Tuesday, August 1, 2023

Rammed earth - Trial wall

Items needed 

1. 2 x 4 ply wood  - 2 pieces

2. ply 1 x 2 -  2 pieces     or.  1.5 x 2

3. 6 holes in plywood

3. 6 tie rod (16 mm)  3 feet  or 1 meter

4. PVC pipes to hold tie rods in wall

5. threading - square 

6. wing nut 

7. whalers - side wood bar - horizontal reinforcement ...

8. pinewood   reinforcement or whalers - box pipe 

10 jigsaw machine  & blade to cut ply

11. driller machine with circle accessories 

12. eye protector , glovse, mask 

13. spanners 

14. linseed oil to apply in plywood 

15.  soil, sand , cement, gravel sand sieve(Salladai in tamil)

16.  soil test

17. PVC pipe with clamps for test mould or wooden moulds of own size 









Soil Mix 
Stabilised    - Soil + cement 
Un Stabilised  - Soil + sand 

Mix -

10-12 % lime.
10%  gravel  approx 1 inch dia

20-25% clay   (15-25%)
10-15%   silt
60 - 70%  sand 




Spring clamp (4,6,8 inch)

F-clamp - regular(6,8,10,12,18), bar clamp,
  quick release bar clamp (6,8,10,12,18)

Clamp | C Type


wing nut / square thread















sample pic from web with different layers






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