7-12 years average to up to 15 for the larger plants
1. Find the site, what do you plan on building, find a lender, subsidies, etc. this is all after lengthy cost benefit analysis
2. Prelim site plsn
3. Lender involvement and approvals
4. Schematic Design and approval by owner, govt and lenders
5. Repeat and rinse at design development.
6. Repeat and rinse at construction docs
7. Build it
In the interim you are value engineering; adding and subtracting.
I didn’t even mention the environmental phases pre and post construction, the infrastructure around the plant, etc. tariffs or no tariffs? Can we attract the workers, how much do we pay them, etc.
It’s a lot when you are talking about large scale industry.