Piping the Entrance April 1997

Video: HERE

 

Start of excavation Photo PH

Digging downwards. Photo PH.

Digging downwards. Photo PH.

Ever deeper. Photo PH.

Base for pipe. Photo PH.

Loading first pipe segment. Photo PH.

Lowering first pipe segment. Photo PH.

Setting first pipe segment. Photo PH.

Locating consecutive pipe segments. Photo PH.