It is easier to build a factory and build homes with components that are standard sized and them ship that out on to the site. This also makes it much easier t

It is easier to build a factory and build homes with components that are standard sized and them ship that out on to the site. This also makes it much easier to have electrical and plumbing done nearly completely (with the final hookups on site) in a place where you can centralize the tasks to ensure a constant stream of work. https://www.designhomes.com/howitworks/ https://www.designhomes.com/howitworks/ The heavy machinery on site is less of a problem than needing to move all the tradesmen around, down times, and the logistics of sourcing and moving the materials rather than the product.