On the other hand, in 2010, ice-out occurred April 5, and temperatures by the end of April were 50 degrees. My point is that the fish behavior around opening day depends not just on ice-out dates, but also on weather after ice-out.
You have to make decisions about the type of manufactured home foundation you want installed. A Low Profile type is popular now, but may be much more expensive. Generally, an alternative FHA approved pier foundation costs less. The Contractor will give you a bid on all the costs involved for either type foundation.
Some Americans build their homes with bricks, some with wood, and some live in prefabricated trailers that are towed to the site. Others live in houseboats. There is no one universal American house building material. But wood is very common for residential single family construction in the US.