By Hector Madrigal, OldSalt-Opa, dracos6979, +3.1k more .
Walk down the path to the first set of monsters. Look out for the huge pressing machines that may crush you. When they raise, quickly run underneath. The first set of monsters will be a.
[pdf] It was made by Hitachi Zosen Sakai Works in Osaka, Japan, and the machine's assembly was completed in Seattle in June 2013. Tunnel boring began on July 30, 2013, with the machine originally scheduled to complete the tunnel in December 2015.OverviewBertha was a 57.5-foot-diameter (17.5 m) built specifically for the 's (WSDOT) project in ,. .
The name Bertha, after Seattle's first female mayor, , was chosen by a panel (that included the Governor and Transportation Secretary) from 150 submissions from kindergarten through 12t.
[pdf] Big Stan is a built in 1986 by Anderson Drilling. The rig has been used on a number of construction projects in which conventional, smaller drilling rigs were unable to be used, particularly when projects call for drilling into hard soil. Notably, Big Stan was used in the construction of the in Omaha, the near , and on expansions to the / in Las Vegas. The drill rig was featured on
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