Drones assisting construction - GIF

Drones assisting construction.

<video controls autoplay loop>
<source src="https://diqn32j8nouaz.cloudfront.net/tooltalk_17176526124231.mp4" type="video/mp4">
Your browser does not support the video tag.
</video>


Previously:

Drone that flies and swims - GIF
Firefighting drones in action - GIF
Flipping UTV crushes drone camera - GIF
Improvised drone pontoons - GIF
Northrop Grumman TERN drone - photo
Phalanx CIWS shooting down a drone - GIF
When a drone tries to rescue another drone - GIF

Clever use in a remote location. Must have preprogramed both 3D GPS end points so it can stop quickly and precisely at each end of flight.
If that is a 10gal size bucket, that's quite a load its carrying.