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architecture | interiors
August 3, 2017
Ms. Jill Ding, Planner
City of Renton
Department of Community and Economic Development
1055 S Grady Way
Renton, WA 98057
re: King County AFIS Lab
900 Oakesdale Avenue SW
PRE 16-000743 Preapplication Meeting Review Response
Dear Ms. Ding:
The following information is in response to the preapplication review comments received from our
preapplication meeting for the above referenced project.
Fire and Emergency Services
1. The existing fire sprinkler and fire alarm systems will be extended into the building addition. Drawings
and specifications will be included in the building permit submittal.
2. The Fire Lane apparatus access will be reconfigured by this project to create a new 20 foot minimum
width fire lane with required turning radii. It will be marked per City of Renton standards, and marked
to prohibit parking.
See attached Existing and Proposed Site Plans.
Water Comments
1. Existing water service has been confirmed to be adequate for the proposed tenant improvements
and the proposed building addition.
2. The existing 8 inch sewer line is adequate to serve the proposed tenant improvements and proposed
building addition.
No modifications to building utilities and services are required as a part of this project.
Storm Comments
1. The project replaces more than 2,000 square feet of impervious surface.
2. Existing water service has been confirmed to be adequate for the proposed tenant improvements
and the proposed building addition.
3. The existing 8 inch sewer line is adequate to serve the proposed tenant improvements and proposed
building addition.
See attached preliminary engineering drawings and geotechnical report prepared by S&EE
Geotechnical Engineering.
King County AFIS Lab
900 Oakesdale Avenue SW
PRE 16-000743 Preapplication Meeting Review Response
1520 fourth avenue suite 400 seattle wa 98101 | 206 467-6306 | buffalodesign.com | page 2 of 4
Transportation Comments
1. The existing building and site development has a dedicated ROW and street frontage improvements,
including landscape planter, sidewalk and clear width back of sidewalk.
See photographs of existing site right of way and landscaping, attached.
2. The AFIS lab is not expected to generate more than 20 peak hour trips in the AM or PM peak periods.
Travel to and from this King County administrative office building will not be significantly altered by
this County department. There are no services offered to the public by this tenant.
3. Existing street and site lighting will remain. New site lighting around the Vehicle Inspection Facility
will be added in compliance with City of Renton requirements.
General Comments
1. When completed, all required civil engineering plans, fees and other documents will be submitted as
required by the City.
2. All site utilities are underground.
Minimum Lot Size, Width and Depth
1. This proposal does not modify the existing Black River Building lot size, width or depth.
Lot Coverage
1. Building Coverage: Existing 24,485 sf + Addition 3,065 sf =27,550 sf.
Site Area: 214,079 sf.
Lot Coverage: 12.9%
Setbacks
1. Front/side yard: >30 ft. No modification proposed.
2. Side/rear: Not required. No modifications proposed.
Building Height
1. Building Height (existing): 44.0 ft.
2. Building Height (proposed addition): 24.0 ft.
Landscaping
1. Proposal does not intend to increase overall square footage by 1/3 or increase property valuation by
50%.
2. All pervious site areas within the property boundaries are currently landscaped. Revisions to parking
area and new building addition will be landscaped in accordance with City of Renton requirements.
Native, drought-resistant vegetative cover will be utilized.
3. Existing on site landscaping at public street frontages is > 10 feet wide.
4. Existing surface parking lot contains more than 35 square feet of interior parking lot landscaping.
See existing site photographs, attached.
Perimeter Parking Lot Landscaping
1. Existing landscaping is > 10 feet wide. Trees are mature.
2. A continuous hedge of evergreen shrubs lines the site and provides automobile headlight screening.
3. Ground cover is in place and mature in all locations.
4. A landscaping plan is included in the Land Use Application.
See existing site photographs, attached.
King County AFIS Lab
900 Oakesdale Avenue SW
PRE 16-000743 Preapplication Meeting Review Response
1520 fourth avenue suite 400 seattle wa 98101 | 206 467-6306 | buffalodesign.com | page 3 of 4
Tree Preservation
1. A tree retention worksheet is included in the Land Use Application.
2. The site has 39 trees over 6 inch diameter and alder or cottonwood trees at least 8 inch diameter.
33 trees will be retained.
3. Priority One landmark trees: All will be preserved.
4. Priority Two healthy tree groupings: All will be preserved.
5. Priority Three: Four 8-11 inch diameter Betula Papyrifera (Paper Birch) will
be removed.
One 10 inch diameter Catalpa Bignonioides (Catalpa) will
be removed.
Screening
1. All existing and new roof mounted equipment will be screened from public view per RMC 4-4-095.
Fences/Retaining Walls
1. Five parking spaces and a secure vehicle impound area will be fenced. New fencing will comply
with RMC 4-4-040, and will be shown and detailed on the landscaping and architectural drawings.
2. No retaining walls are planned in this project.
Parking
1. Laboratories: Minimum: 1 space per 1,000 sf of net floor area.
2. Maximum: 1.5 space per 1,000 sf of net floor area.
3. Required Minimum: Lab and Vehicle Processing net area: 13,585 sf = 14
4. Proposed Lab Parking: 14 spaces (designated AFIS lab parking spaces).
5. Accessible ADA Parking: 6 (existing)
6. Electric Vehicle Charging Spaces provided
by this Project: 2
7. Total Existing Parking Spaces on site: 353
8. Proposed parking eliminated by this
Project: 24
9. Proposed on-site parking: 329 (6.7% reduction)
10. New Bicycle Parking Provided: 2 (28% of required lab parking)
Refuse and Recycling
1. Screened refuse and recycling areas for the Black River Building exist serving all office areas and
will be used for the office areas in this proposal.
Access
1. This project will utilize the existing driveway off Oakesdale Avenue NE without modification.
Pedestrian Connection
1. An existing accessible connection exists. This paved connection will be re-striped for clarity as a
part of this project. See attached photos.
Critical Areas
1. A geotechnical report is included in the formal land use application.
2. The project proposes no work within floodplains or within 200 feet of Springbrook Creek.
King County AFIS Lab
900 Oakesdale Avenue SW
PRE 16-000743 Preapplication Meeting Review Response
1520 fourth avenue suite 400 seattle wa 98101 | 206 467-6306 | buffalodesign.com | page 4 of 4
Environmental Review
1. The tenant improvement portion of this project is not a change of use. It is a new King County
agency tenant occupying existing County tenant office space within a (B) occupancy office building
owned by the County.
2. The added Vehicle Inspection area is 3,065 square feet (<4,000 sf).
3. An SEPA Environmental Checklist is included with this application.
Attachments:
Preapplication Meeting Notes, dated November 3, 2016
Existing site plan
Proposed site plan
SEPA Environmental Checklist
Tree Retention Worksheet
Existing site photos
Geotechnical Report, S&EE
Geotechnical Report, Addendum