William J. Clinton Presidential Library Little Rock, AK, USA
Architect: Polshek Partnership, Steven Winter Associates, Inc. Engineers: Leslie E. Robertson Associates, Flack+Kurtz, Cromwell Architects Engineers Consultants: R.A. Heintges, Steven Winter Associates, Rocky Mountain Institute
Polshek Partnership
PLACE + PROGRAM
Site Context Environmental Context
William J. Clinton Presidential Library
Little Rock, AK, USA
Arkansas River Park Wetlands I-30
Public Transit
Downtown Little Rock The project is located on a former brownfield south of the Arkansas River and north of downtown Little Rock. The site was chosen as ‘bridge’ connecting the river and the downtown area The building runs North-South leaving the West facade exposed for longer in the summer.
Summer Solstice
Winter Solstice
Polshek Partnership
William J. Clinton Presidential Library
Little Rock, AK, USA
1. SITE
2. Required Massing
3. Placement and Form
3. Volume Adjustments
PLACE + PROGRAM Site Relationship
Polshek Partnership
William J. Clinton Presidential Library
PLACE + PROGRAM
Programmatic Relationships
Little Rock, AK, USA
Plan Area: 24,000 ft2 Building Area: 153,700 ft² Building Footprint: 44,139 ft²
Polshek Partnership
William J. Clinton Presidential Library
Little Rock, AK, USA
SPACE +ORDER Circulation
Polshek Partnership
William J. Clinton Presidential Library
Little Rock, AK, USA
Primary Structure Steel Truss 14 bays of 37’
CONSTRUCTION + EXPRESSION Structure
Polshek Partnership
CONSTRUCTION + EXPRESSION Exterior Envelope
William J. Clinton Presidential Library
Little Rock, AK, USA
Insulated Low-E glass
Solar Shading curtain wall
Primary Structure + Skin Aluminum Composit panel
(L) Solar shaded curtain wall (R) Insulated Glass
Polshek Partnership
EXPRESSION Sustainability
William J. Clinton Presidential Library
Green roof
Filters rainwater into the AK river
Sum me r
Sun
Little Rock, AK, USA
Radiant Floor
Sun shading
Blocks 50% sunlight + 99% UV rays
55% to River 45% percolates
Wi
r nte
Sun
Polshek Partnership
William J. Clinton Presidential Library
CONSTRUCTION + EXPRESSION SMALL SCALE SYSTEMS Energy
Little Rock, AK, USA
Daylighting In all public spaces
Mechanical room houses hvac systems
Mechanical room houses plumbing & electrical
PV Panels deliver 5% of building’s energy
Polshek Partnership
SENSORIAL AFFECT Materials Sustainability
William J. Clinton Presidential Library
Little Rock, AK, USA
Steel truss 100% recycled content
Green Roof Added insulation Filters rainwater
Bamboo flooring rapidly renewable
Aluminum cladding 18% recycled content
Recyclyed Rubber flooring Low-Emissive glass insulated
22% of the building materials, feature recycled content. +40% of the materials manufactured for use on this
project were manufactured within a 500-mile radius of the project.
28%
of the total building materials are composed of raw resources that were mined, extracted, or harvested within a 500-mile radius of the project.
Polshek Partnership
William J. Clinton Presidential Library
Little Rock, AK, USA
Daylight
37% of building area is daylit 100% of building ventilated or cooled with operable windows
Water
Uses 23% less potable water than a comparable, conventional project.
Energy
Anticipated to use 25% less energy than a comparable building Solar screen reduces solar heat gain by 50%. 40% less cooling load in museum space due to displacement cooling. 4% of the energy supplied by 66,000 kWh photovoltaic array. 100% contracted green power for two years.
Materials 22%
of the building materials, feature recycled
content.
+40% of the materials were manufactured within a 500-mile radius.
28% of the total building materials are composed of raw resources that were mined, extracted, or harvested within a 500-mile radius of the project.
LEED Silver, 2004 LEED-EB Platinum, 2007 2 Green Globes
MISCELLANEOUS
Sustainability LEED criteria
Polshek Partnership
William J. Clinton Presidential Library
Little Rock, AK, USA
The Green Building Initiative, “Case Study: The William J. Presidential Center” (November 2006) http://www.thegbi.org/about-gbi/news/gbi-insight/2006_11_10/ClintonCaseStudy.pdf AIA/COTE Top Ten Green Projects 2007 Honorable Mention (2007) http://www2.aiatopten.org/hpb/overview.cfm?ProjectID=431 Güleç, Onur; Sesil, Daniel , “Commanding Presence”, Civil Engineering, Vol. 75 Issue 3, p42-49, Mar2005.