HomeMy WebLinkAboutPRE 2022-0061; MATTHEW DUPLEX; Admin Decision LetterJanuary 3, 2022
Samuel Wright
Wright Design
2911 State Street, Suite A
Carlsbad, CA 92008
B FILE COPY
SUBJECT: PRE 2022-0061 (DEV2022-0209) -MATTHEW DUPLEX
APN: 210-115-14-00
('Cityof
Carlsbad
Thank you for submitting a preliminary review application for a single lot duplex, pursuant to California
Senate Bill 9 {SB-9), commonly referred to as the Housing Opportunity & More Efficiency {HOME) Act. The
single lot duplex is proposed on a property that is currently under construction with a new single-family
residence and an attached accessory dwelling unit at 5511 Los Robles Drive.
In response to your application, the Planning Division has prepared this comment letter. Please note that
the purpose of a preliminary review is to provide you with direction and comments on the overall concept
of your project. This preliminary review does not represent an in-depth analysis of your project. It is
intended to give you feedback on critical issues based upon the information provided in your submittal.
This review is based upon the plans, policies, and standards in effect as of the date of this review. Please
be aware that at the time of a formal application submittal, new plans, policies, and standards may be
in effect and additional issues of concern may.be raised through a more specific and detailed review.
Planning:
General
1 .. General Plan and zoning designations for the property are as follows:
a. Gene_ral Plan: R-4 Residential, 0-4 units/ac. Growth Management Control Point of 3.2 units/ac.
b. Zoning: R-1 {One-Family Residential)
c. The project site is located within the Coastal Zone and is subject to the Mello II Segment of the
Local Coastal Program (LCP). The LCP Land Use and Zoning are consistent with the City's
General Plan Land Use and Zoning for the site as discussed above. The property is located
within the California Coastal Commission's Appeals Jurisdiction.
2. The project requires the following permits:
a. Minor Coastal Development Permit (CDP)
Community Development Department
Planning Division I 1635 Faraday Avenue Carlsbad, CA 92008-7314 I 442-339-2600 www.carlsbadca.gov
PRE 2022-0061 (DEV2022-0209) -MATTHEW DUPLEX
January 3, 2022
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b. Revision to existing building permit to incorporate construction changes to convert the
previously approved single-family residence plans to a duplex. Building occupancy type will
remain R-3.
3. The proposed project is subject to CA Senate Bill 9 {SB-9), added Govt. Code §65852.21 and §66411.7:
https:ljleginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill id=202120220SB9
The requirements of SB-9 are summarized in the following information bulletin prepared by the City
of Carlsbad:
https:ljwww.carlsbadca.gov/home/showpublisheddocument/8771/637774951657370000
4. The proposed subdivision shall show compliance with the items identified on The Home Act (SB-9)
Eligibility Checklist (Form B-74). The form may be accessed via:
https://www.carlsbadca.gov/home/showpublisheddocument/8769/637907192228729987
Specifically, the project shall demonstrate compliance with the following items in Form B-74:
a. Provide evidence showing that the existing house is not rented as an affordable unit.
b. Provide evidence that the existing house was not withdrawn from the rental market within the
last 15 years.
5. Per Government Code Section 65852.21, the minimum required setback from the side and rear
property lines shall be not less than four feet.
6. Please be aware that as part of a formal submittal, a restriction shall be recorded against the property
prohibiting the use of all units from being used as short-term vacation rentals; the units must be
rented for a term longer than 30 days.
7. Property owners must sign an affidavit stating they will occupy one of the housing units as a primary
residence for at least three years after the addition of units (exceptions provided for community la rid
trusts and qualified nonprofit corporations. See Gov. Code§ 66411.7(g) for additional guidance.)
8. A restriction shall be recorded against the property prohibiting future Single Lot Duplexes/Urban Lot
Splits.
9. The additional residential unit requires one parking space. The single-family residence proposes a
three-car garage. One of the three spaces shall be designated parking for the additional primary
dwelling unit.
All necessary application forms, submittal requirements, and fee information are available at the Planning
counter located in the Faraday Building at 1635 Faraday Avenue or online at
https:ljwww.carlsbadca.gov/departments/community-development/planning. You may also access the
PRE 2022-0061 (DEV2022-0209} -MATTHEW DUPLEX
January 3, 2022
Page 3
General Plan Land Use Element and the Zoning Ordinance online at the website address shown. Please
review all information carefully before submitting.
Land Development Engineering:
1. The units shall be serviced by a single water service with a sub meter. Verify capacity in the 1" meter
and existing water service should follow Carlsbad Municipal Water District Standard, W-5.
2. Existing 4" sewer lateral in Los Robles Drive should be removed and capped at the main.
3. A single 6" sewer lateral should be installed. The upgrade shall be shown as one or both of the
following, subject to city engineer approval:
A. Grading plan revision to record drawing for project, DWG 531-5A
B. Construction Revision to existing public improvement drawing, DWG 141-5
4. Prior to any work or equipment staging in city right-of-way for sewer lateral, a licensed contractor
shall apply for and obtain a right-of-way permit to the satisfaction of the city engineer.
Building Division:
The following comments are provided courtesy of the Building Division and will need to be clearly detailed
in your final design prior to submitting for building permit construction plan review.
1. Show details for one-hour fire resistance rated wall(s) separating the ADU from the main residence.
CRC R302.3.
2. Show details for airborne and structure borne sound transmission compliance with CBC section 1206
for the walls separating the ADU from the main dwelling.
3. A soils report is required for new construction. Prepare the report and include recommendations into
the foundation design.
4. A boundary certification is required for new structures built 5 feet or closer to a side or rear yard
property line.
5. Sewer design with fixture unit counts for entire sewer line, including the new house if the ADU ties
into the existing sewer line prior to the sewer main connection.
6. Electrical load calculations and single line diagram for entire electrical design will need to be
incorporated into the plans.
7. Carlsbad Climate Action Plan (CAP) sections 2A, 3A and 4A are triggered for tl:tis project. CAP specific
plan details to be coordinated with the energy documents.
8. Single line diagram for proposed gas fixtures including the new house fixtures will need to be detailed
onto the plans.
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9. Separate HVAC will be required for the ADU:
a. Each dwelling unit shall be provided with heating facilities capable of maintaining a 68-degree
room temperature.
b. Return air from one dwelling unit shall not discharge into another dwelling unit. CMC311.4.
c. Each dwelling unit controlled by its own thermostat. CEC 120.2(a).
10. Plans for Building permit applications filed after January 1, 2023 will need to meet the 2022 California
Building Code requirements. (aging in place design, solar with energy storage system (ESS) ready
provisions, etc).
If you would like to schedule a meeting to discuss this letter with the commenting departments, please
contact Esteban Danna at the number below. You may also contact each department individually as
follows:
• Planning Division: Esteban Danna, Associate Planner, at (442) 339-2629
• Land Development Engineering: Linda Ontiveros, Project Engineer, at (442) 339-2773
• Fire Department: Randy Metz, Fire Inspections, at (442) 339-2661
• Building Division: Jason Pasiut, Building Official, at (442) 339-2788
Sincerely,
ERIC LARDY, AICP
City Planner
EL:ED:JC
c: Arvin and Sepideh Matthew, 215 Montair Drive, Danville, CA 94526
Linda Ontiveros, Project Engineer
Fire Prevention
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