Heavy Duty Cement Concrete Flooring.pptx

Heavy Duty Cement Concrete Flooring.pptx

1. Heavy Duty Cement Concrete Flooring

2. Heavy Duty Cement Concrete Flooring Definition & Use Material, Equipment Skill required Procedure Dos & Don’ts

3. BASE COURSE / UNDER LAYER 35 mm Thick WEARING TOP LAYER / FINISHING LAYER 15 mm Thick SUB-BASE

4. BASE COURSE PREPARATION

5. Panel Size = 1m x 1m

6. Laid in Alternate Panels

7. PVC Strips 3 x 40 mm

8. 1 cement 1.5 coarse sand 3.5 stone aggregates (10mm to 6mm size) 1 : 1.5 : 3.5 Volume Batching

9. FINISHING LAYER PREPARATION

10. 1 Hardener 4 Cement 1 : 4 Weight Batching 1 : 2 Volume Batching 1 Hardener –Cement Mix 2 Stone grit (6mm down)

11. Application of neat cement slurry @ 2.75Kg. of cement per m2. Applied by brush

12. M itred joints at the corners Straight line at intermediate with panel joints

13. Cement concrete shall be placed in position and beaten with trowel and finished smooth. Beating shall cease as soon as surface is found covered with cream of mortar.

14. The mixture so obtained shall then be laid on the base course within 2 to 4 hours of latter's laying

15. After the starting of initial setting, the surface shall be finished smooth and true with steel floats

16. Curing P onding for a minimum period