Foundations

780 topics in this forum

1. Foundation Issues (trench collapse, piling options)

   By carson321, Friday at 09:08
   • 2 replies
   • 148 views
   • 
   • saveasteading
   • Friday at 13:08

2. Foul drains through concrete footing?

   By BenGillyHills, Wednesday at 23:08   

   • foul drain
   • foundations
   • 11 replies
   • 237 views
   • 
   • BenGillyHills
   • Thursday at 11:48

3. Leaking dpm under slab - is it an issue?

   By Dunc, October 4
   • 6 replies
   • 328 views
   • 
   • Nickfromwales
   • October 4

4. Helical piles instead of relaying garage foundations?

   By SilverShadow, September 26
   • 10 replies
   • 650 views
   • 
   • ToughButterCup
   • October 1

5. Trench fill acceptable tolerance in level and dip

   By Stu84, September 12
   • 19 replies
   • 1k views
   • 
   • Stu84
   • October 1

6. Foundations & Drains 1 2

   By Spinny, September 18
   • 32 replies
   • 1.5k views
   • 
   • Spinny
   • September 30

7. Garden gravel as hardcore substitute?

   By YodhrinForge, September 25
   • 2 replies
   • 414 views
   • 
   • YodhrinForge
   • September 27

8. Backfilling under lintel above drain pipe

   By John2000, September 21
   • 4 replies
   • 501 views
   • 
   • John2000
   • September 22

9. Cutting up my raft foundation

   By Gone West, September 20
   • 5 replies
   • 569 views
   • 
   • Gone West
   • September 21

10. RC slab and waste drainage

    By LSB, September 20
    • 2 replies
    • 258 views
    • 
    • torre
    • September 20

11. Shutter Foundations at Boundary ?

    By Spinny, September 17
    • 2 replies
    • 328 views
    • 
    • Spinny
    • September 17

12. Step in foundations, flatness of bottom of foundation, sleeving

    By Stu84, September 9
    • 2 replies
    • 443 views
    • 
    • Stu84
    • September 12

13. Can I use this to level ground under workshop slab

    By Owain1602, September 11
    • 1 reply
    • 382 views
    • 
    • Mike
    • September 11

14. Running underground drainage through below dpc wall

    By Sunil237, September 8
    • 3 replies
    • 384 views
    • 
    • Sunil237
    • September 9

15. Insulated Raft - How much better?

    By dsaunders, July 18
    • 12 replies
    • 913 views
    • 
    • Rosslyn
    • September 4

16. Foundations for garden retaining wall

    By paul1966, August 31
    • 1 reply
    • 388 views
    • 
    • cwr
    • September 1

17. Raft foundation expansion/movement joint

    By Selexus, August 5
    • 17 replies
    • 1.1k views
    • 
    • -rick-
    • August 13

18. Pile Foundation Cost

    By Saul, June 6, 2021
    • 19 replies
    • 16.4k views
    • 
    • Lincolnshire Ian
    • August 4

19. Rod System

    By MortarThePoint, July 30
    • 5 replies
    • 687 views
    • 
    • MortarThePoint
    • July 31

20. 7x4 garden room 1 2

    By Jadhacha, July 28
    • 26 replies
    • 1.3k views
    • 
    • saveasteading
    • July 30

21. Soil pipe penetrations through slab - which way up?

    By Dunc, April 15
    • 13 replies
    • 1.4k views
    • 
    • saveasteading
    • July 21

22. Piling Foundations

    By dsaunders, June 8, 2020
    • 3 replies
    • 3.5k views
    • 
    • dsaunders
    • July 18

23. Insulated rafts 1 2

    By Gus Potter, February 12
    • 26 replies
    • 2.5k views
    • 
    • Dave Jones
    • July 11

24. Soil sample Atterberg test

    By Buildbuild, June 21   

    • atterberg
    • soil test
    • (and 1 more)

      Tagged with:

      • atterberg
      • soil test
      • trees
    • 2 replies
    • 815 views
    • 
    • saveasteading
    • June 22

25. What type of insulation to minimise thermal bridging in this design?

    By Great_scot_selfbuild, June 14
    • 9 replies
    • 1.1k views
    • 
    • Kelvin
    • June 16