Galvanized Barrel Drum,Metal Spinning Iron Products,Custom Steel Cone,Trumpet Brushed Table Leg Shaoxing Hui Da Metal Products Factory , https://www.syhdmetal.com
According to a report by the Kyodo News Agency on December 25th, Hitachi Shipbuilding Co., Ltd. announced the world's largest shield machine with a diameter of 17.45 meters to the media at the Handan Factory in the West District of Bengbu City, Osaka. It is said that the shield machine will be transported to the tunnel of about 2800 meters deep in Seattle, Washington.
According to reports, Seattle will build a new underground tunnel to replace the aging highway viaduct. The shield machine will be used in the project. The subsidiary of Hitachi Shipbuilding Co., Ltd. received orders in 2011 and completed the construction of a shield machine with a total length of 110 meters and a weight of 7,000 tons at the Handan factory in December this year.
The shield machine is a machine that uses a shield tunneling method that is deepened while reinforcing the tunnel wall. Hitachi Shipbuilding Co., Ltd. has been producing this model since 1967, and more than 1,200 shield machines have been delivered.
Hitachi Shipbuilding Launches World's Largest Shield Machine