.
SW Morrison St.
SW Madison St.
SW Main St.
SW Yamhill St.
SW Salmon St.
SW Taylor St.
SW Washington St.
SW Alder St.
SW Stark St.
SW Pine St.
48-Intersections
.08 sq. mile
Tuesday, November 3, 2009
9. Gateway Regional Center
NE Wiedler/Halsey to NE Washington/Stark
NE 99th to NE 102nd N
1 2 3 4 4 8
5 6 7
11 10 9
12 13
17 18
14 15 16 19 20 21 22 23 24
25 26
26 Intersections
.29 sq. Miles
Tuesday, November 3, 2009
10. Gateway Concept Plan by Peter Calthorpe N
Approx. Capital Investment For New
Streets and Row-$70 million
Tuesday, November 3, 2009
11. THOMPSON ST THOMPSON ST
THOMPSON ST
105TH AV
THOMPSON ST
106TH AVE
92ND AVE
THOMPSON ST
95TH PL
EUGENE ST
117TH AVE
112TH AVE
$
&
%
205 EUGENE ST
104TH AVE
116TH AVE
TILLAMOOK ST
$
&
%
N
E
84 SAN RAFAEL ST
HANCOCK DR SAN RAFAEL ST
113TH AVE
HANCOCK ST
HANCOCK ST
114TH PL
SCHUYLER ST
108TH AVE
101ST AVE
R
BELL D
118TH AVE
119TH AVE
SCHUYLER ST
104TH AVE
BROADWAY
111TH AVE
106TH AVE
116TH PL
BROADWAY
102ND AVE
103RD PL
100TH AVE
WEIDLER ST
HALSEY ST
114TH AVE
108TH AVE
Revised Gateway Street Plan-Adopted by Council Oct. 22, 09
CLACKAMAS ST
117TH AVE
WASCO ST
$
&
%
118TH AVE
84
MULTNOMAH ST MULTNOMAH ST
112TH AVE
109TH AVE
GATEW
107TH PL
HASSALO ST
108TH AVE
AY
113TH AVE
HOLLADAY ST
TC
PACIFIC ST HOLLADAY ST
110TH AVE
AVE
OREGON ST PACIFIC ST
107TH AVE
PACIFIC ST
"
# "
#
111TH AVE
92ND AVE
93RD AVE
"
#
97TH
117TH AVE
118TH AVE
OREGON ST OREGON ST
106TH PL
113TH AVE
107TH PL
109TH CT
IRVING ST
108TH AVE
TH CT
HOYT ST
101ST AVE
"
#
116TH PL 116
GLISAN ST
"
# 113TH AVE
103RD AVE
104TH AVE
FLANDERS ST
105TH AVE
108TH PL
106TH AVE
92ND PL
97TH AVE
100TH AVE
EVERETT CT
EVERETT ST
99TH AVE
EVERETT ST EVERETT ST EVERETT ST
109TH AVE
110TH AVE
!!!!!
116TH AVE
DAVIS ST
DAVIS ST
"
#
94TH AVE
COUCH CT
118TH AVE
113TH PL
BURNSIDE ST
Cost Unknown at this time
"
#
103RD AVE
ANKENY ST
ANKENY ST
93RD AVE
ANKENY ST
97TH AVE
ASH ST 108TH AVE
ASH ST
!!!!
109TH AVE
PINE CT
105TH AVE
106TH AVE
ASH ST
CT
PINE ST
119TH AVE
ASH
PINE CT PINE ST
OAK ST
"
# OAK ST
OAK ST
STARK ST
103RD DR
WASHINGTON ST
WASHINGTON ST
ALDER ST
ALDER ST
111TH AVE
MORRISON ST
117TH AVE
114TH
112TH AVE
102ND AVE
MORRISON ST
YAMHILL ST
94TH AVE
YAMHILL ST
PL
TAYLOR ST C HE
RR
L
TAYLOR ST
P
$
Y
&
% BL
TH
SALMON ST
205 OS
SALMON ST
114
S OM
MAIN ST DR
SALMON CT MAIN
ST MAIN ST
MAIN ST
CL
114TH AVE
115TH AVE
AY
MADISON ST MA
DI MADISON ST
100TH AVE
109TH AVE
S
96TH AVE S
107TH AVE
ON
T
DR
94TH AVE
CLA HAWTHORNE BLVD
Y ST
CLAY ST
MARKET ST
MA
114TH PL
R KE
106TH AVE
112TH AVE
113TH AVE
T
100TH AVE
DR MILL CT
MILL CT
MILL ST MILL ST MILL CT
104TH CT STEPHENS ST
STEPHENS ST
STEPHENS ST
Tuesday, November 3, 2009
Proposed Amendment
!
Existing Street !!!! Proposed Street Vacation
Proposed New Street Central Gateway Amendment Area Portland Master Street Plan
Pedestrian Connection Gateway Regional Center Map 11.11.3
0 500 1,000 Gateway District
"
# Public Bike and Pedestrian Accessways will be required on these blocks such Updated October 22, 2009
Feet that spacing of public connections shall be no more than 330 feet where full
street connections are more than 530 feet.
Analysis by C. Hainey; Analysis Date: 04-29-09; Plot Date: 10-14-09; File Name: PortlandMasterStreetPlan_Gateway.mxd
12. Intersection Density Comparison
Downtown vs. Gateway Regional Center
Downtown
48 Intersections/.08 sq. miles
600 stations/sq. mile
Gateway Regional Center
26 intersections/.29 sq. miles
90 stations/sq. mile
Tuesday, November 3, 2009
15. 60th Ave. Station/Blue Line
Approx. $7 million in local street improvements
Tuesday, November 3, 2009
16. 8
5
4
6
3
1 2 7 9
11
10
NE 148th Ave LRT Station Area
11 Intersections-.19 sq. miles
Tuesday, November 3, 2009
17. Intersection Density Comparison
NE 60th LRT Station Area vs. NE 148th LRT
Station Area
NE 60th Ave. LRT Station Area
45 Intersections/.19 sq. miles
236 stations/sq. mile
NE 148th Ave. LRT Sation Area
26 intersections/.29 sq. miles
57 stations/sq. mile
Tuesday, November 3, 2009
20. #1 Obstacle To Improving Transportation Networks
Sheer Enormity of the Problem
Increase in Intersection Density of Approximately six fold
Tuesday, November 3, 2009
21. #2 Obstacle To Improving Transportation Networks
Direct Outgrowth of Obstacle #1
Enormous Cost of Creating New Transportation Networks
To Create or Improve Transportation Networks in Three Areas
1. NE 60th Ave. LRT Station Area: $7 million
2. Gateway Regional Center: $70 million
3. NE 148th Ave. LRT Station Area: $21.2 million
$98.2 million
Tuesday, November 3, 2009
22. #3 Obstacle To Improving Transportation Networks
Political and Social realities!!
Believe it or Not Large Numbers of People Prefer the Status Quo
Legal Barriers Involved in Condemning Private Land for Public Uses
Tuesday, November 3, 2009