Native head-contract and subcontract variations on DEMO-1. Single table with scope discriminator and pass-through bundling — backed by packages, with full negotiation timeline per row.
| Ref | Scope | Title | Package | Status | Estimated | Cost submitted | Cost certified | Pending | Last exchange | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| SVAR-001 | Subcontract | Frame sub — additional crane hours for stage 2Pass-through of VAR-001 | PKG-FRAME | Negotiating · 2x | — | $9,600 | $0 | $9,600 | 20 May 26 | ||
| VAR-002 | Head contract | Facade panel substitution — fire-rated zoneDrawing revision: A-203 Rev C | PKG-FACADE | Negotiating · 4x | — | $62,000 | $51,000 | $11,000 | 26 May 26 | ||
| VAR-003 | Head contract | Mechanical riser — additional fire dampersCoordination clash: Clash report 2026-04-18 | PKG-MECH | Submitted · 1x | — | $28,400 | $0 | $28,400 | 24 May 26 | ||
| VAR-004 | Head contract | Additional piersRevised Drawing: S101 Rev B | PKG-CONC-STR | Draft | — | $12,000 | $12,000 | — | — | ||
| VAR-005 | Head contract | Additional piersRevised Drawing: S101 Rev B | PKG-CONC-STR | Draft | — | $12,000 | $12,000 | — | — | ||
| VAR-006 | Head contract | — | Draft | — | $0 | $0 | — | — | |||
| VAR-007 | Head contract | — | Draft | $14,400 | $14,400 | $0 | $14,400 | — | |||
| VAR-008 | Head contract | E2E TEST - Additional drainage to basement rampRFI-018 slab edge / groundwater: RFI-018 | PKG-PLUMB | Draft | — | $14,400 | $0 | $14,400 | — | ||
| VAR-009 | Head contract | E2E TEST - Additional rock anchors at north shoring zone (from CE-006)Latent site condition - RFI: RFI-014, S101 Rev C | PKG-CONC-STR | Under review | $42,000 | $43,750 | $0 | $43,750 | — | ||
| VAR-010 | Head contract | — | Draft | — | $0 | $0 | — | — | |||
| Total | $196,550 | $75,000 | $121,550 |