They found the mysterious object that’s blocking Bertha

Engineers finally found what’s blocking Bertha, the world’s largest tunneling machine under Seattle. A relatively small steel pipe!    Take a look at the image after the jump…   Image © WSDOT

Here’s a photo of the mysterious “object”, the pipe.

“Crews removed enough dirt and water from my excavation chamber to peek inside. Here’s what they saw:”

via gizmodo