The water is conveyed to Potlatch through huge pipes, visible for miles.

The entire stretch they'd run along had the normal circular shape, like a huge pipe.

Why not have your basic huge pipe, just barfing the stuff out?

A huge pipe poured dark fluid into the water.

Gabriel waited a bit for the children to find one of the huge pipes.

From there, pumps the size of a three-story building thrust it into huge pipes.

It was a huge pipe fully the height of a man in diameter.

Joe asked, having traced a huge pipe to its source.

At the far end four big ovens occupied the space, huge pipes leading up from them into the ceiling overhead.

He had a face of leather and a huge pipe with a lid.