Hot answers tagged

28 votes

Any problem to build a house that covers a same-sized hole in the ground?

Look at it as a start on a foundation hole - but don't get hung up on "making the house the same size/shape as the existing hole" because you can alter the size/shape of the hole when ...
  • 146k
20 votes
Accepted

Any problem to build a house that covers a same-sized hole in the ground?

You asked: Would there be any problem to build the wood house over the hole, so as to cover it? So I am going to make the following assumptions: You would like to personally build the house There ...
  • 12.7k
10 votes
Accepted

Does the quality of fill dirt matter?

If you were pouring a slab over this -- and required decades of stability -- you might need to worry about your fill. Organic matter and other debris that will break down over time is appropriate for ...
  • 3,363
7 votes
Accepted

Wood fence posts in clay

I have heavy clay that won’t drain. I dipped the end of my pressure treated posts in liquid asphalt (roofing material) and let them dry before cementing them in. 20 years, and they are still in pretty ...
7 votes

Wood fence posts in clay

Your other option is to fit a short concrete post, and bolt the wooden post to it. It's more expensive, but the concrete won't rot when the hole fills with water. Around here they're often called a '...
7 votes
Accepted

How to excavate hole when only 30% of perimeter is accessible to tractor?

Not sure why this is a problem. You drive in and dig the farthest part first, with a lot of trips back & forth to bring each bucket of dirt all the way out. Then you work out a couple of feet at a ...
5 votes

Any problem to build a house that covers a same-sized hole in the ground?

You don't say where you live but you will get things living down there. Rats, foxes, badgers for example. They will leave faeces and dead stuff. Make sure you have access steps and built-in lighting.
5 votes

Does the quality of fill dirt matter?

The cinderblock chunks are not a big deal, they just speak to the source of your "dirt" "fill", "not particularly 'clean' fill" or whatever you want to call it. But sod ...
  • 146k
4 votes

Cementing in around soil pipe exiting around brick wall. Is this required?

Standard construction methods would include a minimum of a silicone seal to prevent water entry at the pipe. Cement or mortar is not required but sealing to prevent water entry is.
  • 100k
4 votes

Cementing in around soil pipe exiting around brick wall. Is this required?

First of all, did you have any agreements on how the pipe is to be fitted? If paperwork mentions sealing the pipe entry in any way, the final result should match the criteria laid out in the agreement ...
4 votes

Wood fence posts in clay

Dig them deeper, perhaps 6ft or even 8 and fill up to level with the pea gravel. That should provide sufficient volume to drain the water from the posts. However there may be other water seeping in. ...
  • 22.4k
4 votes

Does the quality of fill dirt matter?

The type of material you use for the base of a patio or slab maters. Can you fill voids or bring up to grade (minus gravel depth) and compact with dirt/soil. Yes, with some kinds of dirt/soil, if ...
  • 13.3k
3 votes

How long does it take for ground to become sufficiently compact to bear the weight of an above-ground pool?

Suppose your 18 foot round pool is 54 inches deep and is filled right to the top with water. How much pressure would that exert on the ground below? Not much, in fact. Every square inch of pool has 54 ...
  • 21.1k
3 votes

How long does it take for ground to become sufficiently compact to bear the weight of an above-ground pool?

With the recent backfill and about 4 feet of water depth my concern would be very localized subsidence, ie mini sink holes, that would not be a problem with a solid bottom pool but a vinyl bottom ...
  • 20.6k
3 votes

Exposed foundation and large egress well - need help

Something does not add up, here. If the grade is 6" up, the window-well should be a few inches above grade, not several feet above grade. "Large amount of exposed foundation" is not ...
  • 146k
3 votes

Large Ant population in yard - problematic?

I have very sandy soil and thousands of ant mounds around the house just like you. Before I bought this house, a certified termite inspector found some carpenter ant carcasses in the house but no ...
  • 5,146
2 votes

Does the quality of fill dirt matter?

Are you sure you want to be using soil/dirt of any kind for this purpose? It's very difficult to compact it well enough that you don't get settling down the road. I prefer pea gravel or compacted ...
  • 21k
2 votes
Accepted

How can I prevent my AC condensate pipe from making my soil soggy?

Connecting condensate and sump pumps to sewers is rarely legal these days in most places, so concentrating on a dry well approach is probably best unless you have dedicated storm sewers you can ...
  • 146k
2 votes

Compacting soil after removing fence posts to install new posts with vibratory ram?

Cut off old posts slightly below grade. Leave concrete footing in place. Drive in new posts 4feet deep into ground at a short distance to the left or right of old post. Driving in that deep would ...
  • 4,142
2 votes

Exposed foundation and large egress well - need help

I don't think this window exit can be classified as "egress" except for the emergency exit. The building code (IBC) defines an egress as "an unobstructed path to leave buildings, ...
  • 3,294
2 votes

Exposed foundation and large egress well - need help

It need not be a permanent eyesore because you can plant tall shrubs around the base of the foundation. You could paint the metal well to match the foundation. Alternatively, you could fill to raise ...
  • 19.7k
2 votes

How to drain grey water in clay ground in safe and secured manner

You have done the research. You want hard calculations on water? You will never get them. Water is fluid, always changing. A concrete answer to the paths and contents of water does not exist. If you ...
  • 955
2 votes

For a rutted farm road, what is needed to fix it and how much worse would it get?

The key to road maintenance is water. Specifically getting rid of it, getting it OFF the road as soon as possible (even in deserts.) You can build the roadbed up with stone or gravel so it's higher, ...
  • 146k
2 votes

Large Ant population in yard - problematic?

Ants in your yard is where you want them to be. Better in your yard than in your home. You should make sure there’s nothing that can attract them to your building(s). So, make sure there is no rotten ...
  • 1,881
1 vote
Accepted

How can I protect existing fence pickets/rails from raised garden/lawn soil rot

As noted in this answer the only way to slow the rot is to avoid ground contact entirely (Note: Nothing will prevent rot - wood is a natural product and will, when exposed to the elements, eventually ...
  • 32.6k
1 vote

42" Elevated Foundation Build in Coastal NC

So, if this is “What is the best foundation system?” I’ll give it a go... Do not use soil for fill. Use evenly graded “crushed rock”. You have fill tested to make sure it’s compacted to 95.% density....
  • 22.6k
1 vote

Does the quality of fill dirt matter?

If, as you say, you only need to raise the level by 18", the thing to do is to separate out as much of the sod and "topsoil" as you can, then fill the area in 4 or 5 "lifts", ...
  • 1,309
1 vote
Accepted

Clay and Gravel Liquefaction for Paver Installation

You’ll continue to have that “liquid” action until you remove the water. I’d provide a way for the water to “runoff”, like a perimeter drain, drain rock at the perimeter, etc. that will remove the ...
  • 22.6k
1 vote

Options to keep soil in split-grade backyard

I would use rail road ties to border the yard and fill. I have done this around my driveways where I have crushed rock and I don't want it mixing with the lawn. A single tie would work, I have made ...
  • 100k
1 vote
Accepted

Can bushes help keep driveway and patio gravel stable?

Since there is an area of direct contact between the patio and driveway, the bushes won't serve as a separator (between your "two distinct species of gravel") there. They will not, of ...
  • 146k

Only top scored, non community-wiki answers of a minimum length are eligible