West wall of the basement:
Perimeter walls and the bracing/scaffolding/alignment system.
From left to right you can see the garage door, a garage window, the front door, the entrance hall window, and the guest bedroom window.
We rented some 1.25" plywood forms and formed up two 8" thick, 8' tall retaining walls. We poured those without incident.
4:23: Installed water main pipe and first floor drain waste/vent pipe. Leveled ground for slabs. Filled with sand. Insulated. Installed 6x6 wire net. Installed radiant heat piping.
We poured the ground floor slab on 4.26 after passing inspections/pressure tests. We paid to have it professionally finished.
Ground floor framing: