Industrial Effluent treatment plant GA and Layout AutoCAD Drafting

I have a set of architectural floor plans for a new large-scale commercial facility and now need fully detailed plumbing layouts drafted in AutoCAD. The scope is limited to water-supply and drainage pipes only; no electrical, fire, CCTV or other services are required at this stage... (Budget: ₹1500 - ₹12500 INR, Jobs: 3D CAD, 3D Drafting, AutoCAD, CAD/CAM, Civil Engineering, Construction Management, Drafting, Mechanical Design, Process Engineering, Structural Engineering)