10524 S Tantau Ave R-2023-007 RM-2023-006 Action Letter Comm k. F lopme t De+jU,16Nij�4ITY DEVELOPMENT DEPARTMENT
PIQua
sion - upeFfANNING DIVISION
�CUPERTINOROVECITY HALL
Case # -007, M-202W(DORRE AVENUE • CUPERTINO, CA 95014-3255
Number(s TELEPHONE: (408) 777-3308 • FAX: (408) 777-3333
CUPERTINO CUPERTINO.ORG
Approval Body: Director/ Staff
Approval Date 11/21/23
Signature Danielle Condit
NovemWf Yf"M23
Xiong Liu&Yagiong Guo
10524 S.Tantau Avenue
Cupertino, CA 95014
SUBJECT: TWO-STORY PERMIT-Application R-2023-007,RM-2023-006
This letter confirms the decision of the Director of Community Development, given on
November 21, 2023, approving a Two-Story Permit (R-2023-007, RM-2023-006) to allow a
new 2,615 sq. ft. two-story residence with an attached two-car garage, and a Minor
Residential Permit for two balconies and a second story setback less than 15 ft. along the
left side yard, located at 10524 S. Tantau Avenue with the following conditions:
1. APPROVED EXHIBITS
The approval is based on a plan set entitled "10524 S. Tantau Avenue", consisting of
thirteen(13) sheets labeled"A-0.0,A-0.1,A-0.2,A-0.3,A-0.4,A1.0,A-1.2,A-2.0,A-2.1,
A-3.0, A-3.1, A4.0 and MAT" except as may be amended by conditions in this
resolution.
2. ANNOTATION OF THE CONDITIONS OF APPROVAL
The conditions of approval set forth shall be incorporated into and annotated on the
building plans.
3. ACCURACY OF THE PROTECT PLANS
The applicant/property owner is responsible to verify all pertinent property data
including but not limited to property boundary locations,building setbacks,property
size, building square footage, any relevant easements and/or construction records.
Any misrepresentation of property data may invalidate this approval and may require
additional review.
4. CONSULTATION WITH OTHER DEPARTMENTS
The applicant is responsible to consult with other departments and/or agencies with
regard to the proposed project for additional conditions and requirements. Any
misrepresentation of any submitted data may invalidate an approval by the
Community Development Department.
10524 S.Tantau Avenue Page 2 of 9
Communi y eVe�opmenq0bepartment
P l 5n n W?0 W 1141 .IMTdBLIC WORKS CONFIRMATION FORM
cUPERT,NQ TheAppk6V#Rll comply with the requirements indicated on the Public Works
Case # it at f �t� I ftril 20, 2022, including, but not limited to, dedications,
AW t&by fsi e improvements, undergrounding of utilities, all necessary
agreements, and utility installations/relocations as deemed necessary by the Director
Approval Body: D�PgVg96S rks and required for public health and safety. The Public Works
Approva I Date do&Ai;ation is a preliminary review, and is not an exhaustive review of the subject
Signature DaAq& ent. Additional requirements may be established and implemented during
the ceaonv*on permitting process.The project construction plans shall address these
requirements with the construction permit submittal, and all required improvements
shall be completed to the satisfaction of the Director of Public Works prior to final
occupancy.
6. PRIVACY WINDOW TREATMENTS
A combination of high sill windows, obscure glass and fixed-upward louver
architectural feature will serve as privacy window treatments as illustrated on
elevations A-3.0 and A-3.1— as depicted on the rear and side elevations. Shall be
permanent for the life of the structure.Any changes to the privacy window treatments
determined to be substantial by the Director of Community Development shall require
a modification to this permit.
7. PRIVACY PLANTING
The final privacy planting plan shall be reviewed and approved by the Planning
Division prior to issuance of building permits.The variety,size,and planting distance
shall be consistent with the City's requirements.
8. PRIVACY PROTECTION COVENANT
The property owner shall record a covenant on this property to inform future property
owners of the privacy protection measures and tree protection requirements
consistent with the R-1 Ordinance,for all windows with views into neighboring yards
and a sill height that is 5 feet or less from the second story finished floor. The precise
language will be subject to approval by the Director of Community Development.
Proof of recordation must be submitted to the Community Development Department
prior to final occupancy of the residence.
9. FRONT YARD TREE
The applicant shall indicate on site and landscape plans the location of a front yard
tree(existing Cedar to remain)to be located within the front yard setback area in order
to screen the massing of the second story. The front yard tree shall be a minimum 24-
inch box and 6 feet planted height and otherwise be consistent with the City's
requirements.
10. FRONT YARD TREE COVENANT
The property owner shall record a covenant on this property with the Santa Clara
County Recorder's Office that requires the retention and maintenance of the required
10524 S.Tantau Avenue Page 3 of 9
Communi y eVe�opmenq0bepartment
PlannfWDyxkisibtTee.CTipepbiridse language will be subject to approval by the Director of
c u PE RT,N o COnA_PPEJG\rEgyelopment. Proof of recordation must be submitted to the Community
Case # at t'IM54 for to final occupancy of the residence.
A lication Numbers
11. LANDSCAPE PROTECT SUBMITTAL
Approva I Body: DVdctoto/istaffnce of building permits, the applicant shall submit a full Landscape
Approva I Date IDtdiffiitation Package, per sections 14.15.050 A, B, C, and D of the Landscape
d� e,for projects with landscape area 2,500 square feet or more.The Landscape
Signature Danige
ocgWWWA9n Package shaTF6e reviewed and approved to the satisfaction of the
Director of Community Development prior to issuance of building permits, and
additional requirements per sections 14.15.050 E,F, G, H, and I will be required to be
reviewed and approved prior to final inspections.
12. FENCES
The location of all fences on the site shall be indicated on building permit plans,
comply with Chapter 19.48, Fences, of the Cupertino Municipal Code, and must be
reviewed and approved prior to issuance of building permits.
13. STANDARD ENVIRONMENTAL PROTECTION REQUIREMENTS
Prior to issuance of any grading or building permits, the project applicant shall
demonstrate compliance with Chapter 17.04 (Standard Environmental Protection
Requirements) of the Cupertino Municipal Code, to the satisfaction of the Planning
Director or his or her designee. All applicable environmental protection requirement
measures shall be included in the applicable construction documents.
14. BAY AREA AIR QUALITY MANAGEMENT DISTRICT(BAAQMD)
Applicants for residential and/or other sensitive land use projects (e.g., hospitals,
nursing homes, day care centers) must state in the applicable construction document
where the site is located on the Bay Area Air Quality Management District(BAAQMD)
Planning Healthy Places Map, as subsequently revised, supplemented, or replaced.
This property is located in the"Implement Best Practices," area of the BAAQMD map.
The project applicant shall implement, and include in applicable construction
documents,the following best practices identified in the BAAQMD Planning Healthy
Places Guidebook:
a. Install air filters rated at a MERV 13 or higher.
b. Locate operable windows,balconies,and building air intakes as far away from any
emission source as is feasible.
c. Incorporate solid barriers or dense rows of trees in a minimum planter width of 5
feet per row of trees between the residential and/or sensitive land use, and the
emissions source into site design.
d. Do not locate residential and/or sensitive land use on the ground floor units of
buildings near non-elevated sources(e.g.,ground level heavily traveled roadways
and freeways).
The project applicant shall include the applicable measures identified above, in the
applicable construction documents prior to approval of the project. Specifically, the
10524 S.Tantau Avenue Page 4 of 9
Communi y eVe�opmenq0bepartment
P I a n n irAg ip i.vkdaJ's guipef �ribRV filter requirements shall be included on all applicable
c u P E RT,N Q consApniUV Elpcuments submitted to the City and verified by the City's Planning
Case # 'O- bM-007,RM-2023-00
A lication Numbers
15. OISE AND VIBRATION PERMIT REQUIREMENTS
Approva I Body: DiM&a@tA6tb#s prior to the start of any demolition,ground disturbing,or construction
Approva I Date a1dUM23, the project applicant shall send notices of the planned activity by first class
Signature Danlwi�s�Aflows.
For VA9jqgX§Op sites less than U.2b acres or one residential unit,the notices shall be sent
to off-site businesses and residents within 100 feet of the project site. The notification
shall include a brief description of the project, the activities that would occur, the
hours when activity would occur, and the construction period's overall duration.The
notification should include the telephone numbers of the contractor's authorized
representatives that are assigned to respond in the event of a noise or vibration
complaint.The project applicant shall provide the City with evidence of mailing of the
notice, upon request. If pile driving, see additional noticing requirements in
subsection 3(b)below.
a. At least 10 days prior to the start of construction activities, a sign shall be posted
at the entrance(s) to the job site, clearly visible to the public, which includes
permitted construction days and hours, as well as the telephone numbers of the
City's and contractor's authorized representatives that are assigned to respond in
the event of a noise or vibration complaint. If the authorized contractor's
representative receives a complaint, they shall investigate, take appropriate
corrective action, and report the action to the City within three business days of
receiving the complaint.
16. AVOID NESTING BIRDS DURING CONSTRUCTION
Prior to issuance of the any demolition, grading and building permit, indicate the
following on all construction plans:
a. Demolition, construction, ground-disturbing, and tree removal/pruning activities
shall be scheduled to be completed prior to nesting season (February 1 through
August 31), if feasible.
b. If demolition, construction, ground-disturbing, or tree removal/pruning activities
occur during the nesting season (February 1 and August 31), preconstruction
surveys shall be conducted as follows:
c. No more than 7 days prior to the start of demolition, construction, ground-
disturbing, or tree removal/pruning activities,in order to identify any active nests
with eggs or young birds on the site and surrounding area within 100 feet of
construction or tree removal activities.
d. Preconstruction surveys shall be repeated at 14-day intervals until demolition,
construction, ground-disturbing, or tree removal/pruning activities have been
initiated in the area, after which surveys can be stopped. As part of the
preconstruction survey(s), the surveyor shall inspect all trees and other possible
nesting habitats in, and immediately adjacent to, the construction areas for active
nests,while ensuring that they do not disturb the nests as follows:
10524 S.Tantau Avenue Page 5 of 9
Communi y eVe�opmenq0bepartment
Plann,*�ng]Di,-viqMcpj&EtCUftettinquire the demolition or construction one single-family
c U PE RT,N Q Wp*GLVF,3round disturbing activities affecting areas of up to 500 square feet, or
Case # R- 1 'd® I'- � trees, the property owner or a tree removal contractor,
a 1i MpW*6g)is permitted o conduct the preconstruction surveys to identify if there
are any active nests.If any active nests with eggs or young birds are identified,the
Approval Body: Direcf9bj4c5t#�plicant shall retain a qualified ornithologist or biologist to identify
Approval Date 11/jIRPctive measures.
Signature DanAllebmaly other demolition, construction and ground disturbing activity or the
femM"keof four or more trees, a qualified ornithologist or biologist shall be
retained by the project applicant to conduct the preconstruction surveys.
g. If the preconstruction survey does not identify any active nests with eggs or young
birds that would be affected by demolition, construction, ground-disturbing or
tree removal/pruning activities, no further mitigating action is required. If an
active nest containing eggs or young birds is found sufficiently close to work areas
to be disturbed by these activities, their locations shall be documented, and the
qualified ornithologist or biologist shall identify protective measures to be
implemented under their direction until the nests no longer contain eggs or young
birds.
h. Protective measures may include, but are not limited to, establishment of clearly
delineated exclusion zones(i.e.,demarcated by identifiable fencing,such as orange
construction fencing or equivalent) around each nest location as determined by
the qualified ornithologist or biologist, taking into account the species of birds
nesting,their tolerance for disturbance and proximity to existing development. In
general, exclusion zones shall be a minimum of 300 feet for raptors and 75 feet for
passerines and other birds. The active nest within an exclusion zone shall be
monitored on a weekly basis throughout the nesting season to identify signs of
disturbance and confirm nesting status. The radius of an exclusion zone may be
increased by the qualified ornithologist or biologist, if project activities are
determined to be adversely affecting the nesting birds. Exclusion zones may be
reduced by the qualified ornithologist or biologist only in consultation with
California Department of Fish and Wildlife. The protection measures and buffers
shall remain in effect until the young have left the nest and are foraging
independently or the nest is no longer active.
L A final report on nesting birds and raptors,including survey methodology,survey
date(s), map of identified active nests (if any), and protection measures (if
required), shall be prepared by the qualified ornithologist or biologist and
submitted to the Director of Community Development or his or her designee,
through the appropriate permit review process(e.g.,demolition,construction,tree
removal, etc.), and be completed to the satisfaction of the Community
Development Director prior to the start of demolition, construction, ground-
disturbing, or tree removal/pruning activities.
10524 S.Tantau Avenue Page 6 of 9
Communi y eVe�opmenq0bepartment
P I d F nFn T6 MU rT3U LN,,Kt��i rA6ATERIALS/TREATMENTS
c U PE RT,N Q TheApipjtG j)d{yg exterior plan shall closely resemble the details shown on the original
Case # ®` ll Sig exterior treatment plan (including but not limited to
r4�h�r� g� }or color,ma erials, architectural treatments, doors,windows, lighting
fixtures, and/or embellishments) shall be reviewed and approved by the Director of
Approval Body: DLrWffdn$�0f jevelopment prior to issuance of building permits to ensure quality and
Approval Date cW4i Acy. Any exterior changes determined to be substantial by the Director of
Signature Dan�itity Development shall either require a modification to this permit or a new
permi!-buse on the extent of the change.
18. DUST CONTROL
The following construction practices shall be implemented during all phases of
construction for the proposed project to prevent visible dust emissions from leaving
the site:
a. Water all active construction areas at least twice daily and more often during
windy periods to prevent visible dust from leaving the site; active areas adjacent
to windy periods;active areas adjacent to existing land uses shall be kept damp at
all times, or shall be treated with non-toxic stabilizers or dust palliatives.
b. Cover all trucks hauling soil, sand, and other loose materials or require all trucks
to maintain at least 2 feet of freeboard;
c. Pave, apply water at least three times daily,or apply(non-toxic)soil stabilizers on
all unpaved access roads, parking areas and staging areas at construction sites.
d. Sweep streets daily,or more often if necessary(preferably with water sweepers)if
visible soil material is carried onto adjacent public streets.
e. The applicant shall incorporate the City's construction best management practices
into the building permit plan set.
19. DARK SKY COMPLIANCE
Prior to issuance of Building Permits,the applicant/property owner shall submit final
plans in compliance with the approved lighting plans to comply with development
standards of Cupertino Municipal Code Section 19.102.040 Outdoor Lighting
Requirements. In the event changes are proposed from the approved plans, said
changes must be reviewed and approved by the Director of Community Development
or their designee.The applicant shall provide all documentation required to determine
compliance with the Municipal Code.
20. GRADING AND CONSTRUCTION HOURS AND NOISE LIMITS
a. All grading activities shall be limited to the dry season (April 15 to October 1),
unless permitted otherwise by the Director of Public works.
b. Construction hours and noise limits shall be compliant with all requirements of
Chapter 10.48 of the Cupertino Municipal Code.
c. Grading, street construction, underground utility and demolition hours for work
done more than 750 feet away from residential areas shall be limited to Monday
through Friday, 7 a.m. to 8 p.m. and Saturday and Sunday, 9 a.m. to 6 p.m.
Grading, street construction, demolition or underground utility work within 750
10524 S.Tantau Avenue Page 7 of 9
Communi y eVe�opmenq0bepartment
Planning 1DW i sib m---A6upiD t4Toas shall not occur on Saturdays, Sundays, holidays, and
CUPERTINO A#oMftnzighttime period as defined in Section 10.48.053(b) of the Municipal
Case # R- 5=007,RM-2023-00
sic .A4 &)p ac ivi les sli-all be limited to Monday through Friday,7 a.m.to 8 p.m.
and Saturday and Sunday,9 a.m. to 6 p.m. Construction activities are not allowed
Approval Body: DiregRrAglOys as defined in Chapter 10.48 of the Municipal Code. Nighttime
Approval Date 11/�ARs nzction is allowed if compliant with nighttime standards of Section 10.48 of
Signature Danielle*&gi'tppertino Municipal Code.
e. &vAe araaA regulations pertaining to all construction activities and limitations
identified in this permit, along with the name and telephone number of an
applicant appointed disturbance coordinator, shall be posted in a prominent
location at the entrance to the job site.
f. The applicant shall be responsible for educating all contractors and subcontractors
of said construction restrictions.
The applicant shall comply with the above grading and construction hours and noise
limit requirements unless otherwise indicated
21. INDEMNIFICATION
Except as otherwise prohibited by law, the applicant shall indemnify and hold
harmless the City,its City Council,and its officers,employees and agents(collectively,
the "indemnified parties') from and against any claim, action,or proceeding brought
by a third party against one or more of the indemnified parties or one or more of the
indemnified parties and the applicant to attack, set aside, or void this Resolution or
any permit or approval authorized hereby for the project, including (without
limitation)reimbursing the City its actual attorneys'fees and costs incurred in defense
of the litigation. The applicant shall pay such attorneys' fees and costs within 30 days
following receipt of invoices from City. Such attorneys' fees and costs shall include
amounts paid to counsel not otherwise employed as City staff and shall include City
Attorney time and overhead costs and other City staff overhead costs and any costs
directly related to the litigation reasonably incurred by City.
22. NOTICE OF FEES, DEDICATIONS, RESERVATIONS OR OTHER EXACTIONS
The Conditions of Project Approval set forth herein may include certain fees,
dedication requirements, reservation requirements, and other exactions. Pursuant to
Government Code Section 66020(d) (1), these Conditions constitute written notice of
a statement of the amount of such fees, and a description of the dedications,
reservations, and other exactions. You are hereby further notified that the 90-day
approval period in which you may protest these fees, dedications, reservations, and
other exactions,pursuant to Government Code Section 66020(a),has begun. If you fail
to file a protest within this 90-day period complying with all of the requirements of
Section 66020,you will be legally barred from later challenging such exactions.
Please note that if this permit is not vested within a year of the approval date on this
letter the permit will expire.
10524 S.Tantau Avenue Page 8 of 9
Communi y eVe�opmenq0bepartment
P I aTrhni nglDi v is6plarC tape rtiramed drawings, which the applicant submitted to the City on
C U PE RT,N o Novem1Agrp'bV" The revised plans were in response to address public comments
Case # receoeJO�SrOO-T-1j t21j,iX11#1�rs during the public noticing period that concluded
o3 ; VNn e Cupertino Municipal code section 19.12.120(B)(3) allows the
Director of Community Development the option of deferring the decision on a permit no
Approval Bod%&pjrggpr gi ays following the public comment period. In this case, due to concerns
Approval DatefrorAl?eW hbors and the applicant's desire to work with the commenters, the decision
Signature IL4@f
Case Manager
The applicant has made the following modifications to address adjacent neighbor
comments in response to these discussions.
• Left elevation (north side): The north facing second-floor window, previously noted
as window 41 in bedroom two as been removed from the plans, in addition to the
proposed privacy landscape within that thirty-degree view shed of said window. The
prior proposal had included privacy landscape as the privacy treatment for the
bedroom 2 window.As the window is no longer proposed,the privacy landscape has
also been removed in that area.
Staff has made all the findings that are required for approval of a Two-Story Permit and
a Minor Residential Permit as required by Cupertino's Municipal Code,Chapter 19.28.140
(B).
1. The project is consistent with the Cupertino General Plan,any applicable specific plans,zoning
ordinances and the purposes of this title.
The proposed project is consistent with the General Plan as the project is within the
Low Density land use area. There are no applicable specific plans that affect the
project. The project has been found to be consistent with the requirements of
Cupertino Municipal Code Chapter 19.28 Single Family (R-1) Residential.
2. The granting of the permit will not result in a condition that is detrimental or injurious to
property improvements in the vicinity, and will not be detrimental to the public health, safety
or welfare.
The granting of the permit will not result in a condition that is detrimental or injurious
to property improvements in the vicinity, and will not be detrimental to the public
health, safety or welfare as the projects is located within the R1-6 (Single Family
Residential) zoning district, and will be compatible with the surrounding uses of the
neighborhood.
3. The proposed project is harmonious in scale and design with the general neighborhood.
The proposed project is located in a residential area consisting of single family homes.
The proposed project maintains the single family home scale found compatible with
the general neighborhood.
4. Adverse visual impacts on adjoining properties have been reasonably mitigated.
10524 S.Tantau Avenue Page 9 of 9
Communi y Di Mpme6ftepartment
PlannAggyDilv&io*ai Guoe.rti:n6mpacts on adjoining properties have been reasonably
CUPERTINO mitiA �&pEgh adherence to the privacy protection measures of the R-1 Ordinance.
Case# 7ttR-2023-007,RM-2023-00
p
s �r��vUl�p (5 a an appeat of this decision can be made within fourteen (14)
calendar days from the date of this letter (December 5, 2023, at 5:00 p.m.). If this
Approva I Bod19i*f1@ ,r 4tMI be notified of a public hearing,which will be scheduled before the
Approva I DatePlanl&/r Wmmission.
Signature Danielle Condit
Sincere ;�e Manager
Danielle Condit
Associate Planner
City of Cupertino
Enclosures:
Approved Plan Set
CC:20370 Town Center Ln. STE. 139 Cupertino,CA 95014
CC: Wayne Lin 10510 S.Tantau Ave,Cupertino, CA 95014