Long lifespan
Revision as of 23:31, 10 July 2017 by Thebastidge (talk | contribs)
The structure should be designed to last (minimum without haul-out for maintenance) a couple decades. The average needs to be on par pr better than a residential structure on land in order to compete economically and socially.
Ideally, structures should last hundreds of years to emulate real estate, not just architecture.
