footings

  1. H

    Issues installing ACO drain level

    Please see the video attached - it explains everything quickly. This is a 1936 house, with cavity walls. The walls contain rockwool type insulation and the builder thinks the bricks need a coat of water repellent. I also intend to clear the cavity at some stage. However, this post relates to the...
  2. Dave777

    General Mix Ratio For Footings And Brick Work?

    Can anyone tell me what ratio of sand, cement and aggregate I should use for footings for a small wall? Also what ratio for cementing concrete blocks?
  3. D

    Large Crack on Exterior of Wall

    I went to view a property on Friday and although the house felt extremely run down and in need of serious renovation, there were no major concerns. I did have a bit of a moment looking at the exterior where I noticed a hairline crack between concrete render and brick work which joins an...
  4. M

    Footings depth for garden house

    Hello all, I have a question regarding the depth of footings on a proposed new block built garden house. I was always under the impression that the footings for a single story build should be 1000mm deep and 600m wide. The guy doing my garden build though claims that it only needs to be 450mm...
  5. J

    Cracked Porcelain Tiles

    Recently had a porcelain patio put down (good job overall as far as I can tell). They added concrete pads underneath as we’re now building a pergola over the top of it. The joiner made a start on the pergola today, but in drilling for the pergola post footings, there’s several small ‘blowouts’...
  6. M

    Advice needed - building 2nd storey elevation on existing side extension

    Hello all, I am in need of guidance and advice on the process as to what i need to do to determine if I can build a 2nd storey on top of a side extension to my house. The extension was in place when I moved in and I have queried the local council and building control and they have ran a search...
  7. G

    Footings for a 3-sided wall

    I am in the process of building a 3-sided wall, but I am stuck with not knowing how much Concrete (B&Q 25kg bag) and Mixed Aggregate (B&Q bulk bag) I will need for the footings. Footing Length x Width x Depth House to Garden - 3.2m x 0.3m x 0.3m Across the Garden - 3.8m x 0.3m x 0.3m Garden to...
  8. K

    Footings for single skin small block shed

    I am currently building a small 10x9ft small block shed that will have a pent roof with the highest point at 8ft in height and lowest 6.8ft. It will have a rear block wall to the 8ft height with a pillow either side and then a side wall on either side with the front being a wooden frame and...
  9. J

    Mini sink hole between patio and house?!

    Hi all, Not sure if this is in the right place....but worth a shot. I've discovered a mini sink hole between the house and patio. The hole is around 6 inches wide, with a depth of around 2/3ft. I've stuck a pole down the hole to see what the bottom was like and it's really soft, almost clay...
  10. H

    Decking help

    Hi, im building a deck for my neighbour. When i built our deck i did it the proper way and honestly it could survive an earthquake but my neighbour doesnt have a lot of money to spend and she said she's fine spending less money and only having it last a few years rather than spending more and...
  11. C

    Pouring Footings

    Nearly ready to pour footing of around 18m3 Should be able to get readymix truck right up to footing edge in one corner Question is do i move the concrete around the footings with a vibrator or swallow the extra cost and get a pump? Longest length is about 9 linear meters.
  12. B

    Depth of footings for decking in London

    Hi All, First time on the Screwfix Community forum, although I have read lots of posts via google searches. My Question, I am looking to build some decking in my garden, being a confident carpenter I have no problems building the actual decking structure, however, I am struggling to find a...
  13. P

    Footings Help and BC

    Hello all, I have inherited an extension job, long story but original builder is out of the picture. It is rather large and going to be timber frame 2 story extension. Customer was told that footing and drainage has been signed off by BC. I spoke to BC to check and that is not true. The...
  14. H

    using postcrete

    i am currently building a deck and today dug all the holes for the footings. I dug them 85cm deep and 20cm wide. My plan is to add gravel at the bottom for better drainage and then fill the hole completely with concrete. Then once its dry screw in a galvanised post base for the posts to sit on...
  15. H

    building decking

    Hi, so i am currently building a deck. My plan was to have concrete footings below the frost line at each of the corners and then one in the centre at each side. I have just looked where i was going to dig one side of the posts and there is concrete already there that wont be removable because...
  16. H

    building decking

    Hi, so i am currently building a deck. My plan was to have concrete footings below the frost line at each of the corners and then one in the centre at each side. I have just looked where i was going to dig one side of the posts and there is concrete already there that wont be removable because...
  17. J

    Footing 1ft retaining wall

    Hi want to build raised bed in garden out of breeze bloc 1ft high and 8 meters long what size footing would I need please? I've looked online but answers vary considerably Thanks
  18. B

    Drain lids in proposed extension site!?!

    Hello, Myself and my partner are in the process of buying our first house. The house we have identified is quite small however has a large garden, something we would like to exploit by installing a full width single story extension. Upon inspecting the site, it has become apparent that there...
  19. J

    Clay in one corner of 1M footings

    Hi guys in the process of building a small garage in my and as it is under 2.5M, far enough away from the house ect so no planning is required. However i am still building to the local building guidelines ect just in case i want to go bigger in the future. The issue i am having is that i have...
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