Foundations / Discussions

What Should You Look For When Buying a Slab on Grade Home?

I'm considering purchasing a 48 yrs. old (1972) bungalow on slab in Bridgewater, Nova Scotia. To date I've only seen the standard real estate photos. I will be viewing it for the first time on Saturday, Nov. 10th. What should I look for? If I like what I see I will hire a pro inspector but, I'm hoping you can give me s...

Posted by Mike Molloy Nov. 6, 2019 Slab on Grade 1 response

What is the best way to build a slab on grade on bedrock?

I watched your videos with much interest but wasn't sure about the "trench" type perimeter "grade beam" in terms of supporting the house structure, and the fact that I have bedrock (Lake Huron / limestone) 18" below the surface. Wouldn't a poured perimeter wall down to bedrock be a better approach - before pouring the ...

Posted by peter owen Oct. 31, 2019 Slab on Grade 1 response

How much insulation should I install underneath my concrete slab in my basement?

I live in a cold climate - Winnipeg Manitoba, and intend to install radiant heat in the concrete slab. As my basement is below the frost line, I’m not sure if insulation is necessary, but want to know what the experts think. If insulation is required, how much and what type is recommended? You absolutely need to instal...

Posted by Scott Antonation Sept. 27, 2019 Slab on Grade 5 responses

Can you install tubing under a slab on grade foundation to extract heat in winter?

...foundations as well as ground loops for HRVs and ERVs, can be a an easy way to harness the heat of the ground without needing to do any additional excavation.  I would mention your plans first to the slab form kit manufacturer and get them to sign off on it ahead of time.

Posted by Jennifer Cole Aug. 28, 2019 Slab on Grade 1 response

What is your opinion about building a garage on posts (screw piles)?

I’m planning to build a 20x24 workshop / garage, and I’m wondering the cheapest as well as best way to do it. Is there any reason not to build it on posts? It seems like it would be much cheaper than a foundation. Thanks for any help. Additions and small buildings are often built on screw piles, so sure, you can do it....

Posted by Les P Dec. 11, 2017 Foundations and Basements 1 response