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architecture | interiors
August 3, 2017
Conditional Use Permit Application
Landscape Analysis, Lot Coverage, Parking Analysis
1. Project Name and Location
King County AFIS Laboratory Replacement
Black River Building (existing King County office building)
900 Oakesdale Avenue SW
Renton, WA 98057
2. Total Square Footage of Site: 214,078 sf
Existing building footprint: 22,284 gsf
New building addition: 3,065 gsf
Total building site coverage: 25,349 gsf
3. Total Square Footage of Existing and Proposed
Impervious Surface Areas: 163,025 sf (no change between existing and proposed)
4. Square footage by floor and overall total of each building:
Existing building (3 floors) 74,915 gsf
New building addition (1 floor) 3,065 gsf
5. Percentage of lot covered by buildings:
or structures: 25,349 gsf / 214,078 sf = 11.8%
6. Number of parking spaces required by City Code:
Minimum: 3 per 1,000 sf of net floor area: 68,622 nsf / 1,000 x 3 = 205
Maximum: 4.5 per 1,000 sf of net floor area: 68,622 nsf / 1,000 x 4.5 = 309
7. Number and dimensions of standard, compact and ADA accessible spaces provided:
Standard 170
Compact 43
ADA Accessible 11
Total proposed after project execution: 224
8. Square Footage of Parking Lot
Landscaping: 18,750 sf (9%)