131106 Winona Bridge VQRCMtg6 Presentation · 2013. 11. 20. · Final locations dependent on light...
Transcript of 131106 Winona Bridge VQRCMtg6 Presentation · 2013. 11. 20. · Final locations dependent on light...
Slide 1
TITLE
WINONA BRIDGEVisual Quality Review Committee
November 6, 2013Meeting
6
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 2
COMMITTEE FOCUS TOPICS
Meeting 1
Meeting 2
Meeting 3
• Project Overview
• Bridge Piers/Overlooks
• Bridge Piers/Overlooks
• Bridge Abutments and Retaining Walls
• Bridge Abutments and Retaining Walls
• Railings and Barriers
Meeting 4
Meeting 5
Meeting 6
• Railings and Barriers
• River Connection/Ped-Bike
• Vision Statement
• Lighting
• River Connection/Ped-Bike
• Lighting
• Landscaping
• Signage
• Color
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 3
LIGHTING Roadway and Trail Lighting
MnDOT Cultural Resources Guidance• Existing Bridge - accurately reproduce the original light standards
• New Bridge - design new lighting that will complement the lighting on the historic bridge, while not overshadowing it
New Bridge “Base” Design• MnDOT Standard Light Poles
• 35’ Tall “Cobrahead” Style, LED
• Recommended location - interior barrier between the trail and roadway
• Spacing - approximately 130-150 ft
New Bridge “Enhanced” Design Options• Potential Alternative Pole Styles
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 4
LIGHTING
“Base” Design Plan View - Representative Area in the South Approach
Roadway and Trail Lighting
Winona St.
New Bridge 85851
Existing Bridge 5900
3rd
St.
4th.
St.
2nd
St.
Wat
erfr
ont
Trai
l
Shor
elin
e
Railr
oad
Replica Original Light Fixtures(Mounted to Truss Bracing)
Replica Original Light Standards(Staggered Layout, Mounted on Barriers)
(Note: Lighting shown in approximate original locations.Final locations dependent on light level analysis.)
MnDOT Standard Light Poles(Single-side Layout, Mounted on Barriers)
Through-truss
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 5
LIGHTING
“Base” Design Cross Section Views (Looking North)
Roadway and Trail Lighting - Approach Areas
New Bridge
• Single-side Layout on Barrier between Trail and Roadway• Lights both Trail and Roadway
Existing Bridge
• Staggered Layout Both Sides of Bridge
(Note: Lighting design dependent on fi nal historic barrier design)
50’ Approx.
MnDOT Standard Light Pole
(Approx. 35’ Mounting Height)
Original Light Standard
(Approx. 20-25’ Mounting Height)
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 6
LIGHTING
“Base” Design Cross Section Views (Looking North)
Roadway and Trail Lighting - Main Span
70’ A
ppro
x.
50’ Approx.
Peak
Hei
ght o
f Thr
ough
-tru
ss
New Bridge
• Single-side Layout on Barrier between Trail and Roadway• Lights both Trail and Roadway
Existing Bridge
MnDOT Standard Light Pole
(Approx. 35’ Mounting Height)
Replica Original Light Fixture(Mounted to Truss Bracing)
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 7
LIGHTING
“Enhanced” Design Options
Roadway and Trail Lighting
GL18Single Gullwing LED luminaire shown with natural aluminum paint (NP).
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 8
LIGHTING Aesthetic Lighting
Faith Baum, Illumination Arts
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 9
LANDSCAPING
Considerations• Context
• South Approach - Urban• North Approach - Floodplain Forest
• Environmental Benefi ts• Aesthetics• Seasonal Interest• Shade• Stormwater Treatment• Habitat
• Maintenance
Overview
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 10
LANDSCAPING South Approach Area
Huff St.
New Bridge 85851
Existing Bridge 5900
3rd
St.
4th.
St.
2nd
St.
Wat
erfr
ont T
rail
Shor
elin
e
Railr
oad
SmallPerformance
Space
Infi ltration Basins
Stormwater Pond, typ
Paving Under BridgesRR Crossing
Cross Walk, typ
Winona St.
RiverviewDr.
Kiosk
Overlook Terrace and Trailhead with Kiosk
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Entry Plaza
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ApApApApprprprp oxoxox... 111 AcAcAcrereree AAAAvavavavailililabababableleleefofofor r r r ReReReRedededed veveevelolololopmpmpmpmenenenee ttt
Historic Paver Area
Apprp ox. 0.0000 2 AcA reAvvvvailablbbbb e fof r
Redevelooooopment
Terraced Plantings
Boulder Terraces
Planting Bed and Low Wall, typ
Stone Seat Walls, typ
Potential Stair
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 11
LANDSCAPING South Approach Area - Materials Palette
• Informal Urban Promenade
• Rain Gardens
• Massings of Perennials and Grasses
• Native Limestone Seat Wall and Planters
• Tree and Shrub GroupingsLimestone Terraces
Perennial and Grass Massings
Stone Seat Wall
Rain Gardens
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 12
LANDSCAPING
View Below Bridges from 2nd St.
South Approach Area
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 13
LANDSCAPING
Shor
elin
e
New Bridge 85851
Stone Steps to RemainAdditional Retaining Wall and Railing
Abutment
BusinessMarina Parking
Existing Bridge 5900 Existing Bridge 5930
Boathouses
Main Channel Back Channel
100 Year Flood Elevation
North Approach Area
Trail Under Bridges
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 14
LANDSCAPING North Approach Area - Materials Palette
Concrete Seat Wall
• Floodplain Forest Clusters
• Native Prairie Seeding on Upland Areas
• Native Wet Meadow Seeding Around Ponds
• Shrub Massings
• Shoreline Re-vegetation
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 15
SIGNAGE South Approach Area
Plan View
Sign 1 Messages Sign 2 Message
Winona St.
New Bridge 85851
Existing Bridge 5900
3rd
St.
4th.
St.
2nd
St.
Wat
erfr
ont
Trai
l
Shor
elin
e
Railr
oad
Overhead Sign Bridge (Sign 1) Cantilever Overhead Sign(Sign 2)
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 16
SIGNAGE South Approach Area
Overhead Sign Bridge Structure Cantilever Sign Structure
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 17
SIGNAGE North Approach Area
Shor
elin
e
New Bridge 85851
BusinessMarina Parking
Existing Bridge 5900 Existing Bridge 5930
Boathouses
Main Channel Back Channel
Plan View
Sign 3 Message
Potential State Entrance Sign
Trail Under Bridges
Cantilever Overhead Sign(Sign 3)
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 18
SIGNAGE North Approach Area
Existing Type 3 Sign
Type 1 Sign
Type 2 Historic SignNote: Further input from MnDOT’s Site Development Unit that manages State Entry Signs statewide is required.
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 19
COLOR Overview
Considerations• Historic Review
• Existing Bridge Finish Under Review
• “Two Bridges as One” Theme
• Surroundings
• Bluff Geology
• Prominent Buildings
• Sun Angle
• Seasonal Change
• Surfaces
• Concrete
• Steel
Original Unfi nished Concrete Surfaces
Surface Finish Later Applied to Concrete Surfaces in
Approach Areas
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 20
COLOR Surroundings
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 21
COLOR Color Concept A
Main Piers - Summer Main Piers - Winter
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 22
COLOR Color Concept A
Approach Piers - Summer(Not Including Ground Level Design - Structure Only)
Approach Piers - Winter(Not Including Ground Level Design - Structure Only)
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 23
COLOR Color Concept B
Main Piers - Summer Main Piers - Winter
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 24
COLOR Color Concept B
Approach Piers - Summer(Not Including Ground Level Design - Structure Only)
Approach Piers - Winter(Not Including Ground Level Design - Structure Only)
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 25
COLOR Color Palettes
Concrete Colors
Steel Colors
Winona Bridge Visual Quality Review Committee Meeting 6 Slide 26
NEXT STEPS
Opportunity for Summary Recap
Project Transition to Final Design Phase