Northwest Rooms Upper Breezeway Design Improvements
Total Page:16
File Type:pdf, Size:1020Kb
NORTHWEST ROOMS UPPER BREEZEWAY DESIGN IMPROVEMENTS Revised Certificate of Approval Application 305 Harrison St. Seattle, WA 98109 September 4, 2020 DLR Group 51 University Street, Suite 600 Seattle, WA 98108 www.dlrgroup.com t 206.461.6000 Table of Contents Section 1 1 Cover Sheet 2 Project Information 3 Comparative Tabulation of Scope of Work Section 2 4 Existing Site Plan 5 Existing Conditions 7 Floor Plans - Demo & Proposed 8 Reflected Ceiling Plans - Demo & Proposed 9 North Elevations - Demo & Proposed 10 South Elevations - Demo & Proposed 11 N-S Building Section - Demo & Proposed 12 N-S Building Section - Demo & Proposed 13 Partial Enlarged Elevation - Proposed 14 Partial Enlarged Building Section - Proposed 15 Exterior Details - Proposed Section 3 18 NW View - Existing 19 NW View - Proposed 20 SE View - Existing 21 SE View - Proposed 22 Materials and Finishes Section 4 24 Lighting - Location of Fixtures 25 Lighting - Fixtures 9.4.2020 | 1 SECTION 1 | PROJECT INFORMATION DESCRIPTION GOALS The Northwest Rooms Breezeway is one of two entrances to the Seattle Center De-clutter and simplify breezeway campus from the corner of West Republican Street and Warren Ave. N. • Remove recent alterations and additions in favor of Thiry’s original mid-century modernist design. The current breezeway configuration was created in the early 1990s by demolishing a portion of the adjacent structure, the Nisqually Room and enlarging a small, existing breezeway. As a part of the same project, swooping canopies, neon lights, skylights, new paving, aluminum wall cladding, and ticket and concession spaces were constructed. Over the years, the breezeway space has deteriorated and the 1990s improvements have become worn and dated. Create legible pathways with a strong sense of direction • Invite pedestrians into the heart of Seattle Center through visual access to key In 2016 the Board has approved a Certificate of Approval application for then attractions. Proposed Scope of Work. The current 2020 application is seeking Revised Certificate of Approval for Revised Scope of Work. Comparative Tabulation of Scope of Work compares 2016 approved with 2020 revised scope of work including a separate column for identified differences between them. See page three for comparative tabulation of scope of work. Celebrate arrival to Seattle Center • Provide an enlivened, welcoming entry to the campus with an inviting atmosphere that will serve as a vibrant backdrop for artistic expression during events and festivals. Reach out to the neighborhood • Increase the visual and spatial permeability of Seattle Center’s edge at Republican St and Warren Ave N by creating a welcoming and active edge with greater visual hierarchy. Integrate sustainable features • Provide opportunities for landscaping. Use practical, robust materials that will be easy to maintain for the life of the project. Utilize energy efficient lighting. 2 SEATTLE CENTER NW ROOMS UPPER BREEZEWAY DESIGN IMPROVEMENTS | Revised C of A Application COMPARATIVE TABULATION OF SCOPE OF WORK | SECTION 1 Original Scope of Work Revised Scope of Work Change in Scope of Work As Proposed and Approved in 2016 Current 2020 C of A Application between 2016 to 2020 Demolish most of the non-historic elements added in the Demolish most of the non-historic elements added in the No change 1990s breezeway renovation. 1990s breezeway renovation. Restore and highlight the character defining elements Restore and highlight the character defining elements from the original 1962 structure, such as the steel from the original 1962 structure, such as the steel No change trusses, concrete columns, ribbed roof deck, and square trusses, concrete columns, ribbed roof deck, and square lights. lights. Same idea different layout: No planter, 2 sets of stairs, Reconfigure the existing ramps and stairs that Reconfigure the existing ramps and stairs that 1 wider accessible ramp – ramp doubles as occasional accommodate the grade change within the breezeway. accommodate the grade change within the breezeway. truck access Replace the existing galvanized handrails with high Replace the existing galvanized handrails with high To match anodized aluminum handrails proposed quality, stainless steel handrails. quality, anodized aluminum handrails. throughout Climate Pledge Arena Remove existing spherical concrete bollards and replace Remove existing spherical concrete bollards and replace No change with stainless steel bollards. with stainless steel bollards. Replace existing bird netting with less visually obtrusive Replace existing bird netting with less visually obtrusive No change bird control devices. bird control devices. New smooth, broom and medium sandblast finishes Grind the surface of existing and new concrete paving to All concrete surfaces to be replaced with new cast-in- new concrete surfaces — to match concrete finishes at provide a higher quality surface finish. place concrete to provide a higher quality surface finish. adjacent courtyard. Replace existing aluminum composite wall panels with Replace existing aluminum composite wall panels with No change durable metal panels. durable metal panels. Brightly illuminate the area beneath the breezeway roof. Brightly illuminate the area beneath the breezeway roof. Same concept but no spotlights Add access ladder and roof access hatch. New room omitted. New access ladder, roof hatch and New room on the west side to house existing mechanical Add metal cabinet for electrical panels. new electrical cabinet enclosure. All exposed, metal, & electrical equipment, plus access to roof. secured & integrated Replace 3 existing skylights with 3 new skylights in No new or replacement skylight work. Existing skylights (total of 3) to remain. different configuration. New landscaped planter No planter. No planter proposed. 9.4.2020 | 3 SECTION 2 | EXISTING SITE MAP A WEST REPUBLICAN ST. AREA OF WORK H G F I storage VERA Project KEXP SIFF storage E C D B Dupen Fountain 1ST AVE. NORTH AVE. 1ST Key Arena 4 SEATTLE CENTER NW ROOMS UPPER BREEZEWAY DESIGN IMPROVEMENTS | Revised C of A Application EXISTING CONDITIONS | SECTION 2 A View from Republican Street B View from NW Courtyard 9.4.2020 | 5 SECTION 2 | EXISTING CONDITIONS E C VERA Project Existing Metal Panels, similar to panels specified in the Breezeway H F D KEXP Building G I 6 SEATTLE CENTER NW ROOMS UPPER BREEZEWAY DESIGN IMPROVEMENTS | Revised C of A Application FLOOR PLANS - DEMO AND PROPOSED | SECTION 2 35 34 P8 33 32 31 P6 30 29 P9 28 27 35 34 P8 33 32 31 P6 30 29 P9 28 27 EDGE OF ROOF (ABOVE) DOWNSPOUT (E) 1 OF 5 DEMO BOLLARD COLUMN (E) A A DEMO STAIRS, BOLLARD, TYP 1 OF 8 HANDRAIL & TRENCH DRAIN B B DEMO ROOM UP UP UP C C TRENCH DRAIN DEMO STAIRS & HANDRAIL SLOPE UP SLOPE RAMP UP UP SLOPE UP UP UP D D DEMO TRENCH DRAIN TRENCH DRAIN E E ELECTRICAL PANELS DEMO CONCRETE CURB TO REMAIN RAMP UP DEMO ROOM F F ROOF ACCESS LADDER G G H H DEMO BOLLARD, TYP 1 OF 2 COLUMN (E) EDGE OF ROOF ABOVE P7 EDGE OF ROOF ABOVE P7 FLOOR PLAN - DEMO FLOOR PLAN 1 2 NOT TO SCALE NOT TO SCALE 9.4.2020 | 7 SECTION 2 | REFLECTED CEILING PLANS - DEMO AND PROPOSED 35 34 P8 33 32 31 P6 30 29 P9 28 27 35 34 P8 33 32 31 P6 30 29 P9 28 27 SURFACE-MOUNTED LIGHT FIXTURE, TYP. 1 OF 20 REMOVE LOWER SWOOP CANOPIES A A B B C C D D UTILITY PIPING (TO REMAIN) E E LED FIXTURE MOUNTED TO EACH SIDE OF TRUSS, TYP. F F ROOF HATCH G G H H P7 P7 REFLECTED CEILING PLAN - DEMO REFLECTED CEILING PLAN 1 2 NOT TO SCALE NOT TO SCALE 8 SEATTLE CENTER NW ROOMS UPPER BREEZEWAY DESIGN IMPROVEMENTS | Revised C of A Application NORTH ELEVATION | SECTION 2 27 28 P8 29 30 31 32 33 P9 34 35 DEMO CANOPIES, TYP. DEMO CANOPIES, TYP. DEMO BOLLARDS, TYP. NORTH ELEVATION - DEMO 1 NOT TO SCALE 27 28 P8 29 30 31 32 33 P9 34 35 EXISTING PRECAST NEW STAINLESS CONCRETE PANEL STEEL BOLLARDS, TYP. EXISTING PRECAST CONCRETE PANEL NORTH ELEVATION 2 NOT TO SCALE 9.4.2020 | 9 SECTION 2 | SOUTH ELEVATION 36 35 34 P8 33 32 31 30 29 P9 28 27 DEMO BOLLARDS, TYP. SOUTH ELEVATION - DEMO 1 NOT TO SCALE 36 35 34 P8 33 32 31 30 29 P9 28 27 SOUTH ELEVATION 2 NOT TO SCALE 10 SEATTLE CENTER NW ROOMS UPPER BREEZEWAY DESIGN IMPROVEMENTS | Revised C of A Application N-S SECTION LOOKING WEST | SECTION 2 H G F E D C B A DEMO CANOPIES DEMO BIRD NET DEMO METAL PANELS, TYP. DEMO HANDRAILS DEMO RAMP CURBS NORTH-SOUTH SECTION LOOKING WEST - DEMO 1 NOT TO SCALE H G F E D P10 C B A NEW LADDER AND ROOF HATCH EXISTING PRECAST CONCRETE PANEL NEW LADDER COVER (E) DOOR TO REMAIN 1’ X 10’ METAL PANELS, TYP. NEW ANODIZED ALUMINUM HANDRAIL, TYP. NEW STAINLESS STEEL BOLLARDS, TYP. 1 OF 8 (E) DOOR TO REMAIN NEW ELECTRICAL CABINET NORTH-SOUTH SECTION LOOKING WEST 2 NOT TO SCALE 9.4.2020 | 11 SECTION 2 | N-S SECTION LOOKING EAST A B C D E F G H DEMO METAL (E) PRECAST CONCRETE PANEL DEMO CANOPIES PANELS, TYP. DEMO BIRD NET DEMO RAMP CURBS NORTH-SOUTH SECTION LOOKING EAST - DEMO 1 NOT TO SCALE P11 A B C D E F G H NEW LED FIXTURES (E) PRECAST 1’ X 10’ METAL PANELS, TYP. CONCRETE PANEL NEW ANODIZED ALUMINUM (E) DOOR TO REMAIN HANDRAIL, TYP. NEW STAINLESS STEEL BOLLARDS, TYP. 1 OF 8 NORTH-SOUTH SECTION LOOKING EAST 2 NOT TO SCALE 12 SEATTLE CENTER NW ROOMS UPPER BREEZEWAY DESIGN IMPROVEMENTS | Revised C of A Application ENLARGED SECTION | SECTION 2 D C B A P12 3 P12 1’ X 10’ METAL PANELS, TYP. P12 4 1’-0” 6 P12 5 NEW ANODIZED ALUMINUM HANDRAIL, TYP.