Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA INDEPENDENCE VISITOR CENTER PHILADELPHIA, PA LUTRON LIGHTING PRESENTATION DECEMBER 10, 2002 BY LISA BORNEMANN

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA TABLE OF CONTENTS –BUILDING CHARACTERISTICS –REDESIGNED SPACES EAST WALL & TRELLIS THEATER TICKET COUNTER MAIN HALL INDEPENDENCE VISITOR CENTER

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA BUILDING CHARACTERISTICS –LOCATION Philadelphia, PA Built as part of the redevelopment of Independence National Historical Park along with the Liberty Bell Pavilion and the National Constitution Center Built on block two of the three-block, 15 acre Independence Mall Picture courtesy of Brinjac Engineering INDEPENDENCE VISITOR CENTER

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA –ARCHITECT Kallmann McKinnell & Wood Architects –DESCRIPTION 54,000 sq. ft., two story facility built above an existing three level underground parking garage Steel building with a brick façade Copper, hip roof with skylights –COMPLETION November 19, 2001 –COST Total cost: $22,000,000 Picture courtesy of Brinjac Engineering INDEPENDENCE VISITOR CENTER BUILDING CHARACTERISTICS

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA Philadelphia, PA: Latitude: 39° NLongitude: 75° W BUILDING ORIENTATION Ticket Counter Main Hall Theater INDEPENDENCE VISITOR CENTER East Wall & Trellis

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA INDEPENDENCE VISITOR CENTER REDESIGNED SPACES EAST WALL & TRELLIS THEATER TICKET COUNTER MAIN HALL

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA –Trellis Walkway next to the east wall Brick columns holding up white wooden beams Ivy covers the top –East wall Brick façade Large windows along entire facade EAST WALL & TRELLIS SPACE CHARACTERISTICS

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA GOALS –Draw attention to the building at night –Highlight the ivy growing on the trellis –Highlight the walkway along the building EAST WALL & TRELLIS East Elevation

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA EAST WALL & TRELLIS LOCATION

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA EAST WALL & TRELLIS DESIGN OPTION 1 Downlight lights the walkway as well as the column Uplight ivy on trellis: Inverted metal halide recessed step light Uplight brick facade: In-grade metal halide uplights Graze brick column: Metal halide accent light hidden within trellis

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA EAST WALL & TRELLIS DESIGN OPTION 1 DETAIL Brick column Ivy on white wooden trellis Inverted CFL recessed step light Metal halide accent light hidden within trellis

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA EAST WALL & TRELLIS DESIGN OPTION 2 Uplight brick façade and columns: In-grade metal halide uplights

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA UPLIGHT EXAMPLE EAST WALL & TRELLIS

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA INDEPENDENCE VISITOR CENTER REDESIGNED SPACES EAST FAÇADE & TRELLIS THEATER TICKET COUNTER MAIN HALL

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA LOCATION THEATER

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA SPACE CHARACTERISTICS –DESCRIPTION 170 seat theater with 12 rows of bench seating There are a projection screen and podium in the front of the room –DIMENSIONS Room: 46’-7” x 34’-11” Height: Front wall = 11’-4”, Back wall = 6’-11 1/8” Finishes FloorWallsCeiling Furniture Rubber - Matte dark gray ρ = 0.20 Acoustical Panels on walls - Dark Quill ρ = 0.40 Combination of acoustical panels and drywall painted matte off-white ρ = 0.70 Benches and Podium: Light wood with matte finish THEATER

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA THEATER DESIGN GOALS –To create a pleasing, relaxed environment –To provide lighting appropriate for good facial rendering in audience and at podium –To create adequate visibility for safe circulation –To provide comfortable viewing conditions –To provide a power density that is 60% of the recommended value from ASHRAE/IESNA Standard 90.1 TASKS –Viewing the video –Listening and watching a speaker at the podium –Reading programs before the video –Entering or leaving the theater during the video

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA DESIGN CRITERIA –Power Density ASHRAE Standard 90.1 = 0.5 – 3.2 W/sq.ft. Aim for 0.5 W/sq.ft. –Facial Modeling when using podium Good color rendering: Use lamps with CRI = 80’s Use warmer lamps to make people look healthy and alive: CCT = 3500 Eliminate shadows with careful placement of light fixtures –Reading Have capabilities to provide 30 fc on the workplane during intermission, always have a minimum of 5 fc Minimize shadows with careful placement of light fixtures –Circulation before, after, and during the video During video circulation have fc During intermission, before, after video: 5 fc THEATER

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA LIGHTING MODE –RELAXED Used when first entering the theater before the show and during intermission –Non-uniform lighting mode –Peripheral wall emphasis –HOW ACHIEVED Dimmable wall sconces mounted on the two side walls Dimmable fluorescent cove lighting THEATER

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA LIGHTING MODE –VISUAL CLARITY Bright, uniform direct lighting with peripheral emphasis Used when speaker is at podium Used when audience is reading programs –HOW ACHIEVED Accent lighting on speaker at podium Compact Fluorescent downlights on dimmers THEATER

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA FLOOR PLAN AND LIGHTING LAYOUT IR Accent Light CFL Wall Sconce THEATER

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA PROPOSED LIGHTING LAYOUT THEATER Uplight ceiling: 1-lamp fluorescent T8 strip located in cove Downlights: CFL downlight with 6” aperature

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA THEATER DESIGN SKETCH Above: Back wall Below: West side wall

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA Dimming Control System –Divide theater into zones and scenes Zones –All wall sconces dimmed on one zone –Accent lights aimed at podium –A separate zone for each row of downlights parallel to the screen –All fluorescent cove fixtures on one zone Scenes –Entering/Intermission/Leaving –During Video –Speaker at podium THEATER

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA INDEPENDENCE VISITOR CENTER REDESIGNED SPACES EAST FAÇADE & TRELLIS THEATER TICKET COUNTER MAIN HALL

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA LOCATION TICKET COUNTER

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA Finishes FloorWallsCeiling Furniture Rubber - Matte dark gray ρ = 0.20 Gypsum Wall Board painted off- white (Larson's Cream) ρ = 0.55 Acoustic ceiling tile, white ρ = 0.70 Desk: Light maple wood Counter: Dark gray, matte, corian synthetic STATISTICS –DESCRIPTION 17 VDT screens on three sides of counter space Back wall behind main counter has Independence Visitor Center Sign –DIMENSIONS Main counter: 52’ long Side counters: 11’ long Height: 9’-4” TICKET COUNTER

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA DESIGN GOALS –To attract attention to the spatial surfaces –To make space warm and inviting –To use good facial modeling to make the workers look approachable –To prevent glare on VDT screens –To provide a power density that is 60% of the recommended value from ASHRAE/IESNA Standard 90.1 TASKS –VDT screen usage –Reading written and printed tasks –Facial Modeling TICKET COUNTER

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA DESIGN CRITERIA –Power Density ASHRAE Standard 90.1 = 1.5 W/sq. ft. Aim for 60% ASHRAE = 0.9 W/sq. ft –VDT screen usage Minimize reflected and direct glare on VDT screens Source-Task-Eye Geometry: locate light fixtures out of offending zone –Reading written and printed tasks Provide a minimum of 30 fc on the countertop Minimize shadows with careful placement of light fixtures –Facial Modeling Good color rendering: Use lamps with CRI = 80’s Use warmer lamps to make people look healthy and alive: CCT = 3500 Eliminate harsh shadows by placement of luminaires TICKET COUNTER

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA Lighting Mode – Attract Attention –Lighting the back wall behind the ticket counter Frosted glass will be placed in front of the back wall T8 fluorescent strips will be used to backlight the glass The letters from the sign will be mounted directly to the glass Lighting Mode – Visual Clarity –Recessed fluorescent troffer with louvers placed above ticket counter Placed in front of VDT screens so direct glare is not a problem TICKET COUNTER

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA FLOOR PLAN AND LIGHTING LAYOUT Recessed 1-lamp T8 fixture with brushed aluminum louvers Backlit frosted glass wall T8 strip mounted in cove as a wallwasher TICKET COUNTER

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA FLOOR PLAN AND LIGHTING LAYOUT Main Counter Side Counter TICKET COUNTER

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA FROSTED GLASS Fluorescent T8 strips Back white wall Frosted glass Fluorescent T8 strips TICKET COUNTER

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA BACKLIT WALL DETAILS TICKET COUNTER Fluorescent T8 strip White Back Wall Frosted Glass Wall White Side Wall Fluorescent T8 strip White Back Wall PLAN VIEW AT BACKLIT WALL SECTION AT BACKWALL

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA TICKET COUNTER DESIGN SKETCH

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA INDEPENDENCE VISITOR CENTER REDESIGNED SPACES EAST FAÇADE & TRELLIS THEATER TICKET COUNTER MAIN HALL

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA LOCATION MAIN HALL

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA Finishes FloorWallsCeiling Gray-Green Terrazzo ρ = 0.30 Gypsum Wall Board painted off-white (Larson's Cream) ρ = 0.55 Perforated metal deck w/ acoustical panels, painted matte white. Parts with skylights. ρ = 0.70 STATISTICS –DESCRIPTION Two-story open space with exposed truss roof Skylights exist in parts of the roof Large windows on the west side Main circulation space –DIMENSIONS 20’-8 ¾” x 426’Height: 36’-5” MAIN HALL

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA DESIGN GOALS –To create a pleasing, inviting environment –To lead visitors through the space –To use good facial modeling –To incorporate daylighting as much as possible –To provide a power density that is 60% of the recommended value from ASHRAE/IESNA Standard 90.1 TASKS –Facial Modeling –Circulation –Reading flat displays on vertical surfaces MAIN HALL

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA DESIGN CRITERIA –Power Density ASRAE Standard 90.1: W/sq.ft. Aim for 0.5 W/sq.ft. –Reading flat displays on vertical surfaces Vertical illuminance = 30 fc Minimize shadows with careful placement of light fixtures Minimize reflected and direct glare from fixtures and daylight Good color rendering: Lamps with CRI = 80’s –Facial modeling Good color rendering: Use lamps with CRI = 80’s Use warmer lamps to make people look healthy and alive: CCT = 3500 Eliminate harsh shadows by careful placement of luminaires –Circulation Horizontal illuminance = 10 – 20 fc MAIN HALL

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA LIGHTING PROPOSAL Uplight roof 2-lamp T8 strip fixtures with blue gels Blue gels – give cool feeling like the sky Add more skylights No Color Blue τ = 62% MAIN HALL Uplight inside openings Lightbox Warm color lamp – 2700K

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA ½” Acrylic T8 Fluorescent Strip LIGHTBOX DETAIL 1”= 1’-0” LIGHTBOX 2’ x 7’-5 3/8” x 1’ 1:1 ratio for distance from lamp to acrylic and distance between lamps MAIN HALL

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA LIGHTING PROPOSAL MAIN HALL

Lisa Bornemann Lighting/Electrical Independence Visitor Center Philadelphia, PA THE END QUESTIONS?????