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Carol Wu Drafting
Welcome to Carol Wu Drafting, your trusted partner for residential design and building permit drafting services throughout California.
We specialize in Accessory Dwelling Units (ADUs), Junior Accessory Dwelling Units (JADUs), garage conversions, home additions, residential remodeling, and building permit plan preparation for homeowners, contractors, and real estate investors.
With over 10 years of residential design experience, Carol Wu provides professional drafting and permit plan services for residential construction projects. Working closely with licensed structural, civil, mechanical, electrical, plumbing, and Title 24 consultants, we coordinate complete permit drawing packages required by local building departments.
From the initial design concept to final permit approval, our goal is to simplify the building permit process while delivering practical, efficient, and code-compliant design solutions tailored to each client’s vision.
Whether you’re building an ADU, converting a garage, expanding your home, or remodeling your property, Carol Wu Drafting is committed to helping bring your project to life.
Our Services
We provide professional residential design and permit drafting services for:
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Accessory Dwelling Units (ADUs)
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Junior Accessory Dwelling Units (JADUs)
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Garage Conversions
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Home Additions
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Residential Remodeling
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Interior Renovations
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Floor Plans
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Site Plans
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Exterior Elevations
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Roof Plans
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Electrical Layouts
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Plumbing Fixture Layouts
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Construction Details
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3D Floor Plans
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3D Exterior Renderings
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Existing As-Built Drawings
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Building Permit Drawings
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Plan Check Corrections
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Permit Revisions
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Permit Resubmittals
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Building Permit Applications
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Coordination with Licensed Structural, Civil, Mechanical, Electrical, Plumbing & Title 24 Consultants
ADU & JADU Specialists
Since California expanded its ADU legislation in 2017, Carol Wu Drafting has helped homeowners and real estate investors maximize the value and potential of their properties through thoughtfully designed ADUs and JADUs.
Whether your goal is to:
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Create additional living space for family members
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Build an ADU in your backyard
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Convert an existing garage into a legal ADU
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Create a Junior ADU (JADU)
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Generate rental income
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Increase your property’s value
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Expand your home’s living space
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Improve the functionality of your home
our team is here to guide you through every step of the design and permit process.
Building Permit Services
Obtaining a building permit is one of the most important steps in any residential construction project.
A building permit is an official approval issued by your local city or county that authorizes construction while ensuring compliance with zoning regulations, building codes, energy requirements, and safety standards.
Carol Wu Drafting prepares complete residential permit drawing packages for:
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ADUs
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JADUs
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Garage Conversions
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Home Additions
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Residential Remodeling
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Interior Alterations
When required by the city, we coordinate with licensed structural, civil, mechanical, electrical, plumbing, and energy consultants to complete your permit package.
Building Permit Process
Permit processing times vary depending on the city, project scope, and the building department’s review schedule.
Throughout the permit process, we assist clients with:
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Permit Applications
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Plan Preparation
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City Plan Check Corrections
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Permit Revisions
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Resubmittals
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Coordination with Engineering Consultants
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Final Permit Approval
Our goal is to help move your project through the review process as efficiently as possible.
Why Choose Carol Wu Drafting?
Over 10 years of residential design experience
Specialized in ADUs, JADUs, and Garage Conversions
Extensive knowledge of California residential building codes
Professional permit drawing packages
Personalized service for every client
Fast communication and responsive support
Coordination with licensed engineering professionals
Assistance from concept design through permit approval
Our Design Philosophy
Every home is unique.
We believe great residential design should balance functionality, efficiency, aesthetics, and budget while meeting each homeowner’s goals.
Every project is carefully planned to maximize space, improve livability, and comply with local building codes and city requirements.
Areas We Serve
We proudly provide residential design and building permit drafting services throughout California, including:
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San Diego County
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Los Angeles County
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Orange County
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Riverside County
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San Bernardino County
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Ventura County
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Santa Barbara County
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Sacramento
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San Jose
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San Francisco
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Oakland
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Fresno
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Bakersfield
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Palm Springs
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And many other California cities.
Start Your Project Today
Whether you’re planning an ADU, JADU, garage conversion, home addition, or residential remodeling project, Carol Wu Drafting is here to help.
We provide professional residential design, accurate permit drawings, and complete coordination throughout the building permit process.
Contact us today to schedule a consultation and take the first step toward your project.
歡迎來到 Carol Wu Drafting
住宅設計與建築許可申請服務
ADU|JADU|車庫改建|住宅增建|室內裝修
服務地區:聖地牙哥、洛杉磯、橘郡及全加州
我們專注於ADU(附屬住宅)、JADU(小型附屬住宅)、車庫改建、住宅增建、室內裝修設計,以及建築許可(Building Permit)圖面申請服務,服務範圍涵蓋聖地牙哥、洛杉磯、橘郡及加州各地。
Carol Wu 擁有超過 10 年住宅設計與建築繪圖經驗,為屋主、投資人及承包商提供專業的住宅設計與建築許可圖面服務。
我們與加州持照的結構工程師、土木工程師、機電工程師、給排水工程師及 Title 24 能源顧問密切合作,整合完整的建築許可圖說,協助客戶順利完成政府審查並取得建築許可。
從初步規劃、設計到建築許可核准,我們致力於提供高效率、符合法規且兼具美觀與實用性的設計方案,協助每位客戶實現理想住宅。
我們的服務
我們提供完整的住宅設計與建築許可圖面服務,包括:
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ADU(附屬住宅)
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JADU(小型附屬住宅)
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車庫改建(Garage Conversion)
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住宅增建(Home Addition)
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室內裝修(Residential Remodeling)
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室內翻新(Interior Renovation)
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平面配置圖(Floor Plans)
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基地配置圖(Site Plans)
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外觀立面圖(Elevations)
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屋頂平面圖(Roof Plans)
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電氣配置圖(Electrical Layouts)
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給排水配置圖(Plumbing Layouts)
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建築施工詳圖(Construction Details)
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3D 平面圖
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3D 外觀透視圖
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現況測繪圖(As-Built Drawings)
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建築許可申請圖(Permit Drawings)
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政府審查修改(Plan Check Corrections)
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圖面修正(Permit Revisions)
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再次送審(Permit Resubmittals)
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建築許可申請(Building Permit Applications)
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協調結構、土木、機電、給排水及 Title 24 等專業顧問
ADU 與 JADU 專業設計
自加州於 2017 年修訂 ADU 法規以來,我們已協助許多屋主及房地產投資人成功完成 ADU 與 JADU 專案,提升房屋使用效益與市場價值。
無論您希望:
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增加家庭居住空間
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將車庫合法改建為 ADU
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興建全新的 ADU
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規劃 JADU
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增加租金收入
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提升房屋價值
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擴大家庭生活空間
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改善住宅使用機能
我們都將陪伴您完成從設計到建築許可申請的每一個步驟。
建築許可申請服務
建築許可是住宅工程中最重要的程序之一。
政府透過建築許可審查,確認您的設計符合土地使用規定、建築法規、安全規範及能源法規。
Carol Wu Drafting 提供完整的住宅建築許可圖面設計,適用於:
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ADU
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JADU
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車庫改建
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住宅增建
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室內裝修
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室內格局變更
若工程涉及結構、土木、機電、給排水或 Title 24 能源計算,我們將協助與各專業工程師合作,完成完整的送審文件。
建築許可流程
每個城市的建築審查流程及時間皆有所不同。
建築許可所需時間會依據:
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所在城市
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工程規模
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政府案件數量
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審查進度
而有所差異。
在整個申請過程中,我們將協助您:
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建築許可申請
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建築圖面製作
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政府審查意見修改
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圖面修正
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再次送件
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協調各專業工程師
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協助取得建築許可
讓您的案件能順利且有效率地完成審查。
為什麼選擇 Carol Wu Drafting?
超過 10 年住宅設計經驗
專精 ADU、JADU 及車庫改建
熟悉加州住宅建築法規
專業建築許可圖面設計
一對一客製化服務
快速回覆、有效溝通
與持照工程師團隊合作
從設計到取得建築許可,全程提供專業協助
我們的設計理念
每一個家,都有不同的需求。
我們相信,好的住宅設計不僅要兼顧美觀,更要兼具實用性、空間效率與施工可行性,同時符合建築法規與屋主預算。
我們希望透過專業的設計,讓每一位客戶都能打造符合生活需求且值得長久居住的理想住宅。
關於 Carol Wu
Carol Wu 為住宅設計與建築繪圖專業人士,擁有超過 10 年住宅設計經驗,專精於 ADU、JADU、車庫改建、住宅增建及室內裝修設計。
多年來,她協助許多屋主、承包商及房地產投資人完成住宅設計及建築許可申請,並與持照工程師團隊合作,提供完整的建築許可圖說,協助客戶順利取得政府核准。
她始終秉持專業、誠信及細心服務的理念,希望讓每位客戶都能安心完成自己的住宅夢想。
服務地區
我們提供加州各地住宅設計與建築許可服務,包括:
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聖地牙哥(San Diego)
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洛杉磯(Los Angeles)
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橘郡(Orange County)
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河濱縣(Riverside County)
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聖伯納迪諾縣(San Bernardino County)
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文圖拉縣(Ventura County)
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聖塔芭芭拉縣(Santa Barbara County)
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沙加緬度(Sacramento)
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聖荷西(San Jose)
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舊金山(San Francisco)
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奧克蘭(Oakland)
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佛雷斯諾(Fresno)
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貝克斯菲(Bakersfield)
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棕櫚泉(Palm Springs)
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以及加州其他城市。
INCREASE YOUR HOME VALUE
Increase your home to more bedroom, bathroom, footage,
and Living Space.
Let's add more square feet to your dream family home.
ADU/ JADU Conversion
Fallbrook, San Diego
plans/ building permit prepare by Carol Wu.
Approved by county of San Diego.

Mira Mesa,
Oceanside, La Jolla, UTC,
Allied Garden,
Approved by City of San Diego
ADU- Detached / Attached
1 or 2 Story
































