The soil cover is somewhat thin perhaps only three feet deep at most.
Building on granite bedrock.
I d say 3 trying to put a foundation in bedrock only creates a bathtub effect full of water.
Here you can see that a wide footing area has been formed over bedrock.
Insulated concrete forms icf are ideal for building foundations like yours on bedrock because you can custom cut them to fit the unique contours of the rock.
The granite must be stable it cannot be flaking or crumbling away.
I recently excavated my site for new construction and i m on exposed granite bedrock for the entire footprint.
Building a foundation on fill is no way stable enough to give me a secure solid feeling.
This is like macro dental work.
We are currently building a long 60m double story building with two expansion joints at aproximately 20m.
The bedrock vibrates a lot less than sediments because of its structure.
Crawl spaces are not useful imo.
The problem i have.
Buildings on solid bedrock tend to shake less than buildings on sediments or reclaimed lands because the bedrock itself shakes less than sediments or reclaimed land.
The deck would be inset into a 6 foot deep 14 foot wide u shaped space at the back of our house approximately 8 feet above the ground.
Hi im building a house next summer in atlantic canada 700 200m from the ocean.
The foundations are reinforced concrete strip foundations in fairly good weathered granite gravel soils.
Having already spent time and money on.
Posted in observatories.
Fortunately no blasting is required to dig into the rock.
If everything is solid and secure then you can set the concrete walls or concrete footings right on top of the rock.
The area is on a bay and reasonably protected but the weather and the wind do kick up from time to time the ground is only a few inches deep literally before one hits bedrock.
What is the best way to build a pier on bedrock.
The white arrows are pointing at green epoxy coated steel rebars 1 in diameter that are set in epoxy into drilled holes within the foundation lines.
They re also ideal in your case.
Indeed in some places the bedrock is exposed i am thinking.
The deck footings will be sitting on bedrock with about 18 24 of back fill because our house footings are also built on bedrock.
This is called pinning the footings to the bedrock.
The lot where i m building my new home is quite rocky.