Lowering a concrete pipe into a shaft.
<video controls autoplay loop> <source src="https://s3-us-west-1.amazonaws.com/hmt-forum/dropping_concrete_pipe_shaft.mp4" type="video/mp4"> Your browser does not support the video tag. </video>
Previously:
https://www.homemadetools.net/forum/...350#post173239
https://www.homemadetools.net/forum/...145#post157585
https://www.homemadetools.net/forum/...449#post122466
https://www.homemadetools.net/forum/...080#post125690
https://www.homemadetools.net/forum/...456#post177663
