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I need a full set of engineer-stamped CAD drawings to secure permits for a commercial solar array that will sit on the rooftop of a warehouse with well over 5,000 sq ft of available space. The plans must show layout, racking, structural calculations, attachment details, electrical one-line and three-line diagrams, point-to-point conduit runs, and grounding in compliance with all relevant codes (IBC, NEC 2023, local fire setbacks). Please prepare the sheets in AutoCAD (DWG) so my installer can edit dimensions later if field conditions shift. A PDF plan set for submission is also required. Stamp and professional credentials must be valid for the project’s U.S. state; I will supply the exact address and existing roof drawings once we start. Deliverables • Complete CAD plan set (roof layout, structural, electrical, stringing) • PE stamp on each sheet • Structural load calculations summary (PDF) • PV array production estimate pulled from HelioScope or PVsyst (optional but appreciated) I’ll be available to answer RFI’s quickly so we can push this through the AHJ without revisions. Let me know your expected turnaround time and any data you still need.
Project ID: 40346210
7 proposals
Active 5 mos ago
Location: Hillsborough, United States
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7 freelancers are bidding on average $408 USD for this job

With my background in Architecture and Civil Engineering, I'm the ideal candidate to provide you with the Engineered Rooftop Solar CAD Plans you need for this commercial solar array project. I have years of experience integrating structural engineering principles into design projects, and my extensive knowledge of modern architectural practices will ensure compliance with all relevant codes - IBC, NEC 2023, and local fire setbacks - on your specific US state requirements. My expertise in AutoCAD is just what this project demands; I can create a full set of engineer-stamped CAD drawings reflecting every crucial detail you need, including layout, racking, structural calculations, attachment details, electrical one-line and three-line diagrams, point-to-point conduit runs, and grounding. These drawings will be designed bearing in mind the possibility of changing field conditions so that your installer can quickly edit dimensions if need be. Moreover, I understand the urgency of this project, with your request to avoid revisions that could slow down your process at the AHJ. So, as soon as we initiate this collaboration by sharing the necessary data like exact address and existing roof drawings, I will promptly deliver top-quality work on schedule. I'm also willing to go a step further and provide an optional but appreciated PV array production estimate using HelioScope or PVsyst. Together, let's make this solar array project an efficient reality!
$500 USD in 3 days
4.6
4.6

Hello, With over 7 years of experience in structural design for both residential and commercial buildings, I am well-versed in the exact specifications your rooftop solar project requires. My proficiency in AutoCAD, REVIT and extensive knowledge of local building codes will ensure that the drawings I provide are fully compliant and accurate for every AHJ. Beyond just creating CAD plans, I understand the real-world implications of these designs and have built a reputation for accounting for field adjustments. This means that even if field conditions shift after my work, your installer will be able to adapt the dimensions without sacrificing safety or efficiency. Moreover, as an electrical engineer by profession, I have built my career on precision and attention to detail, qualities that are perfectly suited for providing robust plans such as those you need. Hire me, and you can expect not only valid PE stamps and professional credentials but also a smooth working rhythm as we tackle any RFI's that may arise with speed and efficiency. With me on board, consider your Engineered Rooftop Solar CAD Plans in extremely capable hands. Thanks!
$555 USD in 5 days
2.8
2.8

Hello, Thank you for outlining your project so clearly. I understand you need a full set of engineer-stamped, permit-ready CAD plans for a commercial rooftop solar array, including structural and electrical layouts, detailed attachments, and calculations that comply with IBC, NEC 2023, and local codes. I appreciate your focus on accuracy, editability for field changes, and the importance of a smooth AHJ approval process. With over a decade of experience in solar design, structural engineering, and AutoCAD drafting for U.S. commercial projects, I’ve delivered numerous permit and construction documents for rooftop PV systems ranging from 50kW to multi-megawatt installations. My process is collaborative and detail-oriented—I work closely with clients to ensure all requirements are met and that plans are clear for both installers and inspectors. Here’s my approach: Once you provide the project address and existing roof drawings, I’ll review everything and clarify any initial questions. I’ll produce detailed CAD sheets covering site layout, racking/attachment, structural calcs, and NEC-compliant electrical diagrams (one-line, three-line, conduit, grounding). All work will be completed in AutoCAD (DWG) for flexibility, and I’ll prepare a clean PDF for submission. I partner with licensed PEs in all U.S. states to provide seals as required. Optionally, I can include a production estimate via HelioScope or PVsyst. I’m committed to fast, clear communication and revisions as needed to keep your project moving. Let me know if there’s any additional data you’d like me to request up front. Looking forward to collaborating!
$500 USD in 10 days
0.0
0.0

Hi, I'm excited about the opportunity to create engineer-stamped CAD drawings for your commercial solar array. Here’s a brief overview of what I will deliver: - Complete CAD plan set including roof layout, structural design, and electrical diagrams. - PE stamp on each sheet to ensure compliance. - Structural load calculations summary in PDF format. - Optional PV array production estimate from HelioScope or PVsyst to enhance planning. I understand the importance of meeting all relevant codes and will prepare the AutoCAD (DWG) files for flexibility in field adjustments. Once I have the existing roof drawings and project details, I’ll ensure a smooth process for AHJ approval. Looking forward to collaborating, Daniel
$250 USD in 6 days
0.0
0.0

Hello, As an industry veteran with 15+ years of experience, I've successfully led countless engineering projects to fruition with high customer satisfaction. Your Engineered Rooftop Solar CAD Plans project aligns perfectly with my company's expertise in delivering end-to-end solutions. Our proficiency in AutoCAD, combined with our ability to provide structurally sound and code-compliant designs, makes us the ideal fit for your project. Moreover, Creasions operates not just as designers or coders but as problem-solving builders. This approach allows us to create designs that are not only visually appealing but also highly functional and tailored to your specific needs. In the case of your commercial solar array, our extensive experience in electrical layout and load calculations will ensure your submission sails through the necessary regulatory approvals without any revisions. In addition to our technical chops, our strength lies in effective communication strategies that minimize the need for back-and-forth exchanges. We understand the value of your time and have a track record of quickly responding to RFIs. Lastly, it's worth noting that we've built a robust global portfolio and established long-term partnerships with diverse clients , evidence of our capability to handle projects regardless of location or complexity! Together, let’s make this rooftop solar array a reality! Thanks!
$250 USD in 1 day
2.4
2.4

Hi I’m very interested in supporting your rooftop solar project by delivering a complete, engineer-stamped CAD plan set ready for permit approval. With experience in commercial PV design and code-compliant documentation, I can provide accurate, AHJ-ready drawings aligned with IBC, NEC 2023, and local fire setback requirements. I will develop a full AutoCAD (DWG) plan set including roof layout, racking and attachment details, structural load considerations, electrical one-line and three-line diagrams, conduit routing, grounding, and stringing. The design will be clean, editable, and practical for your installer, along with a submission-ready PDF package. I can also include a structural calculation summary and, if needed, a production estimate using HelioScope or PVsyst. I ensure quick turnaround and clear communication to minimize revisions and keep your permitting process smooth. I hold (or can coordinate) valid PE stamping for the required U.S. state and will ensure all sheets are properly reviewed and stamped. I’m ready to get started once you share the project address and existing roof drawings. Best regards,
$400 USD in 3 days
0.0
0.0

Hi, thanks for the detailed scope—this is a straightforward commercial solar permit package. I can deliver a complete, engineer-ready CAD plan set for your rooftop PV system, coordinated for permitting and construction. Scope Covered: Roof layout with module placement + fire setbacks (IBC / local AHJ) Racking system layout + attachment details Structural review (roof loads, ballast/attachments) with calc summary Electrical: one-line, three-line, stringing, conduit routing, grounding (NEC 2023 compliant) Clear labeling for installer edits in DWG format Deliverables: • Full AutoCAD (DWG) plan set • Permit-ready PDF set (stamped) • Structural calculation summary (PDF) • (Optional) Production estimate via HelioScope/PVsyst PE Stamp: I can coordinate a licensed PE in your project state to review and stamp all sheets. Timeline: 4–7 days (depending on roof complexity + AHJ requirements) Info Needed to Start: Project address + jurisdiction Existing roof drawings (structural if available) Preferred racking system (or I can recommend) Utility/interconnection requirements (if known) I’ll keep communication tight to avoid AHJ revisions and move this quickly to approval.
$400 USD in 3 days
0.0
0.0

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