Daylighting Design Slnwr Catalyst

Daylighting Design Considerationsand Architectural Sustainability

San Luis National Wildlife RefugeVisitors Center

United States Fish and Wildlife ServiceLos Banos, California

registered LEED Platinum

Architect of Record - Catalyst Architecture, LLCPrescott, Arizona

Renee Thomas, RA,IESNARTL Design, LLC

Northeast View

Northwest View

West View

Southwest View

Southwest View

Daylight Availability

Seasonal Availability

Building Envelope Design Constraints

Programmatic Constraints

Main (East) Entrance

Partial East Elevation

Architecturally Integrated Photo-voltaic Panels

Solotube Placements at Exhibit and Multi-Purpose Rooms

Solotube Placements at Exhibit and Multi-Purpose Rooms

Electrical Unit Power Density Design Criteria

• Watts/sq. ft. preliminary results - +/- .75 watts/sq.ft.• ASHRAE baseline performance required - +/- 1 watts/sq. ft.• 25% savings before daylight contribution is factored in• Daylight Contribution

• Exhibit Hall - 75 fc yearly average • Multipurpose Room – 75 fc yearly average• West Corridor - 25 fc yearly average• East and West Perimeter Offices - 40-50 fc yearly average• Entry Pavilion - 60-85 fc yearly average • Pavilion Glazing Visible Transmittance – 18% Low-E

• Total “daylighted” square footage = 60-65% total occupied• Remainder of spaces switched by timed load shedding and/or

occupancy sensors