How many KAP-Steel-Waves are needed?

According the European approval ETA-15/0224, Kappema composite walls, the distance between the waves is fixed on a maximum of 80 cm. (center to center)  

 

The minimum amount of waves is fixed in the approval on 1.5 waves per square meter by using 55 mm layer. Is the layer 45 mm till 54 mm size the amount of waves is fixed on 2.4 per square meter.

 

The distance to the edge is fixed on a maximum of 32.5 cm. The distance to the bottom of the wall element should not be more than 20 cm. The distance to the opening is fixed on the concrete cover out of the norms and should be nom c.

 

If you want to increase the concreting speed it is necessary to shorten the distance between the waves.

 

Using the software modul from Kappema all waves are automatically placed by the computer depending on the wall size. The software also recognize all openings.