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2
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2answers
27 views

What's the right approach for insulating the slab & footings underneath a masonry fireplace/heater?

The fireplace will be located in the middle of the concrete slab (away from the foundation stem walls) so it will have its own footing. My impression is that footings should rest on soil & gravel ...
2
votes
1answer
82 views

Deck Footing capacity with BigFoot base

I'm planning a new deck (completely replacing and enlarging an existing deck). The deck will be 25'x15' w/25 ft being attached to the house. I'm trying to determine what footings are required. ...
7
votes
3answers
179 views

What can I do about a Rough opening that is REALLY out of square?

The house I am living in has a rather interesting problem. Due to what I suspect was Jack Daniels building inspections in this town in the 80's, the footing wall under the second floor dining room ...
1
vote
1answer
126 views

How tall can I go above ground with a concrete footing?

I am building a 20' x 20' foot deck with a 10' x 12' Pavilion in one corner, away from the house.I need the concrete footings for the pavilion to be flush or just above the surface of the deck. There ...
0
votes
2answers
61 views

Using old roof footings for a ground-level deck

I had a 40 year-old, asphalt shingled, hip roof (14x18) over a concrete patio that had 4 posts w/footings that supported it in a line opposite the house. The footings, that are still there and were ...
2
votes
3answers
1k views

Retaining wall: footing or no footing?

I'm looking to build a retaining wall on my sloped backyard. I'll be using cinder blocks (with mortar to join them together and rebar for added stability). (added info: at the lowest point the wall ...
1
vote
1answer
62 views

how do i replace a fence post that was also used as a deck footing?

So I removed the old broken 4x4 post that was for the fence and deck. I have the deck sitting on stone slab after I held it up with a jack. It had two bolts that I had to cut out that are still in ...
1
vote
2answers
112 views

How to create threads in leveling feet

Due to uneven floor, part of the oven does not stay parallel to the counter. I tried to tighten up the foot of the oven but it still does not fix the problem. This is how the foot looks like: Is ...
3
votes
4answers
249 views

What is the laziest way I can build a non-structural, non-aesthetic cinder block wall to contain compost?

I have a ton of brush that I used to burn, but I recently bought a chipper/shredder and want a spot to compost it along with grass clippings and greens. I also have 3 tons of CMUs that are just ...
3
votes
1answer
365 views

How deep do the footings have to be for a gazebo?

I am building a free-standing hexagon gazebo around an existing circular concrete pad, so the gazebo will not have a wooden floor. The only weight that the footings will support is the weight of the ...
0
votes
1answer
99 views

Connect new footings to old footings

I have a 7 foot section of an addition that has no footing. It is a square addition, so 3 walls on the back of the house. It is about 13 x 12. One of the side walls is missing about 7' of footing and ...
0
votes
0answers
110 views

rain cover for basement steps

I'm making a plywood rain cover for basement steps. The area is 5' wide by 8 'long. The height will be 8'. I want to make concrete footings for the support posts. What size and width of hole for ...
0
votes
3answers
1k views

How far does a ground rod need to be from the foundation?

I need to ground an antenna strapped to my chimney, which requires hammering in a new ground rod. However, the entire side of my house is paved, meaning I can't dig it up to find the foundation ...
2
votes
2answers
200 views

Footings for free-standing structure

We moved into a house that backs up to some trees and a small creek. There aren't any good trees for a tree house back there, but I would like to build a raised fort for the kids instead. It will be ...
2
votes
1answer
2k views

How wide does a 6x6 concrete post footing needs to be?

Need to attach 6x6x8 posts for a free-standing pergola - I'll use Strong-Tie anchors attached to the concrete footing. The hole for the footing will reach well below the freezing line, but how wide ...
1
vote
1answer
243 views

Are buried footings required for a shed or other structure to withstand 90mph winds?

I want to build a small 10x10 shed in my backyard. My city code doesn't require building permits for structures under 120 sq. ft. and doesn't require footings that run down below the frost line for ...
2
votes
2answers
399 views

What can I fill a trench around my house with to avoid creating a drainage issue?

I am planning out my footing insulation job. Right now it's a pretty standard floating slab-on-grade with footings extending down a few feet, and the footings are uninsulated. A ring of concrete was, ...
0
votes
1answer
62 views

Worth it to add footing insulation if there's already a thermal break?

I've been considering insulating the outside perimeter footings of my 1972 ranch house in northern New Mexico. The slab-on-grade it's built on (that constitutes the subfloor) reaches a temperature ...
4
votes
2answers
7k views

How/where can I find out what the frost-line is for my area?

Aptos, CA, United States What service or documentation resource can I use to determine what the frost-line is for my area? I'd be inclined to ask the county building/planning office but I suspect ...
4
votes
2answers
2k views

Should I pour a footing and pier at the same time?

I am pouring concrete for deck footings. I need an 18in diameter footing to carry the weight, and I will also use a 8 in diameter pier to bring it to an inch above ground. The footing must be 30 in ...
2
votes
1answer
2k views

How should I build large concrete footings for my deck?

I live in Howard County Maryland. You may find out deck guide useful for this question, although probably not needed. It requires 18 in diameter footings 30 inches in to the ground and must be 8 in ...
2
votes
1answer
276 views

How can I fix a tilted concrete shed footing?

We just bought our first home, and it came with a shed (hooray! Workspace!). The shed has a footing that's about 8" wide and runs the perimeter of shed, and at some point erosion has caused the part ...
4
votes
2answers
18k views

How should I build the concrete footings for my deck?

I plan on making a small deck and I live in Howard County Maryland. The deck code here says that the concrete footing must be 30 in below ground level and have a thickness of at least 8 inches (i.e. ...
3
votes
1answer
867 views

How do I determine the correct rise of a step for a concrete footing on a slope?

Going to be building a retaining wall in the front yard on a slope. I'm going to be using King size residential bricks to make a 2 wythe wall. Because of the slope I'll need to have 3-4 steps in the ...
0
votes
1answer
2k views

What is the proper deck footing depth in Connecticut?

I'm moving a deck footing for an existing deck, the current one is in the wrong location and it's too small. What is the proper depth in Connecticut in order to ensure that it doesn't suffer from ...
2
votes
1answer
1k views

Footing for a porch?

To waterproof the front of our house, we have removed the existing porch and we're debating how to build the new one. The cold room that the old porch was on top of is about 4.5 feet wide, 3.5 feet ...
6
votes
2answers
7k views

What are some tips for tamping gravel?

I'm packing medium-sized gravel (1.5"-minus crushed rock) in to holes, to provide a stable base for pier blocks in clay-rich soil. There are 30 holes, roughly 24" diameter, 18" deep. I have a 10" x ...
7
votes
2answers
2k views

How can I efficiently dig small footing holes?

I am trying to dig holes that are 18" square, and 12"+ deep. The site is mostly undisturbed soil, although there is a thin layer of topsoil or fill in some areas. The soil is glacial till, so a mix ...