I built a long bridge to another island now I can't use it because of the it keeps on disappearing even on the latest update v0.7.3 this also happened on v0.7.2. could someone help me out on this.

Also when you drag or double click on you inventory when you have the mining machine menu open you item you click on disappears.
Also will there be a water pump to pump it to out storage container.

Here is a like to my video you can skip to 1:14.07 or when the bridge disappear at 1:18.30