1. 25-Year Cumulative Cash Flow Comparison
For a 5,000 m² heavy extraction maintenance facility:
- **Civil Foundations:** Fabric Building $180,000 vs PEMB $480,000 vs Concrete $920,000 (-62% Savings).
- **Erection Schedule:** Fabric Building 25 Days vs PEMB 90 Days vs Concrete 240 Days (Operations commence 3 months earlier).
- **Daytime Lighting Electricity (25 Years):** $12,000 (Natural translucent daylighting) vs $315,000 for PEMB (continuous 400W LED high-bays).
- **Asset Relocation / Salvage Value:** 85% reusable assets for fabric structures vs 0% for concrete (demolition cost).