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I will design solar system sld, autocad layout and dc ac cable sizing
calculate steel RSJ beams for load bearing wall removal
Structural engineer specializing in steel RSJ beam calculations for load-bearing wall removal. I help homeowners, contractors, and builders get fast, accurate, code compliant beam sizing and calculati...
About this Gig
Need a professional Solar SLD, AutoCAD layout, and accurate DC/AC cable sizing for your solar project? I design engineer-verified, code-compliant solar electrical drawings that installers, AHJs, and utility companies approve without delays.
What you get:
Solar Single Line Diagram (SLD) per NEC/IEC standards
Full AutoCAD 2D system layout (array, wiring, conduit routing)
DC & AC cable sizing with voltage drop + ampacity calculations
Breaker/fuse sizing
Clean PDF + editable AutoCAD (.dwg) files
Why buyers choose me:
Calculations backed by NEC/IEC standards, not guesswork
Fast turnaround, 2448h options available
Unlimited revisions until it's approved
Experience with residential, commercial, and utility-scale systems
Just send your system size, panel/inverter specs, or site plan I'll turn it into permit-ready, installer-ready drawings fast.
Let's get your solar project approved the first time.
Project type:
Residential
•
Commercial
•
Office & workspace
Solar system type:
Grid-connected
•
Off-grid
•
Hybrid
Software:
HelioScope
•
Aurora Solar
•
AutoCAD
Delivery style preference
Please inform the freelancer of any preferences or concerns regarding the use of AI tools in the completion and/or delivery of your order.
Other Building Engineering Services I Offer
FAQ
What information do you need from me to start?
System size (kW), number of panels, inverter model, string configuration, and site voltage/wire run length if you want exact cable sizing.
Will this pass permit/AHJ review?
Yes all SLDs and calculations follow NEC (US) or IEC (international) standards. Let me know your jurisdiction so I match local code requirements.
Do I get the editable file, not just a PDF?
Editable AutoCAD (.dwg) source file is included in the Premium package. Basic/Standard include high-res PDF.
Can you handle commercial or utility-scale systems, not just residential?
Yes, I've worked across residential, commercial rooftop, and utility-scale ground-mount systems.
How fast can I get this done?
Standard delivery is 2–3 days. Message me before ordering if you need a rush 24-hour turnaround.
