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Council Work Session 6
Tonight's Objectives:
• Review activities since the April work session
• Discuss design
• Discuss parameters for aesthetic and landscape treatments
• Seek direction on:
• Alignment and sidewalk at north end
• Trail option along the retaining wall
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Agenda:
Council Work Session 6
• Design update
• Aesthetics and landscape parameters
• Trail options at Dubuque Street retaining wall
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Design Update
Mayflower to Taft Speedway
■ Dubuque Street
• Roadway alignment
• Impact minimization to residential properties
• Sidewalks
■ Iowa River Trail and east sidewalk — Mayflower to Foster
• Alignment
• Elevation
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Realigned Dubuque Street
Extent and Goals
• Mayflower to Foster
• Minimize retaining wall
• Minimize residential impacts
• Design curves for traffic calming
• Improve intersection geometry
• Assess east sidewalk
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Dubuque at Ridge Road
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Realigned Dubuque Street
• Sweeping curves signal transition
• Improves Taft Speedway and Ridge Road intersections
• Ridge Road intersection stays in existing location
• Eliminates retaining wall at 1818 N. Dubuque
• Provides better opportunity for easterly sidewalk continuity to Foster
• Mayflower bus pull off and crosswalk improved
• NB lanes /bus pull off are parallel to front of Mayflower
• No difference in cost or elevation
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East Sidewalk
• Cliff Apts to Foster
• Within existing ROW
• Continuity provided
• Save -- $18k today
■ Pay ~ $152k in future
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Dubuque South of Park Road
Includes retaining walls
2' to 5'. Brown to Park
Wider sidewalk on east side
■ No impact to structures
• 729 N Dubuque
• 804 N Dubuque
■ Existing parking maintained • 816 N Dubuque
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Aesthetic Concepts
• Trail connections
• Railing concepts
• Potential bump -outs and seating
• Street and bridge lighting
■ Plantings
■ Bio- swales and median drainage
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What we heard previously...
Prioritized list of project elements
Bridge
■
Bike/ pedestrian
traffic
accommodations —
under / over / on the
bridge
• Bumpouts on bridge
• Seating
• Overlook
• Fishing (widen
sidewalk)
• Integrate aesthetics
with Hancher
Auditorium design
and surrounding
environment
Site Analysis Workshop held March 4, 2011
• Multi -modal safety
improvements
• Enhance urban
parkway character
• Median —
function /aesthetics
• Landscape— urban
character
• Non - parallel
alignment of
Dubuque St NB and
SB lanes
• Preserve viewsheds
• Traffic calming
Amenities /Features
• Views of river, termini
(i.e. boathouse from
bridge, Park Rd at
Dubuque St, etc)
• Preserve corridor
character
• Natural setting
• No Disneyland
■ Lighting— street/
pedestrian
• Reduce glare
• Provide safety
• Understated
• Night Sky compliant
■ Trail / Pedestrian
Connectivity
Foster Segment
• Clustered tree
massings
• Emphasize traffic
calming
• Extend wooded
hillside to Dubuque
Street
• Preserve significant
existing trees
Mayflower Segment
• Define the room
with tree massings
at perimeter, buffer
undesirable views
• Emphasize
relationship of
Mayflower to Terrel
Mill Park
• Low - maintenance
median plantings
with color, texture,
purpose
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Bridge Aesthetics
Options - Lighting
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Railings
Options
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