Substation Electrical Design Process: 30%, 60%, 90% & IFC Explained

A practitioner's guide to the substation electrical design process — from 30% concept through 60% coordination, 90% verification, and the sealed IFC package. Full breakdown: https://keentelengineering.com/substa... Chapters: 0:43 Why Substations Are Designed in Milestones 1:30 The 30% Package: Concept & Preliminary 2:15 The 60% Package: Detailed Design & Coordination 3:01 The 90% Package: Checked & Review-Ready 3:51 Issued for Construction (IFC): The Final Package 4:41 Deliverable Maturity at a Glance 5:50 The Licensed Professional Engineer's Seal 6:39 The Standards Framework Behind Each Milestone 7:58 Keentel Engineering's Substation Design Services 9:04 Case Studies: Five Milestone Progressions 10:27 Frequently Asked Questions 15:03 Conclusion