Posted 5 years ago
House Foundation on Rock: piles with crawl space or slab?
House Piling
Alexandra, Central Otago
I need quotes on the cost of building a crawl space foundation, or piles on a schist rock building platform in Central Otago. The house will be about 10m x 4m single level made with NZSIPs. I want to recycle my greywater, and will likely need a sump tank under the house. The house will be off-grid (solar power and gas) and in a high wind and frost zone. It's possible a concrete slab foundation might work if I can house all the utilities (gas bottles/califont, solar batteries, greywater sump/pump...