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2a. Layout for Gravel Ring Foundation
2b. Layout for Concrete Piers Foundation
2c. Layout for Insulated Concrete Forms Foundation

WRITTEN INSTRUCTIONS
3-W1 – Foundation Wall Construction
Click on the link to view and print the written instructions for building the foundation wall sections.
3-W2 – ICF/Concrete Above Grade Wall Package
Click on the link to view and print the written instructions for installing the “ICF/Concrete Above Grade Wall Package” required on an ICF/Concrete above grade wall prior to starting the dome structure.
DIAGRAMS
3-D1 – Foundation Wall Assembly
Click on the link to view and print the wall assembly detail.
3-D2 – Nail & Screw Patterns Step 3 – Wall Framing & Siding
Click on the link to view and print the diagram showing the nail and screw patterns for fabricating the foundation wall and installing the siding.
3-D3 – ICF/Concrete Above Grade Wall Sill Plate Detail
Click on the link to view and print the diagram showing a cross section of anchoring to an ICF or Concrete above grade wall.
VIDEOS
3-V1 – Foundation Wall Construction
Note: This video shows a 26′ dome and siding on a 22′ dome. The process is the same for all dome sizes. Refer to the Nail & Screw Patterns Diagram above for specifics for your dome size.
3-V2 – Joining the Wall Sections
3-V4 – Checking for Round and Level
Note: This video shows a 33′ dome. The same process will be used on all dome sizes. The radius measurement for the 22′ dome is 10′ 10-1/4″.
3-V4 – ICF/Concrete Above Grade Wall Package Installation
Note: This video shows a 42′ dome. The 22′ dome only gets two concrete screws per sill plate.
Click on the link to go to the next step: 4. Dome Structure Assembly