Library
Versions of Generic fixed-roof storage tank, 21 ft diameter, 24 ft shell
Published versions never change. A new license, new data or new geometry is always a new version; people who used an older one keep it.
| Drawing | Version | Change | License | Status | Published |
|---|---|---|---|---|---|
| Version 2 | GeometryAdded the base ring, banded shell, cone roof with gauge hatch, vent and centre vent, shell manway with cover, a flanged nozzle, the pipe stub and the spiral stair with handrail (plan and 3D). | CC0 | Published | Nov 3, 2026 | |
| Version 1 | GeometryFirst version. | CC0 | Published | Nov 3, 2026 |