3 ms·
For my projects, I’m buying the concrete structure, but it’s my general contractor hiring a subcontractor to place the concrete, and the architect reviews the t
by ethagknight 8y ago
For my projects, I’m buying the concrete structure, but it’s my general contractor hiring a subcontractor to place the concrete, and the architect reviews the third party laboratory tests. It’s a complicated for commonplace construction. NASA should have it figured out.