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I’m adding new square footage onto my current house and need a qualified professional to produce the structural drawings and calculations required for permit approval. You’ll be working from my existing plans, which I already have in digital format, and designing the addition to the following site conditions: • Soil bearing capacity: 1,500 lbs/ft² • Ground snow load: 70 lbs/ft² • Seismic zone: D • Wind exposure: B The goal is a complete, permit-ready structural set that ties seamlessly into the standing structure. If there’s any further information—geometry of the addition, preferred materials, local code references—you need to finalize scope and pricing, tell me and I’ll supply it right away.
Project ID: 40499131
13 proposals
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13 freelancers are bidding on average $201 USD for this job

With my vast array of professional skills and experience that directly aligns with your project requirements, I am confident that I am the right fit for your house addition project. My expertise in 3D CAD and Modelling would not just allow me to work effectively from your existing plans in digital format, but also ensure that the new addition ties seamlessly into the standing structure. As a civil engineer proficient in AutoCAD, and having produced numerous permit-ready structural sets in the past, I understand the intricacies involved and the need for accuracy. Not only will I incorporate all necessary calculations required for the permits while adhering to local building codes, but I will also take into consideration site conditions, such as soil bearing capacity, snow load, seismic zone and wind exposure as specified- ensuring a high-quality outcome aligned with your vision. Moreover, my strong command on drafts like Revit and Rhino Grasshopper further extends the range of my capabilities. With good knowledge of AI, 2D and 3D architectural modeling as well as rendering walkthrough methods like Enscape,I can deliver excellent visual representations of your future expanded space If you select me for this project. Let’s bring your dreams to life!
$86 USD in 2 days
7.9
7.9

Hi there! We are a team of architects, interior designers and 3D artists. I have read your requirement for Architectural design and I am sure that I can do the job very well. Our Services: --Architectural and interior design including Residential and commercial. -- Photorealistic 3D Renders --High quality 3D Modelling. We work in AutoCAD, Proge CAD, Sketchup,3DSMax, Vray, Solidworks, Maya Do have a look at my portfolio: https://www.freelancer.in/u/smstudio125 Chat to discuss. I do hope we'll be able to spevak soon will love to work with you. Regards, Koncept 10
$140 USD in 7 days
7.3
7.3

Hello there, This is Sajjad Khan. I am an Architect with more than 6 years of experience in my field in Design and Visualization, MEP, Structural etc. I am experienced in Revit, Rhino, Twinmotion, 3ds Max, AutoCAD, SketchUp, Lumion, D5 Render and Blender as well. I have recent experience in similar projects also. It’s an interesting project and I am really excited to start working on it. Please Get in Touch with me for further discussion on the project.. Thanks Sajjad Khan
$40 USD in 7 days
6.6
6.6

Hello, I am an experienced structural designer with a strong background in residential additions and permit-ready construction documentation. I can prepare the structural drawings and calculations required for your home addition while ensuring the new construction integrates properly with the existing structure. Using your current digital plans, I will develop a complete structural package that considers the provided design criteria, including 1,500 psf soil bearing capacity, 70 psf ground snow load, Seismic Design Category D, and Wind Exposure B. The design will include foundation plans, framing layouts, beam and header sizing, structural details, connection details, and supporting calculations suitable for permit review. My focus is on producing accurate, buildable, and code-compliant documentation that helps streamline the approval process and supports efficient construction. I understand the importance of coordinating the addition with the existing building to maintain proper load transfer and structural performance. To proceed, I would like to review the existing plans, addition dimensions, project location, preferred materials, and any local permitting requirements. Once received, I can confirm the scope, timeline, and deliverables. I am ready to start immediately and look forward to assisting with your project. Best regards, Bilal Hussain
$40 USD in 2 days
3.4
3.4

Your project for a house addition's structural plans immediately brought to mind a recent residential extension I engineered where we successfully integrated new load-bearing walls and foundation elements with an existing 1950s bungalow, achieving seamless structural continuity and swift permit approval. I understand the critical need for precise calculations to meet your local building codes for the specified soil bearing capacity, snow load, seismic zone D, and wind exposure B. My approach will involve utilizing AutoCAD for drafting and structural analysis software (e.g., RISA-3D or similar, depending on complexity) for load calculations. I will meticulously review your existing plans and the provided site conditions to design the foundation, framing, and any necessary bracing or shear walls. The process will include generating all required structural drawings, detail sheets, and calculation reports, ensuring they meet the stringent requirements for permit submission. To ensure the most efficient and accurate design, could you clarify the maximum allowable deflection for the new floor system and the intended use of the added space (e.g., living area, garage)? I'm confident I can deliver a robust, permit-ready structural package. I'm available to discuss your project further at your convenience.
$221 USD in 21 days
3.2
3.2

⭐Hello⭐ I carefully reviewed your project and understand that you need a permit-ready structural package for a residential addition that integrates seamlessly with the existing house while meeting the specified design criteria (1,500 psf soil bearing, 70 psf ground snow load, Seismic Design Category D, and Wind Exposure B). ⭐ Review existing digital plans and assess structural integration with the current building ⭐ Design foundations, framing, beams, headers, and load paths for the new addition ⭐ Prepare structural calculations supporting permit submission requirements ⭐ Ensure compliance with applicable residential building codes and loading criteria ⭐ Detail connections between existing and new construction to ensure continuity and constructability ⭐ Deliver clear structural drawings suitable for engineer review and permitting ⭐ Coordinate revisions based on plan-check comments if required ⭐ Provide PDF and editable CAD-based deliverables for future use As a PhD Candidate at Istanbul University in Civil Engineering, I have extensive experience in structural analysis, residential additions, permit documentation, and code-compliant design. Portfolio: https://www.freelancer.com/u/baselnasser9 Please review my previous client feedback. My goal is always achieving 100% satisfaction on every project rather than taking a large number of projects, which is why quality remains my top priority. Best regards, Bassel Nasser
$100 USD in 1 day
3.0
3.0

Please give me the opportunity to work on your project. I am committed to delivering high-quality structural plans with accuracy, professionalism, and attention to detail. My goal is to ensure that your project is completed on time and meets all your requirements. With extensive experience in design, drafting, and 3D modeling, I can provide reliable and efficient solutions tailored to your needs. Software & Tools I Use: AutoCAD Autodesk Revit Autodesk Inventor Autodesk Maya SolidWorks Blender Fusion 360 SketchUp 3ds Max Unreal Engine V-Ray ZBrush Substance Painter Adobe Photoshop Canva AI Tools Expertise: Structural Drafting & Design Architectural Plans House Additions & Renovations 3D Modeling & Rendering Product Design CAD/CAM Mechanical Design Interior Design Architectural Visualization 3D Visualization I look forward to discussing your project and providing the best solution for your requirements. Thank you for your consideration.
$200 USD in 7 days
2.9
2.9

Hi there, You are looking for permit-ready structural drawings and calculations for a house addition, based on existing plans, soil bearing, snow load, seismic zone D, and wind exposure B. I have experience successfully completing residential addition, structural drafting, calculation, and permit documentation projects in the past. As a skilled young structural drafting expert with over 5 years of experience, I specialize in accurate and high-quality structural drawing support using AutoCAD, Revit, load calculations, framing plans, foundation details, and code-ready documentation. My portfolio link is as follows: https://www.freelancer.com/u/olenav24 Looking forward to hearing from you. Olena
$50 USD in 3 days
2.0
2.0

As an IT professional, I understand that solutions and projects should always be tailored to specific needs - and that goes beyond just websites and software. With a strong background in PHP and software development, I have an eye for detail and an understanding of how crucial accuracy can be even in unrelated fields. My experience with AutoCAD further highlights my competence to execute this project seamlessly. I am confident in my ability to deliver the complete, permit-ready structural set you require for your house addition. My projects are known for their quality, scalability, and impressive problem-solving skills. My role as a developer has trained me to not only work with a given set of blueprints but also improve upon them with respect to current codes if necessary; making them better fit your needs. I will utilize this expertise to ensure a perfect integration of the new addition with the standing structure. Moreover, throughout my career, I've taken pride in my communication skills and commitment to timely delivery. Preparedness has always been key to ensuring a smooth process during any project execution. Should you trust me with this assignment, you can expect regular updates on my progress until final submission; guaranteeing full customer satisfaction at every stage. Let's turn your architectural vision into reality together!
$140 USD in 7 days
0.0
0.0

Nilphamari, Bangladesh
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Member since Nov 26, 2025
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