the engine solidifies the ground

![P_20161007_045147_HDR.jpg](https://steemitimages.com/DQmViMUd5oYDkAdcmQ7KQcHc82pBqMxhBP6WBLkTomdCwcr/P_20161007_045147_HDR.

the engine solidifies the ground
one way to solidify the soil before installing ceramics is to use this machine, so when installing ceramic is not easy to avalanche.
this machine is one solution for us to use. the image was a builder who was working to solidify the ground in the mosque.